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Contents
- The climate of Rouen
- The best time to visit Rouen
- The worst time to visit Rouen
- Spring weather in Rouen
- Summer weather in Rouen
- Autumn weather in Rouen
- Winter weather in Rouen
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Rouen
Located in the north of France, the city of Rouen experiences a distinct Marine west coast, warm summer climate, classified as Cfb by the Köppen climate classification. Taking a deeper look into the monthly climatological parameters, the city witnesses a substantial change in weather elements throughout the year.
Regarding temperature, the city varies from highs of 22.1°C during the summer months to lows of 1.4°C in the winter months. Precipitation is a year-round occurrence, seeing the highest rainfall of 60mm in December and the lowest of 24mm in September. On average, there is rainfall in Rouen between 16.5 days at the start of the year to a bit lesser at 12.1 days in the month of September.
With yearly relative humidity oscillating from 79% to 89%, the city exhibits comfortable atmospheric levels without excessive dryness or dampness. Winds in Rouen can pick up from 11.5km/h in August up to 17.3km/h in December, thus seldom posing any serious issues to the city residents or tourists.
The city sees infrequent snowfall, which typically concentrates between January and March, and then again in December, with the highest being 14mm in January. Sunshine hours fluctuate between 3.6 hours in January to 9 hours in July, offering adequate sunlight during the warmer months to enjoy the outdoors.
Regarding temperature, the city varies from highs of 22.1°C during the summer months to lows of 1.4°C in the winter months. Precipitation is a year-round occurrence, seeing the highest rainfall of 60mm in December and the lowest of 24mm in September. On average, there is rainfall in Rouen between 16.5 days at the start of the year to a bit lesser at 12.1 days in the month of September.
With yearly relative humidity oscillating from 79% to 89%, the city exhibits comfortable atmospheric levels without excessive dryness or dampness. Winds in Rouen can pick up from 11.5km/h in August up to 17.3km/h in December, thus seldom posing any serious issues to the city residents or tourists.
The city sees infrequent snowfall, which typically concentrates between January and March, and then again in December, with the highest being 14mm in January. Sunshine hours fluctuate between 3.6 hours in January to 9 hours in July, offering adequate sunlight during the warmer months to enjoy the outdoors.
The best time to visit Rouen
Planning a trip to Rouen depends wholly on individual preferences for weather conditions. However, summer (June to August) predominantly stands out as the most suitable period to visit. During this time, temperatures range from a pleasant 19.4°C to 22.1°C, with extended daylight hours from 15.4 hours to 16.2 hours, providing ample time for sightseeing. Relative humidity during these months ranges from 81% to 84%, providing a comfortable atmosphere for exploration. Alongside, the UV index rating of 4 to 5, and visibility extending up to 8km, ensures a clear and safe environment for activities.
The worst time to visit Rouen
Winter months, particularly December, tends to be the least favorable time for a visit, with the lowest daylight hours of 8.3 hours and high rainfall of 60mm. The chill in the air is undeniable as temperatures plummet to 1.4°C to 7.5°C. While the city dresses in picturesque snow, it is sparse, peaking 12mm in December, surprisingly less for a winter month. Moreover, the wind speed heightens to 17.3km/h, thus leaning towards an uncomfortable chill for visitors not fond of cold and damp conditions.
Spring weather in Rouen
Spring in Rouen brings milder weather with temperatures escalating from 6.4°C to 14.3°C between March and May. Rainfall during this season sees a downtrend from 42mm in March to 33mm in May. Daylight hours increase from 11.9 hours to 15.4 hours, offering longer days for visitors to savor. The wind speed during these months decreases from 16.1km/h to 13.2km/h, making sightseeing activities less challenging.
Summer weather in Rouen
Rouen’s summer displays a comfortable warmth with temperature averages between 16.3°C to 22.1°C. Rainfall in this period ranges from 39mm to 52mm per month, constituting a moderate level of precipitation. Surprisingly, in proportion to the season, daylight and sunshine hours reach their peak during this period, namely from 15.4 hours to 16.2 hours and 7.6 hours to 9 hours respectively. Wind speeds dip to their lowest all year round, varying from 12.1km/h to 13.2km/h.
Autumn weather in Rouen
During the autumn months (September to November), temperatures in Rouen drop from 19.4°C in September to 10.2°C by November. Rainfall upticks to 55mm in November from a low of 24mm in September. Daylight and sunshine hours gradually decrease from 12.6 hours and 7.1 hours to 9.1 hours and 3.9 hours respectively. Winds pick up speed during this season, accelerating from 12km/h in September to 15.8km/h in November.
Winter weather in Rouen
Rouen’s winter months (December to February) are characterized by temperatures dropping between 6.4°C and 7.5°C, alongside the chilliest nights falling to 1.4°C and 2.9°C. Rainfall reaches its peak during the winter months, especially in December with 60mm. While snowfall is observed, it remains scant across the winter months with a maximum of 14mm in January. The winter season brings shorter daylight hours between 8.3 hours to 10.2 hours. Correspondingly, sunshine hours dwindle from 3.9 hours to 4.6 hours, signifying darker and colder days. Winds during this season tend to be stronger, reaching up to 17.3km/h.
Weather in January
January marks the coldest month in Rouen, France with the highest snowfall. Snow graces the city with measurable falls registered on an average of 2.1 days, with a total snowfall amounting to 14mm. Aside from presenting a winter wonderland scenario, the city becomes a vision in white. Weather in January »
Weather in February
Passing the peak of winter, February winds bring a slight change in the Rouen environment. The snowfall reduces to an average of 7mm over just 2.3 days. February marks the bare winter end, offering slightly higher daytime temperatures but still remaining within the cold range. Weather in February »
Weather in March
As spring starts to set in March, Rouen experiences the transition from frosty winter to a relatively warmer environment. The snow retreats completely with accumulation reducing to 8mm over 1 day. March shows the city in its phase of transition - from snowy landscapes to clear skies and warming weather. Weather in March »
Weather in April
April witnesses a significant onslaught of Spring in Rouen. Days of snow accumulation are behind, with no snowfall observed across the month. April showcases a brighter Rouen with increased daylight hours and blossoming greens. Walking through Rouen's picturesque streets becomes even more enjoyable with sunnier weather and clearer skies, signifying a complete shift from the winter season. The shift into April in Rouen is accompanied by a modest temperature increase, with the average high-temperature edging up from a cool 10.9°C in March to a moderate 14.3°C. Weather in April »
Weather in May
May intensifies the spring season further with temperatures rising perpetually throughout Rouen. While winters had their share of snow, May stands in stark contrast with no snowfall at all. As the weather continues to please with its warmth, evenings can still be a tad nippy, but with nothing a light jacket cannot manage. Weather in May »
Weather in June
June in Rouen opens the door to summer, offering a fresh season's feel. The temperature rises steadily, but there is no snowfall, typical for this time of year. June beautifies Rouen with longer days and more pronounced sunlight, making it both summer bright and warm. Weather in June »
Weather in July
July presents the peak of summer in Rouen. The month’s most significant weather feature involves the highest average high temperature of 22°C. The city dazzles under the summer sun, with longer days and blue skies. The warm days coupled with relatively cool nights offer the best of both worlds. Weather in July »
Weather in August
August continues the summer spell in Rouen. Interestingly, despite a slight drop, the maximum temperature remains in the same range as July. The city continues to bask in sunlight, enjoying the warm weather, and lush greenery at its fullest bloom. Weather in August »
Weather in September
September signifies the onset of autumn in Rouen. As temperatures commence a downward trend from highs of 19.4°C, so do the rainfall rates with 24mm. Slowly and surely, Rouen transforms to feature autumn's first signs. Days become shorter, the air crisper, and fall's iconic hue begins to paint the city. Weather in September »
Weather in October
October is deep into autumn, with Rouen's temperature continuing its gradual decline. The month presents the ideal autumn atmosphere, no snow and moderate rainfall. As Rouen dresses in stunning fall colors, the city beams with seasonal joy. Weather in October »
Weather in November
In November, Rouen gears up for the winter once again. While the city experiences no snow, temperatures drop significantly. The ballet of fall leaves starts to settle as the city prepares for the chill. The days get shorter, twilight creeps in earlier, and the air turns nippier. Weather in November »
Weather in December
December brings the year to close with the onset of winter in Rouen. This month experiences the first snowfall of 2mm since the end of the previous winter. As Rouen's skyline gets adorned with holiday lights, snowflakes add to the city's charm. Weather in December »
[Resources]FAQ
What is the coldest month in Rouen?
During the coldest month in Rouen, January, temperatures average a high of 6.4°C and a low of 1.4°C.
What is the most humid month in Rouen?
The months with the highest humidity in Rouen are January and December, with an average relative humidity of 89%.
How many days does it rain in Rouen?
In Rouen, during the entire year, the rain falls for 189.9 days and collects up to 524mm of precipitation.
When does it snow in Rouen?
Months with snowfall in Rouen, France, are January through March, November and December.
When does it snow the most in Rouen?
The month with the most snowfall is January, when snow falls for 2.1 days and typically aggregates up to 14mm of snow.
How much does it snow in Rouen?
In Rouen, France, during the entire year, snow falls for 7 days and aggregates up to 43mm of snow.
What is the month with the least sunshine in Rouen?
With an average of 3.6h of sunshine, January has the least sunshine of the year.
What is the month with the lowest UV index in Rouen?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When is Daylight Saving Time (DST) in Rouen?
On Sunday, 26. March 2023, at 02:00, Daylight Saving Time starts, and the time zone changes from CET to CEST. Daylight Saving Time ends on Sunday, 29. October 2023, at 03:00, and the time zone reverts from CEST to CET.
When it does not snow in Rouen?
April through October are months without snowfall in Rouen.
When are the longest days in Rouen?
The month with the longest days in Rouen, France, is June, with an average of 16h and 12min of daylight.
What are the months with the most sunshine in Rouen?
The months with the most sunshine are June and July, with an average of 9h of sunshine.
What is the month with the highest UV index in Rouen?
July is the month with the highest UV index in Rouen, with an average maximum UV index of 5.
What are the warmest months in Rouen?
With average high and low temperatures of 22.1°C and 12.8°C respectively, August is Rouen's warmest month.
What is the least humid month in Rouen?
With an average relative humidity of 79%, August is the least humid month.
What is the driest month in Rouen?
September is the month with the least rainfall in Rouen, France. Rain falls for 12.1 days and accumulates 24mm of precipitation.
What is the rainiest month in Rouen?
The month with the most rainfall is December, when the rain falls for 16.2 days and typically aggregates up to 60mm of precipitation.
What is the month with the shortest days in Rouen?
The month with the shortest days in Rouen is December, with an average of 8h and 12min of daylight.
Average temperature
Rouen, France
The warmest month (with the highest average high temperature) is August (22.1°C).
The month with the lowest average high temperature is January (6.4°C).
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure
Rouen, France
- Average pressure in January:
1016.8mbar - Average pressure in February:
1015.6mbar - Average pressure in March:
1016.4mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1017.1mbar - Average pressure in June:
1016.8mbar
- Average pressure in July:
1016.6mbar - Average pressure in August:
1016.4mbar - Average pressure in September:
1018mbar - Average pressure in October:
1016.5mbar - Average pressure in November:
1012.5mbar - Average pressure in December:
1017.3mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed
Rouen, France
- Average wind speed in January:
16.9km/h - Average wind speed in February:
17.7km/h - Average wind speed in March:
16.1km/h - Average wind speed in April:
13.2km/h - Average wind speed in May:
13.2km/h - Average wind speed in June:
12.6km/h
- Average wind speed in July:
12.1km/h - Average wind speed in August:
11.5km/h - Average wind speed in September:
12km/h - Average wind speed in October:
13.9km/h - Average wind speed in November:
15.8km/h - Average wind speed in December:
17.3km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity
Rouen, France
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (79%).
Average rainfall
Rouen, France
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days
Rouen, France
- Average rainfall days in January:
16.5 days - Average rainfall days in February:
13.8 days - Average rainfall days in March:
14.9 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
17.9 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
14.6 days - Average rainfall days in November:
16.1 days - Average rainfall days in December:
16.2 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is September (12.1 days).
Average snowfall
Rouen, France
The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Rouen, France
- Average snowfall days in January:
2.1 days - Average snowfall days in February:
2.3 days - Average snowfall days in March:
1 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.3 days - Average snowfall days in December:
1.3 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Rouen, France
- Average daylight in January:
8h and 4min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 5min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 1min
- Average daylight in July:
15h and 5min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 1min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
4h and 4min - Average sunshine in March:
5h and 4min - Average sunshine in April:
7h and 2min - Average sunshine in May:
7h and 4min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
9h and 0min - Average sunshine in August:
8h and 1min - Average sunshine in September:
7h and 1min - Average sunshine in October:
5h and 3min - Average sunshine in November:
3h and 5min - Average sunshine in December:
3h and 5min
The months with the most sunshine are June and July (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Rouen, France
- Average sunshine days in January:
11 days - Average sunshine days in February:
11 days - Average sunshine days in March:
13.3 days - Average sunshine days in April:
11.7 days - Average sunshine days in May:
9.6 days - Average sunshine days in June:
9.7 days
- Average sunshine days in July:
9.4 days - Average sunshine days in August:
11.6 days - Average sunshine days in September:
14.6 days - Average sunshine days in October:
13.7 days - Average sunshine days in November:
10.6 days - Average sunshine days in December:
11.8 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is July (9.4 days).
Average UV index
Rouen, France
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Rouen, France
The months with the most cloud cover are January and November (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 46).
Average visibility
Rouen, France
The months with the highest visibility are February, March, April and December (9km).
The months with the lowest visibility are January, May, June, July, August, September, October and November (8km).
Rouen, France
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