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
The start of December signals a clear decrease in the average high-temperature, falling from a cold 37.6°F (3.1°C) in November to a subzero cold 22.3°F (-5.4°C). Throughout the month of December, Underwood sees a steady low-temperature average of 10.6°F (-11.9°C).Humidity
The average relative humidity in December is 87%.Rainfall
In Underwood, in December, it is raining for 2.9 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 100.5 rainfall days, and 15.2" (386mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, in Underwood, North Dakota, it is snowing for 14.5 days. Throughout December, 3.7" (94mm) of snow is accumulated. In Underwood, during the entire year, snow falls for 72.6 days and aggregates up to 21.14" (537mm) of snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year in Underwood, North Dakota.On the first day of December in Underwood, North Dakota, sunrise is at 8:12 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 8:32 am and sunset at 5:03 pm CST.
Sunshine
In December, the average sunshine in Underwood is 3.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Underwood. 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: A maximum UV index of 1 in December translates into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
How cold is December in Underwood?
What is the average humidity in December in Underwood?
How many days does it rain in December in Underwood?
How many days does it snow in December in Underwood?
What is the month with the shortest days in Underwood?
How many hours of daylight does Underwood have in December?
When is the sunrise / sunset in December in Underwood?
How long on average sun shines in December in Underwood?
When is the lowest UV index in Underwood?
What is the UV index intensity in December in Underwood?
Average temperature in December
Underwood, ND
- Average high temperature in December: 22.3°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in December: 10.6°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in December
Underwood, ND
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Underwood, ND
- Average wind speed in December: 10.1mph
The windiest months (with the highest average wind speed) are April and October (11.1mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).
Average humidity in December
Underwood, ND
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (55%).
Average rainfall in December
Underwood, ND
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is June (2.6").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in December
Underwood, ND
- Average rainfall days in December: 2.9 days
The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in December
Underwood, ND
- Average snowfall in December: 3.7"
The month with the highest snowfall is January (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Underwood, ND
- Average snowfall days in December: 14.5 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Underwood, ND
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Underwood, ND
- Average sunshine days in December: 15.1 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in December
Underwood, 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 and December (UV index 1).
Average cloud cover in December
Underwood, ND
- Average cloud cover in December: 60
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Underwood, 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).
Underwood, North Dakota, USA
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