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
In the transition from November to December, Calstock reports an average high-temperature of a frosty 9.4°C (48.9°F), indicating a close resemblance to the prior month. Calstock maintains a minor drop in temperature during December nights, with averages of 6.2°C (43.2°F).Humidity
The average relative humidity in December in Calstock, United Kingdom, is 85%.Rainfall
The wettest months in Calstock are November and December, with an average 74mm (2.91") of rainfall.Snowfall
Months with snowfall in Calstock are January, February, November and December. In Calstock, in December, snow falls for 0.6 days, with typically accumulated 5mm (0.2") of snow. Throughout the year, in Calstock, there are 3.5 snowfall days, and 21mm (0.83") of snow is accumulated.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year in Calstock, United Kingdom.On the first day of December, sunrise is at 7:56 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 8:17 am and sunset at 4:22 pm GMT.
Sunshine
In December, the average sunshine is 3.9h.UV index
The months with the lowest UV index in Calstock are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in December in Calstock?
What is the average humidity in December in Calstock?
What is the wettest month in Calstock?
How many days does it rain in December in Calstock?
How much does it snow in Calstock in December?
What is the month with the shortest days in Calstock?
How many hours of daylight does Calstock have in December?
What time are sunrise and sunset in December in Calstock?
How long on average sun shines in December in Calstock?
What is the month with the lowest UV index in Calstock?
What is the UV index reading in December in Calstock?
Average temperature in December
Calstock, United Kingdom
- Average high temperature in December: 9.4°C
The warmest month (with the highest average high temperature) is July (18°C).
The month with the lowest average high temperature is February (8.1°C).
- Average low temperature in December: 6.2°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in December
Calstock, United Kingdom
- Average pressure in December: 1015mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in December
Calstock, United Kingdom
- Average wind speed in December: 25.6km/h
The windiest month (with the highest average wind speed) is December (25.6km/h).
The calmest month (with the lowest average wind speed) is July (16.6km/h).
Average humidity in December
Calstock, United Kingdom
- Average humidity in December: 85%
The months with the highest relative humidity are June, August, September and October (86%).
The month with the lowest relative humidity is April (83%).
Average rainfall in December
Calstock, United Kingdom
- Average rainfall in December: 74mm
The wettest months (with the highest rainfall) are November and December (74mm).
The driest month (with the least rainfall) is May (28mm).
Average rainfall days in December
Calstock, United Kingdom
- Average rainfall days in December: 19 days
The month with the highest number of rainy days is November (19.4 days).
The month with the least rainy days is September (13.2 days).
Average snowfall in December
Calstock, United Kingdom
- Average snowfall in December: 5mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Calstock, United Kingdom
- Average snowfall days in December: 0.6 days
The month with the highest number of snowfall days is February (1.3 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
Calstock, United Kingdom
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are April, May and July (Average sunshine: 8h and 6min).
The months with the least sunshine are January and November (Average sunshine: 3h and 48min).
Average sunshine days in December
Calstock, United Kingdom
- Average sunshine days in December: 8.6 days
The month with the most sunshine days is May (14.4 days).
The month with the least sunshine days is November (8.1 days).
Average UV index in December
Calstock, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Calstock, United Kingdom
- Average cloud cover in December: 62
The months with the most cloud cover are January, November and December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 46).
Average visibility in December
Calstock, United Kingdom
- Average visibility in December: 9km
The month with the highest visibility is February (10km).
The months with the lowest visibility are January, March, April, May, June, July, August, September, October, November and December (9km).
Calstock, United Kingdom
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