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
Welcoming December, Forestville observes a shift in the average high-temperature, falling from November's frosty 43.7°F (6.5°C) to a wintry 34.5°F (1.4°C). Forestville's average temperature during the nights of December is recorded at a freezing cold 28.8°F (-1.8°C).Humidity
The average relative humidity in December is 80%.Rainfall
In December, the rain falls for 7.3 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. In Forestville, during the entire year, the rain falls for 147 days and collects up to 25.67" (652mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Forestville, in December, during 7.6 snowfall days, 1.42" (36mm) of snow is typically accumulated. In Forestville, during the entire year, snow falls for 47.4 days and aggregates up to 11.54" (293mm) 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 December in Forestville, sunrise is at 7:44 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:03 pm EST.
Sunshine
The average sunshine in December in Forestville is 2.9h.UV index
The months with the lowest UV index in Forestville are January, February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 1 in December leads to these recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December in Forestville?
How many days does it snow in December in Forestville?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Forestville have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Forestville, MI
- Average high temperature in December: 34.5°F
The warmest month (with the highest average high temperature) is August (71.6°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in December: 28.8°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in December
Forestville, MI
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Forestville, MI
- Average wind speed in December: 15.8mph
The windiest months (with the highest average wind speed) are January and December (15.8mph).
The calmest month (with the lowest average wind speed) is July (8.8mph).
Average humidity in December
Forestville, MI
- Average humidity in December: 80%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are September, October and November (77%).
Average rainfall in December
Forestville, MI
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is June (2.99").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in December
Forestville, MI
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in December
Forestville, MI
- Average snowfall in December: 1.42"
The month with the highest snowfall is January (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Forestville, MI
- Average snowfall days in December: 7.6 days
The month with the highest number of snowfall days is February (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Forestville, 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: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Forestville, MI
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is June (13.8 days).
The month with the least sunshine days is August (11.3 days).
Average UV index in December
Forestville, MI
- 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 and December (UV index 1).
Average cloud cover in December
Forestville, MI
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Forestville, MI
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Forestville, Michigan, USA
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