December weather forecast
Grouse, ID

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Weather in December

December, the first month of the winter in Grouse, is still a freezing cold month, with an average temperature varying between 25.3°F (-3.7°C) and 11.8°F (-11.2°C).

Temperature

Grouse's coldest month, December, generally records average temperatures ranging from a high of 25.3°F (-3.7°C) to a low of 11.8°F (-11.2°C).

Humidity

In Grouse, the average relative humidity in December is 83%.

Rainfall

In Grouse, Idaho, in December, during 8 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In Grouse, during the entire year, the rain falls for 107.2 days and collects up to 10.31" (262mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Grouse. In December, it is snowing for 14.5 days. Throughout December, 5.98" (152mm) of snow is accumulated. In Grouse, during the entire year, snow falls for 75.2 days and aggregates up to 35.28" (896mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 7:48 am and sunset at 4:58 pm. On the last day of December, in Grouse, Idaho, sunrise is at 8:07 am and sunset at 5:07 pm MST.

Sunshine

The average sunshine in December is 5.7h.

UV index

In Grouse, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 2 during December leads to these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the coldest month in Grouse?

Grouse's December weather, with an average high temperature of 25.3°F (-3.7°C) and an average low temperature of 11.8°F (-11.2°C), tends to be the coldest of the year.

How cold is it in Grouse in December?

The high-temperature, in December, in Grouse, is 25.3°F (-3.7°C), while the low-temperature averages to 11.8°F (-11.2°C).

What is the average humidity in December in Grouse?

The average relative humidity in December is 83%.

How much does it rain in Grouse in December?

In Grouse, during December, the rain falls for 8 days and regularly aggregates up to 0.83" (21mm) of precipitation.

How much does it snow in Grouse in December?

In Grouse, during December, snow falls for 14.5 days and regularly aggregates up to 5.98" (152mm) of snow.

What is the month with the shortest days in Grouse?

With an average of 9h and 0min of daylight, December has the shortest days of the year in Grouse.

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

The average day length in December in Grouse, Idaho, is 8h and 59min.

What time are sunrise and sunset in December in Grouse?

In December, on the first day of the month, sunrise is at 7:48 am and sunset at 4:58 pm. On the last day of the month, in Grouse, sunrise is at 8:07 am and sunset at 5:07 pm MST.

How long on average sun shines in December in Grouse?

The average sunshine duration in December in Grouse is 5.7h.

What is the UV index intensity in December in Grouse?

In Grouse, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Grouse, ID

Average temperature in December - Grouse, ID
  • Average high temperature in December: 25.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is December (25.3°F).

  • Average low temperature in December: 11.8°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10°F).

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Average pressure in December
Grouse, ID

Average pressure in December - Grouse, ID
  • Average pressure in December: 30.26"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Grouse, ID

Average wind speed in December - Grouse, ID
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is June (8mph).
The calmest month (with the lowest average wind speed) is January (4.7mph).

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Average humidity in December
Grouse, ID

Average humidity in December - Grouse, ID
  • Average humidity in December: 83%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are July and August (32%).

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Average rainfall in December
Grouse, ID

Average rainfall in December - Grouse, ID
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in December
Grouse, ID

Average rainfall days in December - Grouse, ID
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is July (5.9 days).

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Average snowfall in December
Grouse, ID

Average snowfall in December - Grouse, ID
  • Average snowfall in December: 5.98"

The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Grouse, ID

Average snowfall days in December - Grouse, ID
  • Average snowfall days in December: 14.5 days

The month with the highest number of snowfall days is February (15.1 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in December /
Average sunshine in December
Grouse, ID

Average daylight in December / Average sunshine in December - Grouse, ID
  • 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: 5h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

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Average sunshine days in December
Grouse, ID

Average sunshine days in December - Grouse, ID
  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is July (20.9 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in December
Grouse, ID

Average UV index in December - Grouse, ID
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in December
Grouse, ID

Average cloud cover in December - Grouse, ID
  • Average cloud cover in December: 41

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 10).

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Average visibility in December
Grouse, ID

Average visibility in December - Grouse, ID
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Grouse, Idaho, USA

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