December weather forecast
Warm River, ID

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Weather in December

December, the first month of the winter in Warm River, is also a subzero cold month, with an average temperature fluctuating between 25°F (-3.9°C) and 11.5°F (-11.4°C).

Temperature

December, with an average high of 25°F (-3.9°C) and a low of 11.5°F (-11.4°C), signifies the coldest month of the year.

Humidity

The average relative humidity in December is 89%.

Rainfall

In Warm River, in December, during 7.5 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Warm River, during the entire year, the rain falls for 121 days and collects up to 20.12" (511mm) of precipitation.

Snowfall

Months with snowfall in Warm River are January through June, September through December. In Warm River, during December, snow falls for 21.6 days and regularly aggregates up to 14.92" (379mm) of snow. Throughout the year, in Warm River, there are 119.7 snowfall days, and 88.23" (2241mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Warm River, with an average of 8h and 54min of daylight.
On the first day of December in Warm River, Idaho, sunrise is at 7:41 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 8:00 am and sunset at 4:57 pm MST.

Sunshine

The average sunshine in December is 4.6h.

UV index

The months with the lowest UV index in Warm River are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The UV index of 1 during December leads to these advisories:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What month is the coldest in Warm River?

December, with its high-temperature average of 25°F (-3.9°C) and a low-temperature average of 11.5°F (-11.4°C), is the coldest month in Warm River, Idaho.

How cold is it in Warm River in December?

An average high-temperature, in December, in Warm River, is 25°F (-3.9°C) and the average low-temperature is 11.5°F (-11.4°C).

What is the average humidity in December in Warm River?

In December, the average relative humidity in Warm River, Idaho, is 89%.

How many days does it rain in December in Warm River?

In Warm River, Idaho, during December, the rain falls for 7.5 days and regularly aggregates up to 1.93" (49mm) of precipitation.

How many days does it snow in December in Warm River?

In Warm River, Idaho, in December, during 21.6 snowfall days, 14.92" (379mm) of snow is typically accumulated.

What is the month with the shortest days in Warm River?

The month with the shortest days in Warm River, Idaho, is December, with an average of 8h and 54min of daylight.

How many hours of daylight does Warm River have in December?

In Warm River, the average day length in December is 8h and 56min.

What time are sunrise and sunset in December in Warm River?

In December, on the first day of the month, sunrise is at 7:41 am and sunset at 4:48 pm. On the last day of the month, in Warm River, Idaho, sunrise is at 8:00 am and sunset at 4:57 pm MST.

How many hours of sunshine does Warm River have in December?

In Warm River, the average sunshine duration in December is 4.6h.

What is the month with the lowest UV index in Warm River?

The months with the lowest UV index in Warm River, Idaho, are January, February, November and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Warm River?

In December, the average daily maximum UV index in Warm River, Idaho, is 1. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
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
Warm River, ID

Average temperature in December - Warm River, ID
  • Average high temperature in December: 25°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (25°F).

  • Average low temperature in December: 11.5°F

The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in December
Warm River, ID

Average pressure in December - Warm River, ID
  • Average pressure in December: 30.25"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Warm River, ID

Average wind speed in December - Warm River, ID
  • Average wind speed in December: 4.5mph

The windiest month (with the highest average wind speed) is June (6.6mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).

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Average humidity in December
Warm River, ID

Average humidity in December - Warm River, ID
  • Average humidity in December: 89%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in December
Warm River, ID

Average rainfall in December - Warm River, ID
  • Average rainfall in December: 1.93"

The wettest month (with the highest rainfall) is January (2.44").
The driest month (with the least rainfall) is July (0.59").

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Average rainfall days in December
Warm River, ID

Average rainfall days in December - Warm River, ID
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall in December
Warm River, ID

Average snowfall in December - Warm River, ID
  • Average snowfall in December: 14.92"

The month with the highest snowfall is January (20").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Warm River, ID

Average snowfall days in December - Warm River, ID
  • Average snowfall days in December: 21.6 days

The month with the highest number of snowfall days is December (21.6 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Warm River, ID

Average daylight in December / Average sunshine in December - Warm River, ID
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
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 July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Warm River, ID

Average sunshine days in December - Warm River, ID
  • Average sunshine days in December: 8.4 days

The month with the most sunshine days is July (19.9 days).
The month with the least sunshine days is April (6.7 days).

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Average UV index in December
Warm River, ID

Average UV index in December - Warm River, ID
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in December
Warm River, ID

Average cloud cover in December - Warm River, ID
  • Average cloud cover in December: 56

The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in December
Warm River, ID

Average visibility in December - Warm River, ID
  • Average visibility in December: 4mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

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Warm River, Idaho, USA

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