Expand
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 an icy winter month in Semilly, France, with an average temperature varying between -0.4°C (31.3°F) and 4.2°C (39.6°F). Semilly notes the coldest temperatures in January, with a high average of 4.2°C (39.6°F) and a low of -0.4°C (31.3°F). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Semilly, France, with an average temperature ranging between min 0°C (32°F) and max 5.4°C (41.7°F). Semilly, France, commences February with an average high-temperature of a still cold 5.4°C (41.7°F), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Semilly, France, with an average temperature ranging between max 10.2°C (50.4°F) and min 2.2°C (36°F). March's arrival signals a subtle increase in average high-temperatures, moving from February's cold 5.4°C (41.7°F) to a cool 10.2°C (50.4°F). Weather in March »
Weather in April
April in Semilly, France, is a mild spring month, with an average temperature varying between 4.9°C (40.8°F) and 14.5°C (58.1°F). The shift from March to April introduces a subtle increase in the average high-temperature, moving from a cool 10.2°C (50.4°F) to a mild 14.5°C (58.1°F). Weather in April »
Weather in May
The last month of the spring, May, is an enjoyable month in Semilly, France, with an average temperature ranging between min 7.8°C (46°F) and max 17.1°C (62.8°F). The start of May sees the average high-temperature at a comfortable 17.1°C (62.8°F), showing little difference from April's 14.5°C (58.1°F). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Semilly, France, with temperature in the range of an average low of 11.3°C (52.3°F) and an average high of 20.8°C (69.4°F). Semilly's weather in June shows a minor rise in the average high-temperature, moving slightly up from May's refreshing 17.1°C (62.8°F) to an agreeable 20.8°C (69.4°F). Weather in June »
Weather in July
July is a moderately hot summer month in Semilly, France, with an average temperature ranging between min 13.3°C (55.9°F) and max 23.2°C (73.8°F). July denotes a minimal variation in the average high-temperature to a warm 23.2°C (73.8°F) from June's 20.8°C (69.4°F). Weather in July »
Weather in August
August, the last month of the summer in Semilly, is another warm month, with temperature in the range of an average high of 23.6°C (74.5°F) and an average low of 13.4°C (56.1°F). Semilly's temperatures tend to reach their peak averages in August, with a high of 23.6°C (74.5°F) and a low of 13.4°C (56.1°F). Weather in August »
Weather in September
September, the first month of the autumn in Semilly, is still a refreshing month, with an average temperature varying between 19.5°C (67.1°F) and 9.9°C (49.8°F). September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's moderately hot 23.6°C (74.5°F) to an enjoyable 19.5°C (67.1°F). Weather in September »
Weather in October
October, the same as September, in Semilly, France, is another mild autumn month, with an average temperature fluctuating between 14.5°C (58.1°F) and 6.8°C (44.2°F). During Semilly's transition into October, the average high-temperature lessens, moving from a refreshing 19.5°C (67.1°F) in September to a mild 14.5°C (58.1°F). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Semilly, France, with an average temperature fluctuating between 3.8°C (38.8°F) and 8.8°C (47.8°F). As Semilly enters November, the average high-temperature decreases from the a moderate 14.5°C (58.1°F) of October to a frosty 8.8°C (47.8°F). Weather in November »
Weather in December
December, the first month of the winter in Semilly, is still a cold month, with an average temperature varying between 1.1°C (34°F) and 5.5°C (41.9°F). December's onset brings a negligible change in high-temperatures, falling from a chilly 8.8°C (47.8°F) in November to a cold 5.5°C (41.9°F). Weather in December »
Updated: Feb 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 month is the coldest in Semilly?
January, marked by an average high-temperature of 4.2°C (39.6°F) and a low-temperature of -0.4°C (31.3°F), is the coldest month in Semilly.
What is the most humid month in Semilly?
January and December, with an average relative humidity of 89%, are most humid months in Semilly, France.
How many days does it rain in Semilly?
In Semilly, France, during the entire year, the rain falls for 177.5 days and collects up to 614mm (24.17") of precipitation.
When does it snow in Semilly?
Months with snowfall in Semilly, France, are January through March, November and December.
When does it snow the most in Semilly?
The month with the most snowfall in Semilly is January, when snow falls for 6.1 days and typically aggregates up to 55mm (2.17") of snow.
How much does it snow in Semilly?
In Semilly, during the entire year, snow falls for 20.5 days and aggregates up to 164mm (6.46") of snow.
What are the months with the lowest UV index in Semilly?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When it does not snow in Semilly?
In Semilly, France, snow does not fall in April through October.
When are the longest days in Semilly?
The month with the longest days in Semilly is June, with an average of 16h and 0min of daylight.
What is the month with the highest UV index in Semilly?
June through August, with an average maximum UV index of 5, are months with the highest UV index.
What is the warmest month in Semilly?
August is Semilly's warmest month, registering average high temperatures of 23.6°C (74.5°F) and lows of 13.4°C (56.1°F).
What is the least humid month in Semilly?
The least humid month in Semilly, France, is August, with an average relative humidity of 76%.
What month has the most sunshine in Semilly?
The month with the most sunshine is August, with an average of 9.7h of sunshine.
What is the driest month in Semilly?
The month with the least rainfall is September, when the rain falls for 11.7 days and typically collects 38mm (1.5") of precipitation.
When is Daylight Saving Time (DST) in Semilly?
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 in Semilly?
December is the month with the most rainfall. Rain falls for 14.6 days and accumulates 70mm (2.76") of precipitation.
What is the month with the shortest days in Semilly?
December has the shortest days of the year, with an average of 8h and 24min of daylight.
What is the month with the least sunshine in Semilly?
With an average of 3.5h of sunshine, December has the least sunshine of the year in Semilly.
Average temperature
Semilly, France
The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (4.2°C).
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-0.4°C).
Average pressure
Semilly, France
- Average pressure in January:
1018.8mbar - Average pressure in February:
1017.3mbar - Average pressure in March:
1016.9mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1016.6mbar - Average pressure in June:
1016.5mbar
- Average pressure in July:
1016.5mbar - Average pressure in August:
1016.8mbar - Average pressure in September:
1018.3mbar - Average pressure in October:
1017.9mbar - Average pressure in November:
1014.8mbar - Average pressure in December:
1019.7mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed
Semilly, France
- Average wind speed in January:
14.4km/h - Average wind speed in February:
15.4km/h - Average wind speed in March:
14.3km/h - Average wind speed in April:
11.6km/h - Average wind speed in May:
11.3km/h - Average wind speed in June:
10.6km/h
- Average wind speed in July:
10km/h - Average wind speed in August:
9.5km/h - Average wind speed in September:
10.2km/h - Average wind speed in October:
11.7km/h - Average wind speed in November:
13.7km/h - Average wind speed in December:
15.3km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity
Semilly, France
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall
Semilly, France
The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is September (38mm).
Average rainfall days
Semilly, France
- Average rainfall days in January:
13.5 days - Average rainfall days in February:
12 days - Average rainfall days in March:
14.3 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
17.9 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
15.4 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
13.7 days - Average rainfall days in November:
15.5 days - Average rainfall days in December:
14.6 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (11.7 days).
Average snowfall
Semilly, France
The month with the highest snowfall is January (55mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Semilly, France
- Average snowfall days in January:
6.1 days - Average snowfall days in February:
5.6 days - Average snowfall days in March:
1.9 days - Average snowfall days in April:
0.1 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:
1.9 days - Average snowfall days in December:
4.9 days
The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Semilly, France
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 1min - Average daylight in June:
16h and 0min
- Average daylight in July:
15h and 4min - 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 2min - Average daylight in December:
8h and 2min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 1min - Average sunshine in June:
8h and 4min
- Average sunshine in July:
9h and 3min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 0min - Average sunshine in October:
5h and 4min - Average sunshine in November:
3h and 5min - Average sunshine in December:
3h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days
Semilly, France
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
11.5 days - Average sunshine days in March:
14.8 days - Average sunshine days in April:
13 days - Average sunshine days in May:
9.9 days - Average sunshine days in June:
10.2 days
- Average sunshine days in July:
12.7 days - Average sunshine days in August:
14.2 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
15.3 days - Average sunshine days in November:
11.2 days - Average sunshine days in December:
11.4 days
The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is May (9.9 days).
Average UV index
Semilly, France
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Semilly, France
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility
Semilly, France
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).
