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
Upper Winchendon experiences a recorded average high-temperature of a still chilly 7.3°C (45.1°F) in December, closely aligned with November's 9.6°C (49.3°F). Night temperatures during December in Upper Winchendon stabilize at an average of 2.7°C (36.9°F), closely mirroring the daytime temperatures.Humidity
December is the most humid month, with an average relative humidity of 91%.Rainfall
In Upper Winchendon, in December, it is raining for 14.6 days, with typically 45mm (1.77") of accumulated precipitation. In Upper Winchendon, during the entire year, the rain falls for 187.4 days and collects up to 476mm (18.74") of precipitation.Snowfall
Months with snowfall in Upper Winchendon, United Kingdom, are January through March and December. December is the first month it typically snows in Upper Winchendon, United Kingdom. Throughout December, in the average 1.5 snowfall days, it receives 12mm (0.47") of snow. In Upper Winchendon, during the entire year, snow falls for 8.4 days and aggregates up to 51mm (2.01") of snow.Daylight
With an average of 7h and 54min of daylight, December has the shortest days of the year in Upper Winchendon.On the first day of December, sunrise is at 7:49 am and sunset at 3:56 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 4:03 pm GMT.
Sunshine
In December, the average sunshine in Upper Winchendon, United Kingdom, is 4.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk 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:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Upper Winchendon?
What is the most humid month in Upper Winchendon?
What is the average humidity in December in Upper Winchendon?
How many days does it rain in December in Upper Winchendon?
When does it start snowing in Upper Winchendon?
What is the month with the shortest days in Upper Winchendon?
What is the average length of the day in December in Upper Winchendon?
What time are sunrise and sunset in December in Upper Winchendon?
How long on average sun shines in December in Upper Winchendon?
What are the months with the lowest UV index in Upper Winchendon?
What is the UV index intensity in December in Upper Winchendon?
Average temperature in December
Upper Winchendon, United Kingdom
- Average high temperature in December: 7.3°C
The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 2.7°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in December
Upper Winchendon, United Kingdom
- Average pressure in December: 1014mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in December
Upper Winchendon, United Kingdom
- Average wind speed in December: 18.2km/h
The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in December
Upper Winchendon, United Kingdom
- Average humidity in December: 91%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (78%).
Average rainfall in December
Upper Winchendon, United Kingdom
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is June (62mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in December
Upper Winchendon, United Kingdom
- Average rainfall days in December: 14.6 days
The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Upper Winchendon, United Kingdom
- Average snowfall in December: 12mm
The months with the highest snowfall are January and February (17mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Upper Winchendon, United Kingdom
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.3 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
Upper Winchendon, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 7h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Upper Winchendon, United Kingdom
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is March (14.6 days).
The month with the least sunshine days is August (6.7 days).
Average UV index in December
Upper Winchendon, United Kingdom
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Upper Winchendon, United Kingdom
- Average cloud cover in December: 58
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in December
Upper Winchendon, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August and December (9km).
The months with the lowest visibility are January, September, October and November (8km).
Upper Winchendon, United Kingdom
Weather forecast for your location
2. Allow the app to use your location