Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
The shift to December signals an average high-temperature of a frosty 9.1°C (48.4°F), subtly varied from November's 11.9°C (53.4°F). Guer notes an average temperature descent to a cold 4.2°C (39.6°F) in December, a small shift from its daytime peak.Humidity
December is the most humid month, with an average relative humidity of 88%.Rainfall
In Guer, in December, during 12.2 rainfall days, 34mm (1.34") of precipitation is typically accumulated. In Guer, during the entire year, the rain falls for 150.1 days and collects up to 330mm (12.99") of precipitation.Snowfall
January through April, November and December are months with snowfall in Guer. The months with the most snowfall are February through April and December, with an average 2mm (0.08") of accumulated snow.Daylight
The month with the shortest days is December, with an average of 8h and 30min of daylight.On the first day of the month, sunrise is at 08:37 and sunset at 17:17. On the last day of December, sunrise is at 08:57 and sunset at 17:25 CET.
Sunshine
In December, the average sunshine is 4.6h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Guer. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Guer?
What is the most humid month in Guer?
What is the average humidity in December in Guer?
How much does it rain in Guer in December?
When does it snow the most in Guer?
How much does it snow in Guer in December?
What is the month with the shortest days in Guer?
What is the average length of the day in December in Guer?
When is the sunrise / sunset in December in Guer?
How long on average sun shines in December in Guer?
What are the months with the lowest UV index in Guer?
How high is the UV index in December in Guer?
Average temperature in December
Guer, France
- Average high temperature in December: 9.1°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in December: 4.2°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in December
Guer, France
- Average pressure in December: 1018.4mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in December
Guer, France
- Average wind speed in December: 16.8km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in December
Guer, France
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The months with the lowest relative humidity are July, August and September (78%).
Average rainfall in December
Guer, France
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is June (39mm).
The driest month (with the least rainfall) is September (12mm).
Average rainfall days in December
Guer, France
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is September (8.4 days).
Average snowfall in December
Guer, France
- Average snowfall in December: 2mm
The months with the highest snowfall are February, March, April and December (2mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Guer, France
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Guer, France
- Average daylight in December: 8h and 3min
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 30min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Guer, France
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is September (18.5 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in December
Guer, 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
Guer, France
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 41).
Average visibility in December
Guer, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, June, July, October, November and December (9km).
The months with the lowest visibility are May, August and September (8km).
