Climate and monthly weather forecastSaint-Romain-de-Jalionas, France
Climate and monthly weather forecast
Weather in January
January, like December, in Saint-Romain-de-Jalionas, France, is an icy winter month, with an average temperature fluctuating between 5.3°C (41.5°F) and 0.1°C (32.2°F). January, noted for its average high-temperature of 5.3°C (41.5°F) and an average low-temperature of 0.1°C (32.2°F), is considered the coldest month. Weather in January »Weather in February
The last month of the winter, February, is a frosty month in Saint-Romain-de-Jalionas, France, with an average temperature fluctuating between 0.3°C (32.5°F) and 6.9°C (44.4°F). Saint-Romain-de-Jalionas commences February with an average high-temperature of a frosty 6.9°C (44.4°F), maintaining a close resemblance to the previous month. Weather in February »Weather in March
March, the first month of the spring in Saint-Romain-de-Jalionas, is a fresh month, with temperature in the range of an average low of 3.2°C (37.8°F) and an average high of 11.8°C (53.2°F). The shift into March is characterized by a subtle rise in the average high-temperature, transitioning from February's chilly 6.9°C (44.4°F) to a fresh 11.8°C (53.2°F). Weather in March »Weather in April
April is a comfortable spring month in Saint-Romain-de-Jalionas, France, with temperature in the range of an average high of 16.2°C (61.2°F) and an average low of 5.9°C (42.6°F). The shift into April brings a slight increase in the average high-temperature, moving from a cool 11.8°C (53.2°F) in March to a comfortable 16.2°C (61.2°F). Weather in April »Weather in May
The last month of the spring, May, is also an enjoyable month in Saint-Romain-de-Jalionas, France, with an average temperature fluctuating between 18.8°C (65.8°F) and 8.6°C (47.5°F). Saint-Romain-de-Jalionas's shift into May sets the average high-temperature at a still refreshing 18.8°C (65.8°F), a figure that deviates only slightly from April's 16.2°C (61.2°F). Weather in May »Weather in June
June, the first month of the summer in Saint-Romain-de-Jalionas, is a warm month, with an average temperature ranging between min 12.6°C (54.7°F) and max 23.2°C (73.8°F). The shift into June is marked by a modest rise in the average high-temperature, moving from May's enjoyable 18.8°C (65.8°F) to a warm 23.2°C (73.8°F). Weather in June »Weather in July
July, like June, in Saint-Romain-de-Jalionas, France, is another warm summer month, with an average temperature ranging between min 14.6°C (58.3°F) and max 25.8°C (78.4°F). Saint-Romain-de-Jalionas notes an average high-temperature of a still warm 25.8°C (78.4°F) in July, hardly diverging from June. Weather in July »Weather in August
The last month of the summer, August, is another warm month in Saint-Romain-de-Jalionas, France, with an average temperature fluctuating between 26.1°C (79°F) and 14.6°C (58.3°F). With an average high-temperature of 26.1°C (79°F) and an average low-temperature of 14.6°C (58.3°F), August is the warmest month. Weather in August »Weather in September
The first month of the autumn, September, is also an agreeable month in Saint-Romain-de-Jalionas, France, with an average temperature ranging between min 11°C (51.8°F) and max 21.5°C (70.7°F). Saint-Romain-de-Jalionas's September weather features a light decline in high-temperatures, reducing from a moderately hot 26.1°C (79°F) in August to an agreeable 21.5°C (70.7°F). Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Saint-Romain-de-Jalionas, France, with an average temperature ranging between min 8.1°C (46.6°F) and max 16.5°C (61.7°F). Setting in of October comes with a decrease in the average high-temperature, moving from a pleasant 21.5°C (70.7°F) in September to a refreshing 16.5°C (61.7°F). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Saint-Romain-de-Jalionas, France, with an average temperature varying between 10.3°C (50.5°F) and 4.3°C (39.7°F). November brings a minor decrease, with the average high-temperature reducing from an enjoyable 16.5°C (61.7°F) in October to a cool 10.3°C (50.5°F). Weather in November »Weather in December
December, the first month of the winter in Saint-Romain-de-Jalionas, is still a chilly month, with an average temperature varying between 1.4°C (34.5°F) and 6.6°C (43.9°F). December signals a slight drop in average high-temperature, sliding from November's fresh 10.3°C (50.5°F) to a chilly 6.6°C (43.9°F). Weather in December »Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
The coldest period in Saint-Romain-de-Jalionas tends to be January, when average temperatures fluctuate between a high of 5.3°C (41.5°F) and a low of 0.1°C (32.2°F).
In Saint-Romain-de-Jalionas, during the entire year, the rain falls for 164.3 days and collects up to 575mm (22.64") of precipitation.
Months with snowfall in Saint-Romain-de-Jalionas are January through March, October through December.
Throughout the year, in Saint-Romain-de-Jalionas, there are 17.1 snowfall days, and 147mm (5.79") of snow is accumulated.
The month with the least sunshine in Saint-Romain-de-Jalionas is January, with an average of 4.6h of sunshine.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
February is the month with the least rainfall. Rain falls for 12.3 days and accumulates 32mm (1.26") of precipitation.
February is the month with the most snowfall in Saint-Romain-de-Jalionas. Snow falls for 4.8 days and accumulates 41mm (1.61") of snow.
In Saint-Romain-de-Jalionas, France, snow does not fall in April through September.
June has the longest days of the year in Saint-Romain-de-Jalionas, with an average of 15h and 42min of daylight.
June and July, with an average maximum UV index of 6, are months with the highest UV index in Saint-Romain-de-Jalionas, France.
Saint-Romain-de-Jalionas's August weather reaches an average high of 26.1°C (79°F) and an average low of 14.6°C (58.3°F), making it the warmest month.
August is the least humid month in Saint-Romain-de-Jalionas, with an average relative humidity of 71%.
With an average of 10.8h of sunshine, August has the most sunshine of the year in Saint-Romain-de-Jalionas, France.
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Saint-Romain-de-Jalionas, France, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
The month with the most rainfall in Saint-Romain-de-Jalionas is November, when the rain falls for 13.4 days and typically aggregates up to 65mm (2.56") of precipitation.
The most humid month is December, with an average relative humidity of 85%.
The month with the shortest days in Saint-Romain-de-Jalionas is December, with an average of 8h and 42min of daylight.
Average temperature
Saint-Romain-de-Jalionas, France
The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (5.3°C).
The months with the highest average low temperature are July and August (14.6°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure
Saint-Romain-de-Jalionas, France
- Average pressure in January:
1019.6mbar - Average pressure in February:
1017.7mbar - Average pressure in March:
1017mbar - Average pressure in April:
1015.4mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1016.5mbar
- Average pressure in July:
1017.1mbar - Average pressure in August:
1017.7mbar - Average pressure in September:
1018.5mbar - Average pressure in October:
1018.1mbar - Average pressure in November:
1015.8mbar - Average pressure in December:
1021.2mbar
The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed
Saint-Romain-de-Jalionas, France
- Average wind speed in January:
10.6km/h - Average wind speed in February:
11.7km/h - Average wind speed in March:
11.2km/h - Average wind speed in April:
10.7km/h - Average wind speed in May:
10.7km/h - Average wind speed in June:
9.4km/h
- Average wind speed in July:
8.8km/h - Average wind speed in August:
8.4km/h - Average wind speed in September:
8.4km/h - Average wind speed in October:
9.4km/h - Average wind speed in November:
10km/h - Average wind speed in December:
10.5km/h
The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest months (with the lowest average wind speed) are August and September (8.4km/h).
Average humidity
Saint-Romain-de-Jalionas, France
The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (71%).
Average rainfall
Saint-Romain-de-Jalionas, France
The wettest month (with the highest rainfall) is November (65mm).
The driest month (with the least rainfall) is February (32mm).
Average rainfall days
Saint-Romain-de-Jalionas, France
- Average rainfall days in January:
13.2 days - Average rainfall days in February:
12.3 days - Average rainfall days in March:
14 days - Average rainfall days in April:
14.2 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
16 days
- Average rainfall days in July:
15.1 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
11.8 days - Average rainfall days in November:
13.4 days - Average rainfall days in December:
12.5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is September (11.5 days).
Average snowfall
Saint-Romain-de-Jalionas, France
The month with the highest snowfall is February (41mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days
Saint-Romain-de-Jalionas, France
- Average snowfall days in January:
5.6 days - Average snowfall days in February:
4.8 days - Average snowfall days in March:
1.5 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0.1 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:
0.1 days - Average snowfall days in November:
1.3 days - Average snowfall days in December:
3.7 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are April, June, July, August and September (0 days).
Average daylight / Average sunshine
Saint-Romain-de-Jalionas, France
- Average daylight in January:
9h and 12min - Average daylight in February:
10h and 24min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 36min - Average daylight in May:
14h and 54min - Average daylight in June:
15h and 42min
- Average daylight in July:
15h and 18min - Average daylight in August:
14h and 6min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 54min - Average daylight in November:
9h and 30min - Average daylight in December:
8h and 42min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January:
4h and 36min - Average sunshine in February:
5h and 48min - Average sunshine in March:
7h and 6min - Average sunshine in April:
8h and 36min - Average sunshine in May:
8h and 48min - Average sunshine in June:
9h and 54min
- Average sunshine in July:
10h and 36min - Average sunshine in August:
10h and 48min - Average sunshine in September:
8h and 36min - Average sunshine in October:
6h and 30min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days
Saint-Romain-de-Jalionas, France
- Average sunshine days in January:
13.5 days - Average sunshine days in February:
13 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
12.5 days - Average sunshine days in May:
10.3 days - Average sunshine days in June:
10.8 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
15.3 days - Average sunshine days in October:
16.6 days - Average sunshine days in November:
14.3 days - Average sunshine days in December:
14.5 days
The month with the most sunshine days is October (16.6 days).
The month with the least sunshine days is May (10.3 days).
Average UV index
Saint-Romain-de-Jalionas, France
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Saint-Romain-de-Jalionas, France
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility
Saint-Romain-de-Jalionas, France
The months with the highest visibility are February, March, April, May, June, July, August, September and November (9km).
The months with the lowest visibility are January, October and December (8km).
