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 sea temperature 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
Transitioning into December, Weymouth experiences an average high-temperature of a frosty 9.9°C (49.8°F), marking a minor shift from the preceding month. A modest decline from daytime high temperatures in Weymouth, United Kingdom, is noticed in December, marking the average low at 7.6°C (45.7°F).Humidity
February through April, September through December, with an average relative humidity of 81%, are the least humid months in Weymouth.Rainfall
In December, the rain falls for 15 days. Throughout December, 55mm (2.17") of precipitation is accumulated. In Weymouth, during the entire year, the rain falls for 167.3 days and collects up to 471mm (18.54") of precipitation.Snowfall
In Weymouth, United Kingdom, snow does not fall in March through October and December.Sea temperature
In December, the average sea temperature in Weymouth is 11.9°C (53.4°F).Note: One needs to be cautious in 11.9°C (53.4°F) waters. 13°C (55.4°F) is already forbidding, but sub-10°C (14°F) can seriously disrupt your breathing and lead to a frigid shock, considering one's well-being.
Daylight
December has the shortest days of the year, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 7:49 am and sunset at 4:08 pm. On the last day of December, sunrise is at 8:11 am and sunset at 4:15 pm GMT.
Sunshine
The average sunshine in December is 4.2h.UV index
In Weymouth, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: During December, 3 as the daily maximum UV index converts into the following advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What are December temperatures in Weymouth?
What are the least humid months in Weymouth?
What is the average humidity in December in Weymouth?
How much does it rain in Weymouth in December?
When it does not snow in Weymouth?
Does it snow in Weymouth in December?
What is the sea water temperature in December in Weymouth?
What is the month with the shortest days in Weymouth?
How many hours of daylight does Weymouth have in December?
When are sunrise and sunset in December in Weymouth?
How many hours of sunshine does Weymouth have in December?
What is the UV index reading in December in Weymouth?
Average temperature in December
Weymouth, United Kingdom
- Average high temperature in December: 9.9°C
The warmest month (with the highest average high temperature) is August (18.2°C).
The month with the lowest average high temperature is February (8.3°C).
- Average low temperature in December: 7.6°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).
Average pressure in December
Weymouth, United Kingdom
- Average pressure in December: 1015.1mbar
The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in December
Weymouth, United Kingdom
- Average wind speed in December: 30.1km/h
The windiest month (with the highest average wind speed) is December (30.1km/h).
The calmest month (with the lowest average wind speed) is July (19.5km/h).
Average humidity in December
Weymouth, United Kingdom
- Average humidity in December: 81%
The months with the highest relative humidity are June and July (83%).
The months with the lowest relative humidity are February, March, April, September, October, November and December (81%).
Average rainfall in December
Weymouth, United Kingdom
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is November (58mm).
The driest month (with the least rainfall) is May (27mm).
Average rainfall days in December
Weymouth, United Kingdom
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is November (17 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in December
Weymouth, United Kingdom
- 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 and December (0mm).
Average snowfall days in December
Weymouth, United Kingdom
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Weymouth, United Kingdom
- Average sea temperature in December: 11.9°C
The best month for swimming (with the highest average sea temperature) is September (17.1°C).
The coldest month (with the lowest average sea temperature) is March (8.8°C).
Average daylight in December /
Average sunshine in December
Weymouth, 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 6min).
Average sunshine days in December
Weymouth, United Kingdom
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is November (10.1 days).
Average UV index in December
Weymouth, United Kingdom
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in December
Weymouth, United Kingdom
- Average cloud cover in December: 59
The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Weymouth, 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).
Weymouth, United Kingdom
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