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
Callaway witnesses a significant decrease in the average high-temperature with the arrival of December, falling from November's icy 35.4°F (1.9°C) to a subzero cold 20.3°F (-6.5°C). During December in Callaway, Minnesota, the average low-temperature is recorded at an extreme cold 9.3°F (-12.6°C).Humidity
In December, the average relative humidity in Callaway is 90%.Rainfall
In December, the rain falls for 2.7 days. Throughout December, 0.98" (25mm) of precipitation is accumulated. In Callaway, during the entire year, the rain falls for 109.9 days and collects up to 19.72" (501mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 19.4 days and typically aggregates up to 6.26" (159mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 7:49 am and sunset at 4:36 pm. On the last day of December, sunrise is at 8:09 am and sunset at 4:44 pm CST.
Sunshine
The average sunshine in December is 2.8h.UV index
The months with the lowest UV index 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 health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. 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. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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 much does it rain in December?
When does it snow the most?
How much does it snow 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 long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Callaway, MN
- Average high temperature in December: 20.3°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (15.6°F).
- Average low temperature in December: 9.3°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (1.9°F).
Average pressure in December
Callaway, MN
- Average pressure in December: 30.11"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
Callaway, MN
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is October (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity in December
Callaway, MN
- Average humidity in December: 90%
The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (69%).
Average rainfall in December
Callaway, MN
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in December
Callaway, MN
- Average rainfall days in December: 2.7 days
The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.2 days).
Average snowfall in December
Callaway, MN
- Average snowfall in December: 6.26"
The month with the highest snowfall is December (6.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Callaway, MN
- Average snowfall days in December: 19.4 days
The month with the highest number of snowfall days is January (19.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Callaway, MN
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- 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 18min).
Average sunshine days in December
Callaway, MN
- Average sunshine days in December: 11.9 days
The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Callaway, MN
- 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, November and December (UV index 1).
Average cloud cover in December
Callaway, MN
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Callaway, MN
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Callaway, Minnesota, USA
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