December weather forecastTarnos, France
December
Weather in December
December, the first month of the winter in Tarnos, is still a cool month, with an average temperature ranging between min 8°C (46.4°F) and max 12.2°C (54°F).Temperature
In December, the average high-temperature registers at a fresh 12.2°C (54°F), nearly identical to November's 14.5°C (58.1°F). A minor drop in temperature is observed from daytime highs in Tarnos during the nights of December, averaging a chilly 8°C (46.4°F).Humidity
In December, the average relative humidity is 76%.Rainfall
In Tarnos, in December, during 14.5 rainfall days, 61mm (2.4") of precipitation is typically accumulated. Throughout the year, in Tarnos, there are 189.1 rainfall days, and 795mm (31.3") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, in Tarnos, France, there are 1.7 snowfall days, and 9mm (0.35") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 08:19 and sunset at 17:30. On the last day of December, in Tarnos, sunrise is at 08:38 and sunset at 17:39 CET.
Sunshine
In Tarnos, the average sunshine in December is 5.3h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Around midday, solar radiation is most harmful; hence, exposure should be limited. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Tarnos, France
- Average high temperature in December: 12.2°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in December: 8°C
The month with the highest average low temperature is August (17.1°C).
The coldest month (with the lowest average low temperature) is February (6.2°C).
Average pressure in December
Tarnos, France
- Average pressure in December: 1021.7mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in December
Tarnos, France
- Average wind speed in December: 14.8km/h
The windiest months (with the highest average wind speed) are January and November (15.1km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in December
Tarnos, France
- Average humidity in December: 76%
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Tarnos, France
- Average rainfall in December: 61mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (40mm).
Average rainfall days in December
Tarnos, France
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is April (17.8 days).
The month with the least rainy days is October (13 days).
Average snowfall in December
Tarnos, France
- Average snowfall in December: 1mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Tarnos, France
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Tarnos, France
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 18min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).
Average sunshine days in December
Tarnos, France
- Average sunshine days in December: 14.2 days
The month with the most sunshine days is October (16.8 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in December
Tarnos, France
- Average UV index in December: 3
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Tarnos, France
- Average cloud cover in December: 45
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in December
Tarnos, France
- Average visibility in December: 10km
The months with the highest visibility are February, March, June, August, September, October, November and December (10km).
The months with the lowest visibility are January, April, May and July (9km).





