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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 daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, is a wintry winter month in Rontalon, France, with an average temperature fluctuating between 0.2°C (32.4°F) and 5.4°C (41.7°F). The coldest month is January, with an average high-temperature of 5.4°C (41.7°F) and an average low-temperature of 0.2°C (32.4°F). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Rontalon, France, with temperature in the range of an average high of 7°C (44.6°F) and an average low of 0.3°C (32.5°F). Transitioning into February, Rontalon records an average high-temperature of a chilly 7°C (44.6°F), almost identical to January's 5.4°C (41.7°F). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Rontalon, France, with an average temperature fluctuating between 3.2°C (37.8°F) and 11.8°C (53.2°F). Rontalon's weather shows a minor temperature rise with the arrival of March, moving from a chilly 7°C (44.6°F) in February to a fresh 11.8°C (53.2°F). Weather in March »
Weather in April
April in Rontalon, France, is an enjoyable spring month, with an average temperature ranging between max 16.2°C (61.2°F) and min 5.9°C (42.6°F). A gentle upsurge in temperatures occurs as March gives way to April, with average highs shifting from a fresh 11.8°C (53.2°F) to a refreshing 16.2°C (61.2°F). Weather in April »
Weather in May
The last month of the spring, May, is another refreshing month in Rontalon, France, with an average temperature ranging between max 18.8°C (65.8°F) and min 8.4°C (47.1°F). April's transformation into May witnesses an average high-temperature of a still refreshing 18.8°C (65.8°F), noting a minor change from the preceding month. Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Rontalon, France, with an average temperature fluctuating between 12.6°C (54.7°F) and 23.2°C (73.8°F). June's arrival coincides with a subtle temperature rise, moving from May's refreshing 18.8°C (65.8°F) to a moderately hot 23.2°C (73.8°F). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Rontalon, France, with temperature in the range of an average low of 14.8°C (58.6°F) and an average high of 25.8°C (78.4°F). The shift from June to July is characterized by an average high-temperature of a still warm 25.8°C (78.4°F), not significantly different from the 23.2°C (73.8°F) of June. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Rontalon, France, with an average temperature varying between 14.8°C (58.6°F) and 26.1°C (79°F). In Rontalon, the average temperatures in August are the highest, with a peak at 26.1°C (79°F) and a low of 14.8°C (58.6°F). Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Rontalon, France, with an average temperature fluctuating between 21.5°C (70.7°F) and 11°C (51.8°F). With the arrival of September, Rontalon notices a mild change in the average high-temperature, sliding from August's warm 26.1°C (79°F) to a pleasant 21.5°C (70.7°F). Weather in September »
Weather in October
October, like September, in Rontalon, France, is another comfortable autumn month, with an average temperature fluctuating between 8.1°C (46.6°F) and 16.4°C (61.5°F). The arrival of October signals a shift in temperature, down from an agreeable 21.5°C (70.7°F) in September to a refreshing 16.4°C (61.5°F). Weather in October »
Weather in November
November, the last month of the autumn in Rontalon, is also a fresh month, with an average temperature varying between 10.4°C (50.7°F) and 4.3°C (39.7°F). In Rontalon, the average high-temperature in November decreases from a refreshing 16.4°C (61.5°F) in October to a fresh 10.4°C (50.7°F). Weather in November »
Weather in December
December, the first month of the winter in Rontalon, is also a frosty month, with an average temperature fluctuating between 6.7°C (44.1°F) and 1.5°C (34.7°F). Rontalon's December weather features a light decline in high-temperatures, reducing from a cool 10.4°C (50.7°F) in November to a frosty 6.7°C (44.1°F). Weather in December »
Updated: Feb 8, 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 month is the coldest in Rontalon?
In Rontalon, January is known for its average lowest temperatures, reaching a high of 5.4°C (41.7°F) and a low of 0.2°C (32.4°F).
How much does it rain in Rontalon?
In Rontalon, during the entire year, the rain falls for 191.8 days and collects up to 744mm (29.29") of precipitation.
When does it snow in Rontalon?
January through March, October through December are months with snowfall in Rontalon.
When does it snow the most in Rontalon?
The months with the most snowfall in Rontalon, France, are January and February, with an average 40mm (1.57") of accumulated snow.
How much does it snow in Rontalon?
Throughout the year, there are 19.4 snowfall days, and 149mm (5.87") of snow is accumulated.
What is the month with the least sunshine in Rontalon?
January has the least sunshine of the year, with an average of 4.5h of sunshine.
What are the months with the lowest UV index in Rontalon?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
When it does not snow in Rontalon?
April through September are months without snowfall.
When are the longest days in Rontalon?
June has the longest days of the year, with an average of 15h and 36min of daylight.
What are the months with the highest UV index in Rontalon?
The months with the highest UV index in Rontalon are June and July, with an average maximum UV index of 6.
What is the warmest month in Rontalon?
The warmest period is August, when temperatures fluctuate between an average high of 26.1°C (79°F) and a low of 14.8°C (58.6°F).
What is the least humid month in Rontalon?
August is the least humid month, with an average relative humidity of 70%.
What month has the most sunshine in Rontalon?
With an average of 10.7h of sunshine, August has the most sunshine of the year in Rontalon, France.
What is the driest month in Rontalon?
September is the month with the least rainfall in Rontalon. Rain falls for 12.1 days and accumulates 41mm (1.61") of precipitation.
When is Daylight Saving Time (DST) in Rontalon?
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 rainiest month in Rontalon?
November is the month with the most rainfall in Rontalon, France. Rain falls for 15.6 days and accumulates 83mm (3.27") of precipitation.
What is the most humid month in Rontalon?
The most humid month in Rontalon, France, is December, with an average relative humidity of 85%.
What is the month with the shortest days in Rontalon?
The month with the shortest days is December, with an average of 8h and 48min of daylight.
Average temperature
Rontalon, 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 (5.4°C).
The months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).
Average pressure
Rontalon, 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:
1016.3mbar - Average pressure in June:
1016.6mbar
- 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:
1015.7mbar - Average pressure in December:
1021.3mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed
Rontalon, France
- Average wind speed in January:
10.8km/h - Average wind speed in February:
12.1km/h - Average wind speed in March:
11.6km/h - Average wind speed in April:
11.1km/h - Average wind speed in May:
11.1km/h - Average wind speed in June:
9.6km/h
- Average wind speed in July:
9km/h - Average wind speed in August:
8.5km/h - Average wind speed in September:
8.7km/h - Average wind speed in October:
9.8km/h - Average wind speed in November:
10.2km/h - Average wind speed in December:
10.7km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).
Average humidity
Rontalon, France
The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is August (70%).
Average rainfall
Rontalon, France
The wettest month (with the highest rainfall) is November (83mm).
The driest month (with the least rainfall) is September (41mm).
Average rainfall days
Rontalon, France
- Average rainfall days in January:
17.6 days - Average rainfall days in February:
14 days - Average rainfall days in March:
15.7 days - Average rainfall days in April:
17.1 days - Average rainfall days in May:
19.8 days - Average rainfall days in June:
18.7 days
- Average rainfall days in July:
17.9 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
15.6 days - Average rainfall days in December:
16 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is September (12.1 days).
Average snowfall
Rontalon, France
The months with the highest snowfall are January and February (40mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days
Rontalon, France
- Average snowfall days in January:
6.1 days - Average snowfall days in February:
5.7 days - Average snowfall days in March:
1.8 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:
0.1 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
4.2 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight / Average sunshine
Rontalon, 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 4min - 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 3min - Average sunshine in February:
5h and 5min - Average sunshine in March:
7h and 0min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 4min - Average sunshine in September:
8h and 3min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days
Rontalon, France
- Average sunshine days in January:
10.1 days - Average sunshine days in February:
10.1 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
9.7 days - Average sunshine days in May:
7.4 days - Average sunshine days in June:
7.5 days
- Average sunshine days in July:
9.8 days - Average sunshine days in August:
12.8 days - Average sunshine days in September:
13.8 days - Average sunshine days in October:
14.8 days - Average sunshine days in November:
10.9 days - Average sunshine days in December:
11.2 days
The month with the most sunshine days is October (14.8 days).
The month with the least sunshine days is May (7.4 days).
Average UV index
Rontalon, 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
Rontalon, France
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility
Rontalon, France
The months with the highest visibility are February, March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, October, November and December (8km).
