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
December comes with a decrease in the average high-temperature, falling from a frosty 45.7°F (7.6°C) in November to an icy 34.7°F (1.5°C). The December average low temperature, marginally lower than the daytime high, records at a subzero cold 26.4°F (-3.1°C).Humidity
In December, the average relative humidity is 84%.Rainfall
In December, in Plainwell, the rain falls for 8.5 days. Throughout December, 1.18" (30mm) of precipitation is accumulated. Throughout the year, there are 138.6 rainfall days, and 18.7" (475mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In Plainwell, during December, snow falls for 12.6 days and regularly aggregates up to 2.2" (56mm) of snow. In Plainwell, during the entire year, snow falls for 59.5 days and aggregates up to 11.22" (285mm) 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 the month, sunrise is at 7:53 am and sunset at 5:10 pm. On the last day of December, in Plainwell, sunrise is at 8:11 am and sunset at 5:19 pm EST.
Sunshine
In December, the average sunshine is 2.9h.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 low threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Plainwell?
What is the average humidity in December in Plainwell?
How many days does it rain in December in Plainwell?
How much does it snow in Plainwell in December?
What is the month with the shortest days in Plainwell?
What is the average length of the day in December in Plainwell?
When are sunrise and sunset in December in Plainwell?
How long on average sun shines in December in Plainwell?
What is the month with the lowest UV index in Plainwell?
How high is the UV index in December in Plainwell?
Average temperature in December
Plainwell, MI
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in December: 26.4°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Plainwell, MI
- Average pressure in December: 30.08"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Plainwell, MI
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
Plainwell, MI
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in December
Plainwell, MI
- Average rainfall in December: 1.18"
The wettest month (with the highest rainfall) is May (2.2").
The driest months (with the least rainfall) are February and November (1.02").
Average rainfall days in December
Plainwell, MI
- Average rainfall days in December: 8.5 days
The months with the highest number of rainy days are May and October (15.4 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Plainwell, MI
- Average snowfall in December: 2.2"
The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Plainwell, MI
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Plainwell, MI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 2h and 5min
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
Plainwell, MI
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is February (9.5 days).
Average UV index in December
Plainwell, MI
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Plainwell, MI
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Plainwell, MI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Plainwell, Michigan, USA
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