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
The start of December marks an average high-temperature of a still fresh 10.4°C (50.7°F), hardly distinguishable from the conditions in November. December brings with it a nighttime average temperature of 3.5°C (38.3°F) in Cástaras, Spain.Humidity
The months with the highest humidity in Cástaras, Spain, are January and December, with an average relative humidity of 71%.Rainfall
In Cástaras, Spain, in December, during 7.2 rainfall days, 40mm (1.57") of precipitation is typically accumulated. In Cástaras, during the entire year, the rain falls for 110.8 days and collects up to 451mm (17.76") of precipitation.Snowfall
January through April, October through December are months with snowfall. In Cástaras, in December, snow falls for 2.3 days, with typically accumulated 38mm (1.5") of snow. Throughout the year, in Cástaras, there are 19.3 snowfall days, and 433mm (17.05") of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:07 and sunset at 17:56. On the last day of December, sunrise is at 08:25 and sunset at 18:06 CET.
Sunshine
The month with the least sunshine is December, with an average of 7.3h of sunshine.UV index
The months with the lowest UV index in Cástaras are January, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What is the temperature in December in Cástaras?
What is the most humid month in Cástaras?
What is the average humidity in December in Cástaras?
How many days does it rain in December in Cástaras?
How much does it snow in Cástaras in December?
What is the month with the shortest days in Cástaras?
How many hours of daylight does Cástaras have in December?
When is the sunrise / sunset in December in Cástaras?
What is the month with the least sunshine in Cástaras?
How many hours of sunshine does Cástaras have in December?
What is the month with the lowest UV index in Cástaras?
What is the UV index intensity in December in Cástaras?
Average temperature in December
Cástaras, Spain
- Average high temperature in December: 10.4°C
The warmest month (with the highest average high temperature) is July (28.4°C).
The month with the lowest average high temperature is January (8.9°C).
- Average low temperature in December: 3.5°C
The months with the highest average low temperature are July and August (17.9°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in December
Cástaras, Spain
- Average pressure in December: 1022.5mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.1mbar).
Average wind speed in December
Cástaras, Spain
- Average wind speed in December: 8.2km/h
The windiest month (with the highest average wind speed) is February (10.1km/h).
The calmest months (with the lowest average wind speed) are August and October (6.5km/h).
Average humidity in December
Cástaras, Spain
- Average humidity in December: 71%
The months with the highest relative humidity are January and December (71%).
The month with the lowest relative humidity is July (41%).
Average rainfall in December
Cástaras, Spain
- Average rainfall in December: 40mm
The wettest month (with the highest rainfall) is November (64mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in December
Cástaras, Spain
- Average rainfall days in December: 7.2 days
The months with the highest number of rainy days are March and April (13.8 days).
The month with the least rainy days is July (4.5 days).
Average snowfall in December
Cástaras, Spain
- Average snowfall in December: 38mm
The month with the highest snowfall is January (149mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Cástaras, Spain
- Average snowfall days in December: 2.3 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cástaras, Spain
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 18min).
Average sunshine days in December
Cástaras, Spain
- Average sunshine days in December: 21.8 days
The month with the most sunshine days is July (23.5 days).
The month with the least sunshine days is April (13.8 days).
Average UV index in December
Cástaras, Spain
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in December
Cástaras, Spain
- Average cloud cover in December: 26
The month with the most cloud cover is March (Cloud cover 31).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in December
Cástaras, Spain
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).
Cástaras, Spain
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