December weather forecastWebster, ND
December
Weather in December
December, the first month of the winter in Webster, is also a subzero cold month, with an average temperature varying between 18.1°F (-7.7°C) and 7.2°F (-13.8°C).Temperature
The shift from November to December sees a distinct decrease in the average high-temperature, dropping from a wintry 34.2°F (1.2°C) to a subzero cold 18.1°F (-7.7°C). During the nights in December, Webster observes an average low-temperature of 7.2°F (-13.8°C).Humidity
In December, the average relative humidity is 90%.Rainfall
In Webster, in December, it is raining for 2.1 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 95.3 rainfall days, and 14.41" (366mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 15.5 days and accumulates 3.9" (99mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 24min of daylight.On the first day of December, sunrise is at 8:06 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 8:26 am and sunset at 4:51 pm CST.
Sunshine
The average sunshine in December is 3.4h.UV index
January, February, November 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 minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A typical high UV index of 1 in December suggests the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Around midday, solar radiation is most harmful; hence, exposure should be limited. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Webster, ND
- Average high temperature in December: 18.1°F
The warmest month (with the highest average high temperature) is August (79.5°F).
The month with the lowest average high temperature is January (15.3°F).
- Average low temperature in December: 7.2°F
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (1°F).
Average pressure in December
Webster, ND
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is February (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Webster, ND
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is October (11.1mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in December
Webster, ND
- Average humidity in December: 90%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is August (58%).
Average rainfall in December
Webster, ND
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is July (2.44").
The driest months (with the least rainfall) are January and February (0.43").
Average rainfall days in December
Webster, ND
- Average rainfall days in December: 2.1 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is December (2.1 days).
Average snowfall in December
Webster, ND
- Average snowfall in December: 3.9"
The month with the highest snowfall is December (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Webster, ND
- Average snowfall days in December: 15.5 days
The month with the highest number of snowfall days is December (15.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Webster, ND
- Average daylight in December: 8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 3h and 24min
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
Webster, ND
- Average sunshine days in December: 16.3 days
The months with the most sunshine days are August and September (19.8 days).
The month with the least sunshine days is June (11 days).
Average UV index in December
Webster, 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
Webster, ND
- Average cloud cover in December: 64
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Webster, 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).





