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
A notable decrease in the average high-temperature is observed during December, falling from a cold 41.9°F (5.5°C) in November to a freezing cold 26.6°F (-3°C). The average temperature in Saint Clair drops to a still subzero cold 15.4°F (-9.2°C) during the night in the month of December.Humidity
In December, the average relative humidity is 87%.Rainfall
In Saint Clair, in December, it is raining for 3 days, with typically 0.63" (16mm) of accumulated precipitation. In Saint Clair, during the entire year, the rain falls for 97.8 days and collects up to 14.21" (361mm) of precipitation.Snowfall
Months with snowfall in Saint Clair are January through April, October through December. In December, it is snowing for 10.2 days. Throughout December, 2.09" (53mm) of snow is accumulated. In Saint Clair, during the entire year, snow falls for 44.9 days and aggregates up to 12.72" (323mm) of snow.Daylight
December has the shortest days of the year in Saint Clair, Minnesota, with an average of 8h and 54min of daylight.On the first day of December in Saint Clair, sunrise is at 7:31 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 4:47 pm CST.
Sunshine
In December, the average sunshine in Saint Clair is 3.7h.UV index
The months with the lowest UV index in Saint Clair are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
How cold is it in Saint Clair in December?
What is the average humidity in December in Saint Clair?
How much does it rain in Saint Clair in December?
How many days does it snow in December in Saint Clair?
What is the month with the shortest days in Saint Clair?
How many hours of daylight does Saint Clair have in December?
What time are sunrise and sunset in December in Saint Clair?
How many hours of sunshine does Saint Clair have in December?
What is the month with the lowest UV index in Saint Clair?
What is the UV index intensity in December in Saint Clair?
Average temperature in December
Saint Clair, MN
- Average high temperature in December: 26.6°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (21.6°F).
- Average low temperature in December: 15.4°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).
Average pressure in December
Saint Clair, 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 (29.88"Hg).
Average wind speed in December
Saint Clair, MN
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in December
Saint Clair, MN
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Saint Clair, MN
- Average rainfall in December: 0.63"
The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in December
Saint Clair, MN
- Average rainfall days in December: 3 days
The month with the highest number of rainy days is June (14.7 days).
The month with the least rainy days is February (1.3 days).
Average snowfall in December
Saint Clair, MN
- Average snowfall in December: 2.09"
The month with the highest snowfall is February (3.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Saint Clair, MN
- Average snowfall days in December: 10.2 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Saint Clair, MN
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Saint Clair, MN
- Average sunshine days in December: 19.8 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (13.6 days).
Average UV index in December
Saint Clair, 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
Saint Clair, MN
- Average cloud cover in December: 62
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
Saint Clair, 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).
Saint Clair, Minnesota, USA
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