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
Weather in December
Temperature
Castelnou experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from a mild 14.2°C (57.6°F) in November to a cool 11.2°C (52.2°F). Nighttime temperature in Castelnou experiences an average drop to a cold 4.2°C (39.6°F) in December.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 72%.Rainfall
The month with the least rainfall in Castelnou is December, when the rain falls for 4.2 days and typically collects 7mm (0.28") of precipitation.Snowfall
In Castelnou, snow does not fall in March through December.Daylight
December has the shortest days of the year in Castelnou, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 08:08 and sunset at 17:33. On the last day of December, sunrise is at 08:26 and sunset at 17:42 CET.
Sunshine
In December, the average sunshine in Castelnou is 6.8h.UV index
The months with the lowest UV index in Castelnou are January through March, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 3 in December leads to these guidelines:
Undertake precautions - It is suggested to shield oneself from sunburn. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average December temperature in Castelnou?
What is the most humid month in Castelnou?
What is the average humidity in December in Castelnou?
What is the driest month in Castelnou?
How much does it rain in Castelnou in December?
When it does not snow in Castelnou?
Does it snow in Castelnou in December?
What is the month with the shortest days in Castelnou?
How many hours of daylight does Castelnou have in December?
When are sunrise and sunset in December in Castelnou?
How long on average sun shines in December in Castelnou?
When is the lowest UV index in Castelnou?
What is the UV index intensity in December in Castelnou?
Average temperature in December
Castelnou, Spain
- Average high temperature in December: 11.2°C
The warmest month (with the highest average high temperature) is July (31.3°C).
The month with the lowest average high temperature is January (10.5°C).
- Average low temperature in December: 4.2°C
The months with the highest average low temperature are July and August (18.7°C).
The coldest month (with the lowest average low temperature) is February (3.4°C).
Average pressure in December
Castelnou, Spain
- Average pressure in December: 1022.3mbar
The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).
Average wind speed in December
Castelnou, Spain
- Average wind speed in December: 13.7km/h
The windiest month (with the highest average wind speed) is February (18.5km/h).
The calmest month (with the lowest average wind speed) is September (13km/h).
Average humidity in December
Castelnou, Spain
- Average humidity in December: 72%
The months with the highest relative humidity are January and December (72%).
The months with the lowest relative humidity are July and August (50%).
Average rainfall in December
Castelnou, Spain
- Average rainfall in December: 7mm
The wettest month (with the highest rainfall) is April (32mm).
The driest month (with the least rainfall) is December (7mm).
Average rainfall days in December
Castelnou, Spain
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is April (11.8 days).
The month with the least rainy days is December (4.2 days).
Average snowfall in December
Castelnou, Spain
- Average snowfall in December: 0mm
The month with the highest snowfall is February (2mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Castelnou, Spain
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (0.3 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
Castelnou, Spain
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 6h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 24min).
Average sunshine days in December
Castelnou, Spain
- Average sunshine days in December: 26.1 days
The month with the most sunshine days is December (26.1 days).
The month with the least sunshine days is April (16.9 days).
Average UV index in December
Castelnou, Spain
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in December
Castelnou, Spain
- Average cloud cover in December: 25
The months with the most cloud cover are January and April (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in December
Castelnou, Spain
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Castelnou, Spain
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