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
As November transitions into December, a clear downswing in temperatures is observed, with average highs retreating from an icy 33.8°F (1°C) to a freezing cold 17.2°F (-8.2°C). Walhalla temperatures generally rest at a low of 7°F (-13.9°C) during the December nights.Humidity
The average relative humidity in December in Walhalla is 89%.Rainfall
In December, in Walhalla, the rain falls for 3.5 days. Throughout December, 0.71" (18mm) of precipitation is accumulated. In Walhalla, North Dakota, during the entire year, the rain falls for 101.7 days and collects up to 14.96" (380mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Walhalla. The month with the most snowfall in Walhalla is December, when snow falls for 13.5 days and typically aggregates up to 3.43" (87mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 18min of daylight.On the first day of December in Walhalla, North Dakota, sunrise is at 8:04 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 8:25 am and sunset at 4:44 pm CST.
Sunshine
In Walhalla, the average sunshine in December is 3.8h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Walhalla. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index, 1 during December, leads to the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat. 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 Walhalla in December?
What is the average humidity in December in Walhalla?
How much does it rain in Walhalla in December?
When does it snow the most in Walhalla?
How many days does it snow in December in Walhalla?
What is the month with the shortest days in Walhalla?
What is the average length of the day in December in Walhalla?
When is the sunrise / sunset in December in Walhalla?
How long on average sun shines in December in Walhalla?
What is the month with the lowest UV index in Walhalla?
What is the UV index reading in December in Walhalla?
Average temperature in December
Walhalla, ND
- Average high temperature in December: 17.2°F
The warmest month (with the highest average high temperature) is August (79.9°F).
The month with the lowest average high temperature is January (14.2°F).
- Average low temperature in December: 7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (0.9°F).
Average pressure in December
Walhalla, ND
- 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 (29.85"Hg).
Average wind speed in December
Walhalla, ND
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is October (10.4mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).
Average humidity in December
Walhalla, ND
- Average humidity in December: 89%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Walhalla, ND
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is June (2.56").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in December
Walhalla, ND
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is February (2 days).
Average snowfall in December
Walhalla, ND
- Average snowfall in December: 3.43"
The month with the highest snowfall is December (3.43").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Walhalla, ND
- Average snowfall days in December: 13.5 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Walhalla, ND
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Walhalla, ND
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is August (19.2 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Walhalla, ND
- 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
Walhalla, ND
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Walhalla, 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).
Walhalla, North Dakota, USA
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