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Contents
- 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 sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, is a frosty winter month in Royan, France, with an average temperature varying between 9.1°C (48.4°F) and 4.5°C (40.1°F). Royan's coldest month, January, generally records average temperatures ranging from a high of 9.1°C (48.4°F) to a low of 4.5°C (40.1°F). Weather in January »
Weather in February
The last month of the winter, February, is a fresh month in Royan, France, with an average temperature fluctuating between 3.8°C (38.8°F) and 10°C (50°F). With the onset of February, the average high-temperature registers at a cool 10°C (50°F), subtly different from January's 9.1°C (48.4°F). Weather in February »
Weather in March
The first month of the spring, March, is a refreshing month in Royan, France, with temperature in the range of an average low of 5.7°C (42.3°F) and an average high of 13.4°C (56.1°F). March's onset brings a subtle temperature rise, moving from a fresh 10°C (50°F) in February to a mild 13.4°C (56.1°F). Weather in March »
Weather in April
April in Royan, France, is a comfortable spring month, with an average temperature varying between 7.6°C (45.7°F) and 16.5°C (61.7°F). April's arrival sees a mild rise in the average high-temperature, transitioning from March's mild 13.4°C (56.1°F) to a comfortable 16.5°C (61.7°F). Weather in April »
Weather in May
May, the last month of the spring in Royan, is also an enjoyable month, with an average temperature varying between 10.5°C (50.9°F) and 18.9°C (66°F). With the advent of May, Royan's high-temperatures adjust to a still refreshing 18.9°C (66°F), closely aligning with the preceding month. Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Royan, France, with temperature in the range of an average high of 22.4°C (72.3°F) and an average low of 13.7°C (56.7°F). The arrival of June brings a soft temperature shift, with the average high-temperature nudging from a refreshing 18.9°C (66°F) in May to an agreeable 22.4°C (72.3°F). Weather in June »
Weather in July
July is a moderately hot summer month in Royan, France, with an average temperature fluctuating between 15.6°C (60.1°F) and 25.2°C (77.4°F). Royan experiences a recorded average high-temperature of a warm 25.2°C (77.4°F) in July, closely aligned with June's 22.4°C (72.3°F). Weather in July »
Weather in August
August, the last month of the summer in Royan, is another warm month, with an average temperature fluctuating between 25.7°C (78.3°F) and 15.7°C (60.3°F). August, recording an average high temperature of 25.7°C (78.3°F) and a low temperature of 15.7°C (60.3°F), is Royan's warmest month. Weather in August »
Weather in September
September, the first month of the autumn in Royan, is still a warm month, with an average temperature ranging between max 23°C (73.4°F) and min 13.5°C (56.3°F). Royan's September showcases an average high-temperature of a still moderately hot 23°C (73.4°F), hardly distinct from August's 25.7°C (78.3°F). Weather in September »
Weather in October
October, like September, in Royan, France, is another refreshing autumn month, with an average temperature ranging between min 11.2°C (52.2°F) and max 18.9°C (66°F). The advent of October brings a subtle shift in temperature, with the average high moving from a warm 23°C (73.4°F) in September to a comfortable 18.9°C (66°F). Weather in October »
Weather in November
The last month of the autumn, November, is another mild month in Royan, France, with an average temperature varying between 8.4°C (47.1°F) and 13.2°C (55.8°F). The beginning of November involves a decrease in the average high-temperature, transitioning from a comfortable 18.9°C (66°F) in October to a still refreshing 13.2°C (55.8°F). Weather in November »
Weather in December
December, the first month of the winter in Royan, is still a cool month, with temperature in the range of an average high of 10.5°C (50.9°F) and an average low of 5.6°C (42.1°F). The shift into December uncovers an average high-temperature of a fresh 10.5°C (50.9°F), subtly different from the previous month. Weather in December »
Updated: Jul 3, 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
What is the coldest time of year?
With average high and low temperatures of 9.1°C (48.4°F) and 4.5°C (40.1°F) respectively, January is Royan's coldest month.
What is the most humid month?
January and December, with an average relative humidity of 84%, are most humid months.
How much does it rain?
In Royan, during the entire year, the rain falls for 161.7 days and collects up to 495mm (19.49") of precipitation.
When does it snow in Royan?
January through March and December are months with snowfall.
How much does it snow in Royan?
Throughout the year, there are 2 snowfall days, and 11mm (0.43") of snow is accumulated.
What are the months with the least sunshine?
The months with the least sunshine are January and December, with an average of 4.8h of sunshine.
When is the lowest UV index?
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 3.
When is the sea coldest?
With an average sea temperature of 9.8°C (49.6°F), February is the month with the coldest seawater.
When does it snow the most?
The months with the most snowfall are March and December, with an average 4mm (0.16") of accumulated snow.
When it does not snow?
In Royan, snow does not fall in April through November.
What is the month with the highest UV index?
May through September, with an average maximum UV index of 5, are months with the highest UV index.
When are the longest days?
With an average of 15h and 36min of daylight, June has the longest days of the year.
What is the driest month?
July is the month with the least rainfall. Rain falls for 11.4 days and accumulates 21mm (0.83") of precipitation.
What month has the most sunshine in Royan?
The month with the most sunshine is July, with an average of 10h of sunshine.
What is the hottest time of year?
August tends to be the warmest month, with temperatures averaging a daily high of 25.7°C (78.3°F) and a low of 15.7°C (60.3°F).
What are the least humid months?
August and September, with an average relative humidity of 70%, are the least humid months.
What is the month with the warmest sea water?
With an average sea temperature of 19.9°C (67.8°F), August is the month with the warmest seawater in Royan.
When is Daylight Saving Time (DST)?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, 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.
What is the wettest month?
November is the month with the most rainfall in Royan. Rain falls for 16.1 days and accumulates 80mm (3.15") of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 48min of daylight.
Average temperature
Royan, France
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (9.1°C).
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is February (3.8°C).
Average pressure
Royan, France
- Average pressure in January:
1019.2mbar - Average pressure in February:
1017.7mbar - Average pressure in March:
1017.1mbar - Average pressure in April:
1015.6mbar - Average pressure in May:
1017.1mbar - Average pressure in June:
1016.9mbar
- Average pressure in July:
1017.4mbar - Average pressure in August:
1017.4mbar - Average pressure in September:
1018.2mbar - Average pressure in October:
1016.9mbar - Average pressure in November:
1014.4mbar - Average pressure in December:
1020.3mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is November (1014.4mbar).
Average wind speed
Royan, France
- Average wind speed in January:
16.2km/h - Average wind speed in February:
17km/h - Average wind speed in March:
16.2km/h - Average wind speed in April:
13.6km/h - Average wind speed in May:
13.8km/h - Average wind speed in June:
12.5km/h
- Average wind speed in July:
12km/h - Average wind speed in August:
11.3km/h - Average wind speed in September:
12.2km/h - Average wind speed in October:
13.5km/h - Average wind speed in November:
15.5km/h - Average wind speed in December:
16km/h
The windiest month (with the highest average wind speed) is February (17km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity
Royan, France
The months with the highest relative humidity are January and December (84%).
The months with the lowest relative humidity are August and September (70%).
Average rainfall
Royan, France
The wettest month (with the highest rainfall) is November (80mm).
The driest month (with the least rainfall) is July (21mm).
Average rainfall days
Royan, France
- Average rainfall days in January:
16 days - Average rainfall days in February:
13.6 days - Average rainfall days in March:
15 days - Average rainfall days in April:
14.1 days - Average rainfall days in May:
14.1 days - Average rainfall days in June:
13.7 days
- Average rainfall days in July:
11.4 days - Average rainfall days in August:
9.9 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
12.9 days - Average rainfall days in November:
16.1 days - Average rainfall days in December:
15.4 days
The month with the highest number of rainy days is November (16.1 days).
The month with the least rainy days is September (9.5 days).
Average snowfall
Royan, France
The months with the highest snowfall are March and December (4mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Royan, France
- Average snowfall days in January:
0.3 days - Average snowfall days in February:
0.9 days - Average snowfall days in March:
0.3 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 days - Average snowfall days in December:
0.5 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature
Royan, France
The best month for swimming (with the highest average sea temperature) is August (19.9°C).
The coldest month (with the lowest average sea temperature) is February (9.8°C).
Average daylight / Average sunshine
Royan, France
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
6h and 5min - Average sunshine in March:
7h and 0min - Average sunshine in April:
7h and 4min - Average sunshine in May:
9h and 1min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 3min - Average sunshine in September:
8h and 2min - Average sunshine in October:
7h and 1min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January and December (Average sunshine: 4h and 48min).
Average sunshine days
Royan, France
- Average sunshine days in January:
12.2 days - Average sunshine days in February:
12.6 days - Average sunshine days in March:
14.2 days - Average sunshine days in April:
14.4 days - Average sunshine days in May:
13.8 days - Average sunshine days in June:
14.3 days
- Average sunshine days in July:
16.8 days - Average sunshine days in August:
18.5 days - Average sunshine days in September:
18.6 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
11.7 days - Average sunshine days in December:
13.5 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is November (11.7 days).
Average UV index
Royan, France
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover
Royan, France
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility
Royan, France
The months with the highest visibility are March, July, August and September (10km).
The months with the lowest visibility are January, February, April, May, June, October, November and December (9km).
