Climate and monthly weather forecastMellionnec, France
Climate and monthly weather forecast
Weather in January
January, the same as December, in Mellionnec, France, is a frosty winter month, with an average temperature varying between 3.3°C (37.9°F) and 8.4°C (47.1°F). In Mellionnec, January records the lowest average temperatures, peaking at 8.4°C (47.1°F) and reaching a low of 3.3°C (37.9°F). Weather in January »Weather in February
The last month of the winter, February, is another chilly month in Mellionnec, France, with an average temperature fluctuating between 8.8°C (47.8°F) and 3°C (37.4°F). Mellionnec marks the start of February with an average high-temperature of a still frosty 8.8°C (47.8°F), hinting at a slight fluctuation from January's 8.4°C (47.1°F). Weather in February »Weather in March
March, the first month of the spring in Mellionnec, is a fresh month, with an average temperature varying between 3.8°C (38.8°F) and 11.3°C (52.3°F). Stepping into March, Mellionnec records an average high-temperature of a fresh 11.3°C (52.3°F), almost consistent with February. Weather in March »Weather in April
April is a mild spring month in Mellionnec, France, with an average temperature ranging between max 14.3°C (57.7°F) and min 5.2°C (41.4°F). Mellionnec's April weather indicates a minor increase in high-temperatures, edging from March's fresh 11.3°C (52.3°F) to a mild 14.3°C (57.7°F). Weather in April »Weather in May
The last month of the spring, May, is a comfortable month in Mellionnec, France, with an average temperature ranging between max 16.5°C (61.7°F) and min 7.4°C (45.3°F). May's weather displays an average high-temperature of a comfortable 16.5°C (61.7°F), slightly varied from April's 14.3°C (57.7°F). Weather in May »Weather in June
The first month of the summer, June, is also an enjoyable month in Mellionnec, France, with an average temperature ranging between min 10.3°C (50.5°F) and max 19.3°C (66.7°F). June's average high-temperature stands at a still refreshing 19.3°C (66.7°F), showing little deviation from May's 16.5°C (61.7°F). Weather in June »Weather in July
July in Mellionnec, France, is an agreeable summer month, with an average temperature fluctuating between 21.4°C (70.5°F) and 12°C (53.6°F). In Mellionnec, the month of July registers the highest temperatures, averaging 21.4°C (70.5°F) at the peak and 12°C (53.6°F) at the lowest. Weather in July »Weather in August
The last month of the summer, August, is another pleasant month in Mellionnec, France, with temperature in the range of an average high of 21.3°C (70.3°F) and an average low of 12°C (53.6°F). Mellionnec's average high-temperature in August is a still agreeable 21.3°C (70.3°F), indicating a subtle variation from July. Weather in August »Weather in September
September, the first month of the autumn in Mellionnec, is also an enjoyable month, with temperature in the range of an average high of 19.8°C (67.6°F) and an average low of 10.3°C (50.5°F). Transitioning from August to September, Mellionnec observes an average high-temperature of a refreshing 19.8°C (67.6°F), differing subtly from the previous month. Weather in September »Weather in October
October, the same as September, is another refreshing autumn month in Mellionnec, France, with an average temperature ranging between min 8.9°C (48°F) and max 16.2°C (61.2°F). As Mellionnec enters October, the average high-temperature subtly lowers from the a comfortable 19.8°C (67.6°F) of September to a still enjoyable 16.2°C (61.2°F). Weather in October »Weather in November
The last month of the autumn, November, is another cool month in Mellionnec, France, with an average temperature varying between 11.7°C (53.1°F) and 6.5°C (43.7°F). The commencement of November includes a gentle temperature shift, with the average high-temperature dropping a bit from an enjoyable 16.2°C (61.2°F) in October to a cool 11.7°C (53.1°F). Weather in November »Weather in December
December, the first month of the winter in Mellionnec, is also a frosty month, with an average temperature ranging between max 9.3°C (48.7°F) and min 4.7°C (40.5°F). The initiation of December sees an average high-temperature of a frosty 9.3°C (48.7°F), showing minor variations from the previous month. Weather in December »Updated: Feb 2, 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
January, on average, is the coldest month in Mellionnec, registering a high temperature of 8.4°C (47.1°F) and a low of 3.3°C (37.9°F).
In Mellionnec, France, during the entire year, the rain falls for 191.5 days and collects up to 594mm (23.39") of precipitation.
January through April, November and December are months with snowfall in Mellionnec, France.
January is the month with the most snowfall in Mellionnec, France. Snow falls for 2.3 days and accumulates 17mm (0.67") of snow.
Throughout the year, in Mellionnec, there are 8.1 snowfall days, and 46mm (1.81") of snow is accumulated.
The month with the least sunshine is January, with an average of 3.4h of sunshine.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mellionnec, France.
May through October are months without snowfall in Mellionnec, France.
With an average of 16h and 0min of daylight, June has the longest days of the year in Mellionnec, France.
The months with the highest UV index in Mellionnec are June and July, with an average maximum UV index of 5.
July proves to be the warmest month in Mellionnec, France, recording an average peak temperature of 21.4°C (70.5°F) and a minimum temperature of 12°C (53.6°F).
July and September, with an average relative humidity of 81%, are the least humid months in Mellionnec.
With an average of 9.6h of sunshine, July has the most sunshine of the year in Mellionnec, France.
The month with the least rainfall is September, when the rain falls for 12.7 days and typically collects 26mm (1.02") of precipitation.
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.
The most humid month is December, with an average relative humidity of 89%.
December is the month with the most rainfall. Rain falls for 17.5 days and accumulates 76mm (2.99") of precipitation.
The month with the shortest days in Mellionnec, France, is December, with an average of 8h and 24min of daylight.
Average temperature
Mellionnec, France
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (8.4°C).
The months with the highest average low temperature are July and August (12°C).
The coldest month (with the lowest average low temperature) is February (3°C).
Average pressure
Mellionnec, France
- Average pressure in January:
1017.2mbar - Average pressure in February:
1016.1mbar - Average pressure in March:
1016.6mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1017.5mbar - Average pressure in June:
1017.1mbar
- Average pressure in July:
1017.4mbar - Average pressure in August:
1017.2mbar - Average pressure in September:
1018.3mbar - Average pressure in October:
1016.2mbar - Average pressure in November:
1012.4mbar - Average pressure in December:
1017.9mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed
Mellionnec, France
- Average wind speed in January:
16.7km/h - Average wind speed in February:
16.9km/h - Average wind speed in March:
16km/h - Average wind speed in April:
13.5km/h - Average wind speed in May:
12.8km/h - Average wind speed in June:
12.4km/h
- Average wind speed in July:
12km/h - Average wind speed in August:
11.5km/h - Average wind speed in September:
11.9km/h - Average wind speed in October:
13.4km/h - Average wind speed in November:
15.8km/h - Average wind speed in December:
16.2km/h
The windiest month (with the highest average wind speed) is February (16.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity
Mellionnec, France
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and September (81%).
Average rainfall
Mellionnec, France
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days
Mellionnec, France
- Average rainfall days in January:
18.3 days - Average rainfall days in February:
15.3 days - Average rainfall days in March:
16.8 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
16.1 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
16.2 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
12.7 days - Average rainfall days in October:
15.5 days - Average rainfall days in November:
17.9 days - Average rainfall days in December:
17.5 days
The month with the highest number of rainy days is January (18.3 days).
The month with the least rainy days is September (12.7 days).
Average snowfall
Mellionnec, France
The month with the highest snowfall is January (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Mellionnec, France
- Average snowfall days in January:
2.3 days - Average snowfall days in February:
2.8 days - Average snowfall days in March:
0.8 days - Average snowfall days in April:
0.2 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:
0.4 days - Average snowfall days in December:
1.6 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Mellionnec, France
- Average daylight in January:
8h and 54min - Average daylight in February:
10h and 12min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 42min - Average daylight in May:
15h and 12min - Average daylight in June:
16h and 0min
- Average daylight in July:
15h and 36min - Average daylight in August:
14h and 18min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 18min - Average daylight in December:
8h and 24min
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 24min - Average sunshine in February:
5h and 24min - Average sunshine in March:
5h and 54min - Average sunshine in April:
6h and 48min - Average sunshine in May:
8h and 0min - Average sunshine in June:
9h and 6min
- Average sunshine in July:
9h and 36min - Average sunshine in August:
7h and 30min - Average sunshine in September:
7h and 12min - Average sunshine in October:
6h and 18min - Average sunshine in November:
4h and 0min - Average sunshine in December:
3h and 30min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days
Mellionnec, France
- Average sunshine days in January:
8.5 days - Average sunshine days in February:
8.4 days - Average sunshine days in March:
11.8 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
11.6 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
13.8 days - Average sunshine days in October:
11.2 days - Average sunshine days in November:
7.1 days - Average sunshine days in December:
10.5 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is November (7.1 days).
Average UV index
Mellionnec, 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, November and December (UV index 2).
Average cloud cover
Mellionnec, France
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 46).
Average visibility
Mellionnec, France
The months with the highest visibility are February, March and December (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (8km).
