December weather forecast and climate
Tolland, CT

Weather in December

December, the first month of the winter, in Tolland, is still a cold month, with temperature in the range of an average low of 27.1°F (-2.7°C) and an average high of 38.1°F (3.4°C).

Temperature

In Tolland, Connecticut, the average high-temperature in December decreases, from a chilly 48.4°F (9.1°C) in November, to a wintry 38.1°F (3.4°C). In December, the average low-temperature is 27.1°F (-2.7°C).

Humidity

In December, the average relative humidity in Tolland is 78%.

Rainfall

In Tolland, during 7 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Tolland, during the entire year, the rain falls for 105.6 days and collects up to 9.84" (250mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Tolland. In December, in Tolland, it is snowing for 3.5 days. Throughout December, 0.67" (17mm) of snow is accumulated. Throughout the year, there are 23.1 snowfall days, and 4.69" (119mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9.2h of daylight.

Sunshine

In Tolland, Connecticut, the average sunshine is 4.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Tolland. A UV Index estimate of 2, and below, represents a low health risk from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Tolland?

In Tolland, in December, the average high-temperature is 38.1°F (3.4°C), and the average low-temperature is 27.1°F (-2.7°C).

What is the average humidity in December in Tolland?

The average relative humidity in December in Tolland, Connecticut, is 78%.

How much does it rain in Tolland in December?

In December, in Tolland, Connecticut, the rain falls for 7 days. Throughout December, 0.79" (20mm) of precipitation is accumulated.

How much does it snow in Tolland in December?

In Tolland, in December, during 3.5 snowfall days, 0.67" (17mm) of snow is typically accumulated.

What is the month with the shortest days in Tolland?

With an average of 9.2h of daylight, December has the shortest days of the year in Tolland.

How many hours of daylight does Tolland have in December?

In Tolland, Connecticut, the average length of the day in December is 9.2h.

How many hours of sunshine does Tolland have in December?

In December, the average sunshine in Tolland, Connecticut, is 4.7h.

What is the month with the lowest UV index in Tolland?

Months with the lowest UV index in Tolland, Connecticut, are January through March, November and December, with an average maximum UV index of 2.

How high is the UV index in December in Tolland?

In December, the average daily maximum UV index in Tolland, Connecticut, is 2. A UV Index reading of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.

Average temperature in December
Tolland, CT

Average temperature in December - Tolland, CT
  • Average high temperature in December: 38.1°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.4°F).

  • Average low temperature in December: 27.1°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in December
Tolland, CT

Average pressure in December - Tolland, CT
  • Average pressure in December: 30.05"

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in December
Tolland, CT

Average wind speed in December - Tolland, CT
  • Average wind speed in December: 7.8mph

The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in December
Tolland, CT

Average humidity in December - Tolland, CT
  • Average humidity in December: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in December
Tolland, CT

Average rainfall in December - Tolland, CT
  • Average rainfall in December: 0.79"

The wettest months (with the highest rainfall) are May, June and July (1.1").
The driest month (with the least rainfall) is September (0.39").

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Average rainfall days in December
Tolland, CT

Average rainfall days in December - Tolland, CT
  • Average rainfall days in December: 7 days

The month with the highest number of rainy days is June (12.1 days).
Months with the least rainy days are January and February (5.5 days).

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Average snowfall in December
Tolland, CT

Average snowfall in December - Tolland, CT
  • Average snowfall in December: 0.67"

The month with the highest snowfall is February (1.5").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Tolland, CT

Average snowfall days in December - Tolland, CT
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is February (6.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Tolland, CT

Average daylight in December / Average sunshine in December - Tolland, CT
  • Average daylight in December: 9.2h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in December: 4.7h

Months with the most sunshine are July and August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days in December
Tolland, CT

Average sunshine days in December - Tolland, CT
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is June (15.7 days).

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Average UV index in December
Tolland, CT

Average UV index in December - Tolland, CT
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Tolland, CT

Average cloud cover in December - Tolland, CT
  • Average cloud cover in December: 48

Months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in December
Tolland, CT

Average visibility in December - Tolland, CT
  • Average visibility in December: 6mi

Months with the highest visibility are January, March, April, October, November and December (6mi).
Months with the lowest visibility are February, May, June, July, August and September (5mi).

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