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's arrival sees a clear drop in the average high-temperature, decreasing from November's cold 37.8°F (3.2°C) to a freezing cold 20.7°F (-6.3°C). The average low-temperature of 10°F (-12.2°C) is witnessed during December.Humidity
In Norman, the average relative humidity in December is 88%.Rainfall
In Norman, in December, it is raining for 3.4 days, with typically 0.83" (21mm) of accumulated precipitation. In Norman, during the entire year, the rain falls for 102.5 days and collects up to 17.17" (436mm) 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 13.5 days and typically aggregates up to 4.09" (104mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 36min of daylight.On the first day of December, sunrise is at 7:52 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 4:50 pm CST.
Sunshine
In Norman, the average sunshine in December is 3.4h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 1 translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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 December?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days in Norman?
How many hours of daylight does Norman have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Norman have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Norman, ND
- Average high temperature in December: 20.7°F
The warmest months (with the highest average high temperature) are July and August (81°F).
The month with the lowest average high temperature is January (16.2°F).
- Average low temperature in December: 10°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (2.7°F).
Average pressure in December
Norman, ND
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Norman, ND
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in December
Norman, ND
- Average humidity in December: 88%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (63%).
Average rainfall in December
Norman, ND
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in December
Norman, ND
- Average rainfall days in December: 3.4 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (1.7 days).
Average snowfall in December
Norman, ND
- Average snowfall in December: 4.09"
The month with the highest snowfall is December (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Norman, ND
- Average snowfall days in December: 13.5 days
The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Norman, ND
- 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Norman, ND
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is September (19.7 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
Norman, ND
- 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 and December (UV index 1).
Average cloud cover in December
Norman, ND
- Average cloud cover in December: 64
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 25).
Average visibility in December
Norman, ND
- 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, February, March and December (5mi).
Norman, North Dakota, USA
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