December weather forecastTopsfield, ME
December
Weather in December
The first month of the winter, December, is also a subzero cold month in Topsfield, Maine, with an average temperature ranging between min 18.5°F (-7.5°C) and max 29.3°F (-1.5°C).Temperature
Stepping into December, Topsfield observes a temperature decline, with the average high falling from November's icy 41.4°F (5.2°C) to a freezing cold 29.3°F (-1.5°C). Throughout December, an average nighttime temperature of 18.5°F (-7.5°C) is experienced.Humidity
In Topsfield, the average relative humidity in December is 85%.Rainfall
December is the month with the most rainfall. Rain falls for 9.1 days and accumulates 3.39" (86mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Topsfield, during December, snow falls for 11.5 days and regularly aggregates up to 10" (254mm) of snow. Throughout the year, there are 64.2 snowfall days, and 45.91" (1166mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 48min of daylight.On the first day of December, sunrise is at 6:51 am and sunset at 3:49 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 3:57 pm EST.
Sunshine
In Topsfield, the average sunshine in December is 3.6h.UV index
The months with the lowest UV index in Topsfield are February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Topsfield, ME
- Average high temperature in December: 29.3°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (24.1°F).
- Average low temperature in December: 18.5°F
The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (10°F).
Average pressure in December
Topsfield, ME
- Average pressure in December: 29.99"Hg
The month with the highest atmospheric pressure is September (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Topsfield, ME
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in December
Topsfield, ME
- Average humidity in December: 85%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May and July (77%).
Average rainfall in December
Topsfield, ME
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is March (2.01").
Average rainfall days in December
Topsfield, ME
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in December
Topsfield, ME
- Average snowfall in December: 10"
The month with the highest snowfall is February (10.12").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Topsfield, ME
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is February (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Topsfield, ME
- Average daylight in December: 8h and 48min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 36min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in December
Topsfield, ME
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in December
Topsfield, ME
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in December
Topsfield, ME
- Average cloud cover in December: 62
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are August and September (Cloud cover 45).
Average visibility in December
Topsfield, ME
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).
