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
As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a frosty 44.4°F (6.9°C) to an icy 33.1°F (0.6°C). December notes an average low temperature of 24.6°F (-4.1°C), subtly down from the daytime highs.Humidity
The average relative humidity in December is 85%.Rainfall
In Muir, in December, it is raining for 7.6 days, with typically 1.22" (31mm) of accumulated precipitation. Throughout the year, there are 135.7 rainfall days, and 18.58" (472mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 15.1 days and accumulates 4.17" (106mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:51 am and sunset at 5:06 pm. On the last day of December, sunrise is at 8:10 am and sunset at 5:15 pm EST.
Sunshine
In Muir, the average sunshine in December is 3h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Muir?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Muir, MI
- Average high temperature in December: 33.1°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in December: 24.6°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in December
Muir, MI
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Muir, MI
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Muir, MI
- Average humidity in December: 85%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Muir, MI
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is May (2.52").
The driest months (with the least rainfall) are February and November (1.06").
Average rainfall days in December
Muir, MI
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in December
Muir, MI
- Average snowfall in December: 4.17"
The month with the highest snowfall is December (4.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Muir, MI
- Average snowfall days in December: 15.1 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Muir, MI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Muir, MI
- Average sunshine days in December: 10.9 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in December
Muir, MI
- Average UV index in December: 1
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Muir, MI
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Muir, MI
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January, February, August and December (5mi).
Muir, Michigan, USA
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