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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, like December, in Trélans, France, is an icy winter month, with an average temperature fluctuating between 3.4°C (38.1°F) and -2.8°C (27°F). Temperature records mark January as the coldest month, with highs averaging 3.4°C (38.1°F) and lows at -2.8°C (27°F). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Trélans, France, with temperature in the range of an average low of -3.3°C (26.1°F) and an average high of 4°C (39.2°F). During February, the average high-temperature is a still icy 4°C (39.2°F), maintaining a close resemblance to that of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Trélans, France, with an average temperature varying between -0.4°C (31.3°F) and 8.3°C (46.9°F). Trélans in March denotes a subtle temperature transition, adjusting from an average high of a cold 4°C (39.2°F) in February to a frosty 8.3°C (46.9°F). Weather in March »
Weather in April
April is a cool spring month in Trélans, France, with an average temperature ranging between max 11.9°C (53.4°F) and min 2.6°C (36.7°F). The coming of April brings a minor shift in Trélans's weather, with average high-temperatures adjusting from March's frosty 8.3°C (46.9°F) to a cool 11.9°C (53.4°F). Weather in April »
Weather in May
May, the last month of the spring in Trélans, is a mild month, with an average temperature fluctuating between 5°C (41°F) and 15.3°C (59.5°F). May signifies a subtle uplift in the average high-temperature, adjusting from a cool 11.9°C (53.4°F) in April to a mild 15.3°C (59.5°F). Weather in May »
Weather in June
June, the first month of the summer in Trélans, is a pleasant month, with an average temperature varying between 8.4°C (47.1°F) and 20.5°C (68.9°F). June's onset witnesses a shift in the average high-temperature, moving from a moderate 15.3°C (59.5°F) in May to a pleasant 20.5°C (68.9°F). Weather in June »
Weather in July
July in Trélans, France, is a warm summer month, with an average temperature ranging between min 10.8°C (51.4°F) and max 23.6°C (74.5°F). July's arrival brings a slight change in high-temperatures, adjusting from a pleasant 20.5°C (68.9°F) in June to a moderately hot 23.6°C (74.5°F). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Trélans, France, with an average temperature fluctuating between 23.8°C (74.8°F) and 10.5°C (50.9°F). Trélans's August weather, marked by an average high temperature of 23.8°C (74.8°F) and an average low temperature of 10.5°C (50.9°F), is the warmest in the year. Weather in August »
Weather in September
The first month of the autumn, September, is still a refreshing month in Trélans, France, with an average temperature ranging between min 7.4°C (45.3°F) and max 18.9°C (66°F). With the arrival of September, Trélans notices a mild change in the average high-temperature, sliding from August's moderately hot 23.8°C (74.8°F) to an enjoyable 18.9°C (66°F). Weather in September »
Weather in October
October, like September, is another mild autumn month in Trélans, France, with temperature in the range of an average low of 4.6°C (40.3°F) and an average high of 13.7°C (56.7°F). Welcoming October, Trélans observes a shift in the average high-temperature, falling from September's enjoyable 18.9°C (66°F) to a still refreshing 13.7°C (56.7°F). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Trélans, France, with temperature in the range of an average high of 7.7°C (45.9°F) and an average low of 1.2°C (34.2°F). The onset of November results in a decrease in the average high-temperature, receding from a moderate 13.7°C (56.7°F) in October to a chilly 7.7°C (45.9°F). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Trélans, France, with an average temperature ranging between max 4.8°C (40.6°F) and min -1.3°C (29.7°F). The start of December marks an average high-temperature of a wintry 4.8°C (40.6°F), hardly distinguishable from the conditions in November. Weather in December »
Updated: Feb 6, 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 time of the year is the coldest in Trélans?
The month of January, characterized by an average high of 3.4°C (38.1°F) and a low of -2.8°C (27°F), is recognized as the coldest in Trélans, France.
How many days does it rain in Trélans?
Throughout the year, in Trélans, there are 138.7 rainfall days, and 637mm (25.08") of precipitation is accumulated.
When does it snow in Trélans?
January through May, September through December are months with snowfall in Trélans.
When does it snow the most in Trélans?
The month with the most snowfall is January, when snow falls for 12.6 days and typically aggregates up to 213mm (8.39") of snow.
How much does it snow in Trélans?
In Trélans, during the entire year, snow falls for 53 days and aggregates up to 938mm (36.93") of snow.
When is the lowest UV index in Trélans?
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 2.
When it does not snow in Trélans?
In Trélans, snow does not fall in June through August.
When are the longest days in Trélans?
The month with the longest days in Trélans, France, is June, with an average of 15h and 30min of daylight.
When is the highest UV index in Trélans?
The months with the highest UV index in Trélans, France, are June and July, with an average maximum UV index of 5.
What month has the most sunshine in Trélans?
July has the most sunshine of the year, with an average of 10.8h of sunshine.
What month is the hottest in Trélans?
Trélans's warmest month, August, generally records average temperatures ranging from a high of 23.8°C (74.8°F) to a low of 10.5°C (50.9°F).
What is the least humid month in Trélans?
With an average relative humidity of 69%, August is the least humid month in Trélans.
What is the driest month in Trélans?
The month with the least rainfall in Trélans is August, when the rain falls for 10.4 days and typically collects 31mm (1.22") of precipitation.
When is Daylight Saving Time (DST) in Trélans?
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 most humid month in Trélans?
The most humid month is November, with an average relative humidity of 89%.
What is the rainiest month in Trélans?
November is the month with the most rainfall in Trélans, France. Rain falls for 12.9 days and accumulates 103mm (4.06") of precipitation.
What is the month with the least sunshine in Trélans?
The month with the least sunshine in Trélans is November, with an average of 4h of sunshine.
What is the month with the shortest days in Trélans?
With an average of 8h and 54min of daylight, December has the shortest days of the year.
Average temperature
Trélans, France
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (3.4°C).
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure
Trélans, France
- Average pressure in January:
1019.5mbar - Average pressure in February:
1017.6mbar - Average pressure in March:
1016.8mbar - Average pressure in April:
1015.3mbar - Average pressure in May:
1016.3mbar - Average pressure in June:
1016.4mbar
- Average pressure in July:
1016.8mbar - Average pressure in August:
1017.3mbar - Average pressure in September:
1018.1mbar - Average pressure in October:
1017.6mbar - Average pressure in November:
1015.6mbar - 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 (1015.3mbar).
Average wind speed
Trélans, France
- Average wind speed in January:
12.4km/h - Average wind speed in February:
12.5km/h - Average wind speed in March:
12.4km/h - Average wind speed in April:
11km/h - Average wind speed in May:
11.5km/h - Average wind speed in June:
10km/h
- Average wind speed in July:
9.6km/h - Average wind speed in August:
8.8km/h - Average wind speed in September:
9km/h - Average wind speed in October:
10.7km/h - Average wind speed in November:
11.3km/h - Average wind speed in December:
11.9km/h
The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity
Trélans, France
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is August (69%).
Average rainfall
Trélans, France
The wettest month (with the highest rainfall) is November (103mm).
The driest month (with the least rainfall) is August (31mm).
Average rainfall days
Trélans, France
- Average rainfall days in January:
8.7 days - Average rainfall days in February:
7.1 days - Average rainfall days in March:
12 days - Average rainfall days in April:
15 days - Average rainfall days in May:
15.9 days - Average rainfall days in June:
14.3 days
- Average rainfall days in July:
11.6 days - Average rainfall days in August:
10.4 days - Average rainfall days in September:
10.4 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
12.9 days - Average rainfall days in December:
8.7 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is February (7.1 days).
Average snowfall
Trélans, France
- Average snowfall in January:
213mm - Average snowfall in February:
212mm - Average snowfall in March:
127mm - Average snowfall in April:
60mm - Average snowfall in May:
26mm - Average snowfall in June:
0mm
The month with the highest snowfall is January (213mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days
Trélans, France
- Average snowfall days in January:
12.6 days - Average snowfall days in February:
11 days - Average snowfall days in March:
7.7 days - Average snowfall days in April:
3.4 days - Average snowfall days in May:
1.8 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:
0.2 days - Average snowfall days in October:
0.8 days - Average snowfall days in November:
6.9 days - Average snowfall days in December:
8.6 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Trélans, France
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - 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 3min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
5h and 4min - Average sunshine in March:
6h and 4min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 3min - Average sunshine in September:
8h and 1min - Average sunshine in October:
6h and 0min - Average sunshine in November:
4h and 0min - Average sunshine in December:
4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 4h and 0min).
Average sunshine days
Trélans, France
- Average sunshine days in January:
13.9 days - Average sunshine days in February:
13.5 days - Average sunshine days in March:
14 days - Average sunshine days in April:
12.4 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
14.1 days
- Average sunshine days in July:
17.8 days - Average sunshine days in August:
17.9 days - Average sunshine days in September:
18.4 days - Average sunshine days in October:
15.8 days - Average sunshine days in November:
11.4 days - Average sunshine days in December:
15.3 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is November (11.4 days).
Average UV index
Trélans, France
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover
Trélans, France
The month with the most cloud cover is November (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility
Trélans, France
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, October, November and December (7km).
