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
With an average high-temperature of 26.4°F (-3.1°C) and an average low-temperature of 10.9°F (-11.7°C), December is the coldest month.Humidity
In December, the average relative humidity is 85%.Rainfall
In Evanston, during 7.1 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, in Evanston, there are 94.2 rainfall days, and 11.5" (292mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in Evanston. In Evanston, during December, snow falls for 15.5 days and regularly aggregates up to 8.74" (222mm) of snow. In Evanston, during the entire year, snow falls for 99.3 days and aggregates up to 56.22" (1428mm) of snow.Daylight
The month with the shortest days in Evanston is December, with an average of 9h and 16min of daylight.On the first day of December in Evanston, sunrise is at 7:30 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 5:04 pm MST.
Sunshine
The average sunshine in December in Evanston is 6h.UV index
The months with the lowest UV index in Evanston are November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 1 in December 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
FAQ
What is the coldest month in Evanston?
What is the temperature in December in Evanston?
What is the average humidity in December in Evanston?
How many days does it rain in December in Evanston?
How many days does it snow in December in Evanston?
What is the month with the shortest days in Evanston?
What is the average length of the day in December in Evanston?
When are sunrise and sunset in December in Evanston?
How long on average sun shines in December in Evanston?
What are the months with the lowest UV index in Evanston?
How high is the UV index in December in Evanston?
Average temperature in December
Evanston, WY
- Average high temperature in December: 26.4°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (26.4°F).
- Average low temperature in December: 10.9°F
The month with the highest average low temperature is July (51.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in December
Evanston, WY
- Average pressure in December: 30.24"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Evanston, WY
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Evanston, WY
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (39%).
Average rainfall in December
Evanston, WY
- Average rainfall in December: 1.14"
The wettest months (with the highest rainfall) are April and May (1.38").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in December
Evanston, WY
- Average rainfall days in December: 7.1 days
The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in December
Evanston, WY
- Average snowfall in December: 8.74"
The month with the highest snowfall is March (10").
The months with the least snowfall are July and August (0").
Average snowfall days in December
Evanston, WY
- Average snowfall days in December: 15.5 days
The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Evanston, WY
- Average daylight in December: 9h and 16min
The month with the longest days is June (Average daylight: 15h and 7min).
The month with the shortest days is December (Average daylight: 9h and 16min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in December
Evanston, WY
- Average sunshine days in December: 15.1 days
The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in December
Evanston, WY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in December
Evanston, WY
- Average cloud cover in December: 39
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in December
Evanston, WY
- Average visibility in December: 5mi
The months with the highest visibility are 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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