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 the onset of December, Winn experiences a modest temperature adjustment, with the average high-temperature receding from a chilly 43.3°F (6.3°C) in November to a wintry 32°F (0°C). Winn experiences an average nighttime temperature of 23.9°F (-4.5°C) in December, reflecting a minor difference from the day's peak.Humidity
The average relative humidity in December is 85%.Rainfall
In Winn, in December, during 8.4 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Winn, during the entire year, the rain falls for 137.5 days and collects up to 21.93" (557mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 15.6 days. Throughout December, 4.13" (105mm) of snow is accumulated. In Winn, during the entire year, snow falls for 71.3 days and aggregates up to 20.43" (519mm) of snow.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:53 am and sunset at 5:04 pm. On the last day of December, sunrise is at 8:12 am and sunset at 5:13 pm EST.
Sunshine
The average sunshine in December is 3.1h.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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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 much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Winn have in December?
When is the sunrise / sunset in December in Winn?
How many hours of sunshine does Winn have in December?
When is the lowest UV index?
What is the UV index intensity in December in Winn?
Average temperature in December
Winn, MI
- Average high temperature in December: 32°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in December
Winn, MI
- Average pressure in December: 30.06"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
Winn, MI
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Winn, MI
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall in December
Winn, MI
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in December
Winn, MI
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is October (15.5 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Winn, MI
- Average snowfall in December: 4.13"
The month with the highest snowfall is January (6.26").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Winn, MI
- Average snowfall days in December: 15.6 days
The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Winn, MI
- 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: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Winn, MI
- Average sunshine days in December: 10.7 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is January (9.6 days).
Average UV index in December
Winn, MI
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Winn, MI
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Winn, MI
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, October and November (6mi).
The months with the lowest visibility are January, February, September and December (5mi).
Winn, Michigan, USA
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