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, 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 Squirrel, in December, it is raining for 7.5 days, with typically 1.93" (49mm) of accumulated precipitation. Throughout the year, there are 121 rainfall days, and 20.12" (511mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Squirrel, in December, snow falls for 21.6 days, with typically accumulated 14.92" (379mm) of snow. In Squirrel, during the entire year, snow falls for 119.7 days and aggregates up to 88.23" (2241mm) 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 7:40 am and sunset at 4:48 pm. On the last day of December, sunrise is at 7:59 am and sunset at 4:57 pm MST.
Sunshine
In Squirrel, the average sunshine in December is 4.6h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 1 in December translates into these instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index in Squirrel?
What is the UV index reading in December?
Average temperature in December
Squirrel, 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).
Average pressure in December
Squirrel, 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).
Average wind speed in December
Squirrel, 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).
Average humidity in December
Squirrel, 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%).
Average rainfall in December
Squirrel, 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").
Average rainfall days in December
Squirrel, 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).
Average snowfall in December
Squirrel, 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").
Average snowfall days in December
Squirrel, 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).
Average daylight in December /
Average sunshine in December
Squirrel, 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: 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).
Average sunshine days in December
Squirrel, 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).
Average UV index in December
Squirrel, 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).
Average cloud cover in December
Squirrel, 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).
Average visibility in December
Squirrel, 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).
Squirrel, Idaho, USA
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