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 brings a decrease in the average high-temperature, falling from November's icy 42.1°F (5.6°C) to a freezing cold 30.6°F (-0.8°C). Hartland's average low-temperature in the month of December is recorded at a still subzero cold 20.7°F (-6.3°C).Humidity
In December, the average relative humidity in Hartland is 83%.Rainfall
In Hartland, during December, the rain falls for 11.4 days and regularly aggregates up to 2.2" (56mm) of precipitation. In Hartland, during the entire year, the rain falls for 158.8 days and collects up to 26.06" (662mm) of precipitation.Snowfall
Months with snowfall in Hartland are January through May, October through December. In Hartland, in December, snow falls for 13.5 days, with typically accumulated 6.1" (155mm) of snow. In Hartland, during the entire year, snow falls for 72.7 days and aggregates up to 35.67" (906mm) of snow.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year in Hartland.On the first day of December, sunrise is at 7:03 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:23 pm EST.
Sunshine
In Hartland, the average sunshine in December is 4h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Hartland?
What is the average humidity in December in Hartland?
How much does it rain in Hartland in December?
How much does it snow in Hartland in December?
What is the month with the shortest days in Hartland?
What is the average length of the day in December in Hartland?
What time are sunrise and sunset in December in Hartland?
How long on average sun shines in December in Hartland?
What is the month with the lowest UV index in Hartland?
What is the UV index reading in December in Hartland?
Average temperature in December
Hartland, VT
- Average high temperature in December: 30.6°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in December: 20.7°F
The month with the highest average low temperature is July (56.1°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in December
Hartland, VT
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Hartland, VT
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Hartland, VT
- Average humidity in December: 83%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is May (75%).
Average rainfall in December
Hartland, VT
- Average rainfall in December: 2.2"
The wettest month (with the highest rainfall) is October (2.76").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Hartland, VT
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (8 days).
Average snowfall in December
Hartland, VT
- Average snowfall in December: 6.1"
The month with the highest snowfall is February (9.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hartland, VT
- Average snowfall days in December: 13.5 days
The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hartland, VT
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
Hartland, VT
- Average sunshine days in December: 11.6 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in December
Hartland, VT
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Hartland, VT
- Average cloud cover in December: 59
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Hartland, VT
- 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).
Hartland, Vermont, USA
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