December weather forecastGrisy-Suisnes, France
December
Weather in December
The first month of the winter, December, is still a chilly month in Grisy-Suisnes, France, with temperature in the range of an average high of 7°C (44.6°F) and an average low of 2.7°C (36.9°F).Temperature
December ushers in a minute temperature change, with average high-temperatures reducing from November's cool 10.5°C (50.9°F) to a frosty 7°C (44.6°F). December in Grisy-Suisnes sees a slight dip to an average low temperature of 2.7°C (36.9°F) from the daytime highs.Humidity
The most humid month is December, with an average relative humidity of 87%.Rainfall
In Grisy-Suisnes, in December, during 17.5 rainfall days, 59mm (2.32") of precipitation is typically accumulated. Throughout the year, in Grisy-Suisnes, there are 194.1 rainfall days, and 555mm (21.85") of precipitation is accumulated.Snowfall
Months with snowfall in Grisy-Suisnes, France, are January through March, November and December. In Grisy-Suisnes, during December, snow falls for 2.3 days and regularly aggregates up to 21mm (0.83") of snow. Throughout the year, in Grisy-Suisnes, there are 11.2 snowfall days, and 86mm (3.39") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of the month, sunrise is at 08:21 and sunset at 16:55. On the last day of December, in Grisy-Suisnes, sunrise is at 08:41 and sunset at 17:03 CET.
Sunshine
In Grisy-Suisnes, the average sunshine in December is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Grisy-Suisnes. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Grisy-Suisnes, France
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.7°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in December
Grisy-Suisnes, France
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).
Average wind speed in December
Grisy-Suisnes, France
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is February (15.5km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in December
Grisy-Suisnes, France
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Grisy-Suisnes, France
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is June (64mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days in December
Grisy-Suisnes, France
- Average rainfall days in December: 17.5 days
The months with the highest number of rainy days are May and June (18.7 days).
The month with the least rainy days is September (11.7 days).
Average snowfall in December
Grisy-Suisnes, France
- Average snowfall in December: 21mm
The month with the highest snowfall is January (33mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Grisy-Suisnes, France
- Average snowfall days in December: 2.3 days
The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Grisy-Suisnes, France
- Average daylight in December: 8h and 24min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 12min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Grisy-Suisnes, France
- Average sunshine days in December: 9 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in December
Grisy-Suisnes, France
- Average UV index in December: 2
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 in December
Grisy-Suisnes, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 36).
Average visibility in December
Grisy-Suisnes, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
