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
Atwater's transition into December is marked by a clear temperature shift, receding from an icy 39.6°F (4.2°C) in November to a freezing cold 24.1°F (-4.4°C). Atwater throughout December, experiences an average nighttime temperature of 14°F (-10°C).Humidity
In December, the average relative humidity is 87%.Rainfall
In December, the rain falls for 2.5 days. Throughout December, 0.55" (14mm) of precipitation is accumulated. Throughout the year, there are 99.1 rainfall days, and 11.89" (302mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Atwater, during December, snow falls for 10.5 days and regularly aggregates up to 1.93" (49mm) of snow. In Atwater, during the entire year, snow falls for 49.3 days and aggregates up to 10.31" (262mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:38 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:57 am and sunset at 4:47 pm CST.
Sunshine
The average sunshine in December is 3.6h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.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. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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 Atwater in December?
How much does it snow in Atwater in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Atwater have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Atwater, MN
- Average high temperature in December: 24.1°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (19.2°F).
- Average low temperature in December: 14°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (5.7°F).
Average pressure in December
Atwater, MN
- Average pressure in December: 30.11"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Atwater, MN
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in December
Atwater, MN
- Average humidity in December: 87%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (69%).
Average rainfall in December
Atwater, MN
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is June (2.01").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in December
Atwater, MN
- Average rainfall days in December: 2.5 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is January (1.5 days).
Average snowfall in December
Atwater, MN
- Average snowfall in December: 1.93"
The month with the highest snowfall is March (2.17").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Atwater, MN
- Average snowfall days in December: 10.5 days
The month with the highest number of snowfall days is December (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Atwater, MN
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Atwater, MN
- Average sunshine days in December: 19.3 days
The month with the most sunshine days is January (21.6 days).
The month with the least sunshine days is June (13.3 days).
Average UV index in December
Atwater, MN
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in December
Atwater, MN
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Atwater, MN
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Atwater, Minnesota, USA
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