December weather forecastVernon, MI
December
Weather in December
December, the first month of the winter in Vernon, is also a wintry month, with an average temperature varying between 24.6°F (-4.1°C) and 33.3°F (0.7°C).Temperature
The arrival of December signals a shift in temperature, down from a frosty 44.8°F (7.1°C) in November to an icy 33.3°F (0.7°C). December nights register a minor temperature decline, steadying at a freezing cold 24.6°F (-4.1°C).Humidity
In Vernon, the average relative humidity in December is 84%.Rainfall
In December, the rain falls for 8.2 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. In Vernon, during the entire year, the rain falls for 154.1 days and collects up to 26.14" (664mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Vernon, in December, snow falls for 14.6 days, with typically accumulated 3.86" (98mm) of snow. In Vernon, during the entire year, snow falls for 70.8 days and aggregates up to 22.24" (565mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:48 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 8:07 am and sunset at 5:11 pm EST.
Sunshine
In Vernon, the average sunshine in December is 3.3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Vernon, MI
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (79.2°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 (16.3°F).
Average pressure in December
Vernon, 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 (29.93"Hg).
Average wind speed in December
Vernon, MI
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Vernon, MI
- Average humidity in December: 84%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Vernon, MI
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is April (2.99").
The driest months (with the least rainfall) are September and November (1.57").
Average rainfall days in December
Vernon, MI
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in December
Vernon, MI
- Average snowfall in December: 3.86"
The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Vernon, MI
- Average snowfall days in December: 14.6 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vernon, MI
- Average daylight in December: 9h and 6min
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 18min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Vernon, MI
- Average sunshine days in December: 10 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is January (8.5 days).
Average UV index in December
Vernon, 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 and December (UV index 1).
Average cloud cover in December
Vernon, MI
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Vernon, MI
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, October and November (6mi).
The months with the lowest visibility are January, February, August, September and December (5mi).
