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
Witnessing a clear downswing, the average high-temperature during December drops from November's wintry 39.9°F (4.4°C) to a freezing cold 23.7°F (-4.6°C). Clontarf observes an average low-temperature of 12.6°F (-10.8°C) during December nights.Humidity
In Clontarf, the average relative humidity in December is 86%.Rainfall
In Clontarf, Minnesota, in December, during 3.2 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, there are 109.8 rainfall days, and 20.47" (520mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Clontarf. December is the month with the most snowfall. Snow falls for 10.6 days and accumulates 4.25" (108mm) of snow.Daylight
December has the shortest days of the year in Clontarf, with an average of 8h and 48min of daylight.On the first day of the month, sunrise is at 7:42 am and sunset at 4:41 pm. On the last day of December, sunrise is at 8:02 am and sunset at 4:49 pm CST.
Sunshine
In Clontarf, the average sunshine in December is 3.7h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 1 transforms into these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
How cold is it in Clontarf in December?
What is the average humidity in December in Clontarf?
How many days does it rain in December in Clontarf?
When does it snow the most in Clontarf?
How much does it snow in Clontarf in December?
What is the month with the shortest days in Clontarf?
How many hours of daylight does Clontarf have in December?
What time are sunrise and sunset in December in Clontarf?
How long on average sun shines in December in Clontarf?
When is the lowest UV index in Clontarf?
What is the UV index reading in December in Clontarf?
Average temperature in December
Clontarf, MN
- Average high temperature in December: 23.7°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (18.7°F).
- Average low temperature in December: 12.6°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (4.6°F).
Average pressure in December
Clontarf, MN
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Clontarf, MN
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (7.6mph).
Average humidity in December
Clontarf, MN
- Average humidity in December: 86%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is May (67%).
Average rainfall in December
Clontarf, MN
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is July (3.43").
The driest months (with the least rainfall) are January and February (0.55").
Average rainfall days in December
Clontarf, MN
- Average rainfall days in December: 3.2 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (2 days).
Average snowfall in December
Clontarf, MN
- Average snowfall in December: 4.25"
The month with the highest snowfall is December (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clontarf, MN
- Average snowfall days in December: 10.6 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clontarf, 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 36min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Clontarf, MN
- Average sunshine days in December: 19 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in December
Clontarf, 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 and December (UV index 1).
Average cloud cover in December
Clontarf, MN
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in December
Clontarf, MN
- 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).
Clontarf, Minnesota, USA
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