December weather forecast
Chisholm, ME

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Weather in December

The first month of the winter, December, is also a subzero cold month in Chisholm, Maine, with an average temperature varying between 20.1°F (-6.6°C) and 30.7°F (-0.7°C).

Temperature

As December arrives, Chisholm's weather displays a decrease in high-temperatures, transitioning from November's icy 42.3°F (5.7°C) to a subzero cold 30.7°F (-0.7°C). An average nighttime temperature of 20.1°F (-6.6°C) is noted in Chisholm during the month of December.

Humidity

The average relative humidity in December in Chisholm is 81%.

Rainfall

In December, in Chisholm, the rain falls for 10 days. Throughout December, 2.8" (71mm) of precipitation is accumulated. Throughout the year, in Chisholm, there are 139.5 rainfall days, and 28.78" (731mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Chisholm are January through May, October through December. In Chisholm, during December, snow falls for 10.8 days and regularly aggregates up to 7.17" (182mm) of snow. Throughout the year, there are 58.6 snowfall days, and 42.36" (1076mm) of snow is accumulated.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year in Chisholm.
On the first day of December, sunrise is at 6:57 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:11 pm EST.

Sunshine

The average sunshine in December in Chisholm is 4.6h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 2 during December translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Stay sun-safe with clothing that is both closely woven and worn loosely. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

How cold is it in Chisholm in December?

In December, in Chisholm, the average high-temperature is 30.7°F (-0.7°C), and the average low-temperature is 20.1°F (-6.6°C).

What is the average humidity in December in Chisholm?

In Chisholm, Maine, the average relative humidity in December is 81%.

How much does it rain in Chisholm in December?

In Chisholm, during December, the rain falls for 10 days and regularly aggregates up to 2.8" (71mm) of precipitation.

How many days does it snow in December in Chisholm?

In Chisholm, Maine, in December, snow falls for 10.8 days, with typically accumulated 7.17" (182mm) of snow.

What is the month with the shortest days in Chisholm?

December has the shortest days of the year in Chisholm, with an average of 8h and 54min of daylight.

What is the average length of the day in December in Chisholm?

In December, the average day length in Chisholm, Maine, is 8h and 54min.

What time are sunrise and sunset in December in Chisholm?

On the first day of December in Chisholm, sunrise is at 6:57 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:11 pm EST.

How many hours of sunshine does Chisholm have in December?

The average sunshine duration in December in Chisholm is 4.6h.

What are the months with the lowest UV index in Chisholm?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Chisholm.

What is the UV index intensity in December in Chisholm?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Chisholm, ME

Average temperature in December - Chisholm, ME
  • Average high temperature in December: 30.7°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25°F).

  • Average low temperature in December: 20.1°F

The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in December
Chisholm, ME

Average pressure in December - Chisholm, ME
  • Average pressure in December: 30.01"Hg

The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Chisholm, ME

Average wind speed in December - Chisholm, ME
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is March (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Chisholm, ME

Average humidity in December - Chisholm, ME
  • Average humidity in December: 81%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in December
Chisholm, ME

Average rainfall in December - Chisholm, ME
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is October (3.39").
The driest month (with the least rainfall) is July (1.61").

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Average rainfall days in December
Chisholm, ME

Average rainfall days in December - Chisholm, ME
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is May (15.7 days).
The months with the least rainy days are January and February (7 days).

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Average snowfall in December
Chisholm, ME

Average snowfall in December - Chisholm, ME
  • Average snowfall in December: 7.17"

The month with the highest snowfall is February (9.65").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Chisholm, ME

Average snowfall days in December - Chisholm, ME
  • Average snowfall days in December: 10.8 days

The month with the highest number of snowfall days is March (12.7 days).
The 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
Chisholm, ME

Average daylight in December / Average sunshine in December - Chisholm, ME
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in December
Chisholm, ME

Average sunshine days in December - Chisholm, ME
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is April (12.1 days).

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Average UV index in December
Chisholm, ME

Average UV index in December - Chisholm, ME
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in December
Chisholm, ME

Average cloud cover in December - Chisholm, ME
  • Average cloud cover in December: 51

The months with the most cloud cover are February and April (Cloud cover 54).
The month with the least cloud cover is September (Cloud cover 38).

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Average visibility in December
Chisholm, ME

Average visibility in December - Chisholm, ME
  • Average visibility in December: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (5mi).
The month with the lowest visibility is August (4mi).

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Chisholm, Maine, USA

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