December weather forecastWahpeton, IA
December
Weather in December
The first month of the winter, December, is still a freezing cold month in Wahpeton, Iowa, with an average temperature ranging between min 16.3°F (-8.7°C) and max 27.3°F (-2.6°C).Temperature
With the beginning of December, Wahpeton's average high-temperature experiences a significant decrease, moving from an icy 42.4°F (5.8°C) in November to a subzero cold 27.3°F (-2.6°C). December nights in Wahpeton observe an average temperature dip to 16.3°F (-8.7°C).Humidity
In Wahpeton, Iowa, the average relative humidity in December is 85%.Rainfall
In Wahpeton, Iowa, in December, during 4.4 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. Throughout the year, in Wahpeton, there are 121.8 rainfall days, and 23.27" (591mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Wahpeton. In Wahpeton, during December, snow falls for 11 days and regularly aggregates up to 3.78" (96mm) of snow. Throughout the year, there are 48.3 snowfall days, and 21.18" (538mm) of snow is accumulated.Daylight
The month with the shortest days in Wahpeton is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 4:45 pm. On the last day of December, in Wahpeton, sunrise is at 7:53 am and sunset at 4:54 pm CST.
Sunshine
In Wahpeton, the average sunshine in December is 4.3h.UV index
In December, the average daily maximum UV index in Wahpeton is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Wahpeton, IA
- Average high temperature in December: 27.3°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 (22.8°F).
- Average low temperature in December: 16.3°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in December
Wahpeton, IA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Wahpeton, IA
- Average wind speed in December: 10.8mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).
Average humidity in December
Wahpeton, IA
- Average humidity in December: 85%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Wahpeton, IA
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Wahpeton, IA
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (3 days).
Average snowfall in December
Wahpeton, IA
- Average snowfall in December: 3.78"
The month with the highest snowfall is February (5.04").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Wahpeton, IA
- Average snowfall days in December: 11 days
The month with the highest number of snowfall days is December (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Wahpeton, IA
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Wahpeton, IA
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in December
Wahpeton, IA
- Average UV index in December: 2
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 November (UV index 1).
Average cloud cover in December
Wahpeton, IA
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Wahpeton, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





