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
December notes an average high-temperature of a still fresh 10.9°C (51.6°F), subtly differing from November's 12.5°C (54.5°F). Portreath records a consistent average nighttime temperature of 9.2°C (48.6°F) in December, slightly lower than the daytime high.Humidity
January, February, November and December, with an average relative humidity of 79%, are the least humid months.Rainfall
In Portreath, in December, it is raining for 21.5 days, with typically 75mm (2.95") of accumulated precipitation. In Portreath, during the entire year, the rain falls for 208 days and collects up to 658mm (25.91") of precipitation.Snowfall
January, April through December are months without snowfall in Portreath.Daylight
The month with the shortest days in Portreath is December, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 7:59 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 4:28 pm GMT.
Sunshine
With an average of 3.9h of sunshine, December has the least sunshine of the year in Portreath.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 3 in December leads to these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What is the usual temperature for Portreath in December?
What are the least humid months in Portreath?
What is the average humidity in December in Portreath?
How many days does it rain in December in Portreath?
When it does not snow in Portreath?
What is the month with the shortest days in Portreath?
What is the average length of the day in December in Portreath?
When are sunrise and sunset in December in Portreath?
What is the month with the least sunshine in Portreath?
How long on average sun shines in December in Portreath?
When is the lowest UV index in Portreath?
What is the UV index reading in December in Portreath?
Average temperature in December
Portreath, United Kingdom
- Average high temperature in December: 10.9°C
The warmest month (with the highest average high temperature) is August (17.4°C).
The month with the lowest average high temperature is February (9.3°C).
- Average low temperature in December: 9.2°C
The month with the highest average low temperature is August (15.9°C).
The coldest month (with the lowest average low temperature) is February (7.3°C).
Average pressure in December
Portreath, United Kingdom
- Average pressure in December: 1014.9mbar
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
Portreath, United Kingdom
- Average wind speed in December: 34km/h
The windiest month (with the highest average wind speed) is December (34km/h).
The calmest month (with the lowest average wind speed) is July (21.6km/h).
Average humidity in December
Portreath, United Kingdom
- Average humidity in December: 79%
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are January, February, November and December (79%).
Average rainfall in December
Portreath, United Kingdom
- Average rainfall in December: 75mm
The wettest month (with the highest rainfall) is November (98mm).
The driest month (with the least rainfall) is May (31mm).
Average rainfall days in December
Portreath, United Kingdom
- Average rainfall days in December: 21.5 days
The month with the highest number of rainy days is November (22.1 days).
The month with the least rainy days is May (13.6 days).
Average snowfall in December
Portreath, United Kingdom
- Average snowfall in December: 0mm
The months with the highest snowfall are February and March (1mm).
The months with the least snowfall are January, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Portreath, United Kingdom
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Portreath, United Kingdom
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
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 and May (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in December
Portreath, United Kingdom
- Average sunshine days in December: 5.1 days
The month with the most sunshine days is May (14.7 days).
The month with the least sunshine days is December (5.1 days).
Average UV index in December
Portreath, United Kingdom
- Average UV index in December: 3
The month with the highest UV index is August (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in December
Portreath, United Kingdom
- Average cloud cover in December: 62
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 43).
Average visibility in December
Portreath, United Kingdom
- 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).
Portreath, United Kingdom
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