December weather forecastFullerton, ND
December
Weather in December
The first month of the winter, December, is still a freezing cold month in Fullerton, North Dakota, with temperature in the range of an average high of 23.7°F (-4.6°C) and an average low of 11.8°F (-11.2°C).Temperature
A clear reduction in the average high-temperature is witnessed with the onset of December, reducing from a wintry 39.9°F (4.4°C) in November to a subzero cold 23.7°F (-4.6°C). In December, the temperature in Fullerton drops to an average of 11.8°F (-11.2°C) at night.Humidity
In Fullerton, the average relative humidity in December is 86%.Rainfall
In December, the rain falls for 2.7 days. Throughout December, 0.59" (15mm) of precipitation is accumulated. Throughout the year, there are 92.3 rainfall days, and 15.28" (388mm) of precipitation is accumulated.Snowfall
Months with snowfall in Fullerton are January through May, October through December. The months with the most snowfall in Fullerton are January and December, with an average 2.76" (70mm) of accumulated snow.Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 7:56 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 4:57 pm CST.
Sunshine
In December, the average sunshine is 4h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Fullerton. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, an average UV index of 1 transforms into the following instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Fullerton, ND
- Average high temperature in December: 23.7°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (19.8°F).
- Average low temperature in December: 11.8°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (5.4°F).
Average pressure in December
Fullerton, 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
Fullerton, ND
- Average wind speed in December: 10.2mph
The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).
Average humidity in December
Fullerton, ND
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are August and September (61%).
Average rainfall in December
Fullerton, ND
- Average rainfall in December: 0.59"
The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in December
Fullerton, ND
- Average rainfall days in December: 2.7 days
The month with the highest number of rainy days is June (14.3 days).
The month with the least rainy days is January (1.7 days).
Average snowfall in December
Fullerton, ND
- Average snowfall in December: 2.76"
The months with the highest snowfall are January and December (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Fullerton, ND
- Average snowfall days in December: 11.4 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Fullerton, ND
- Average daylight in December: 8h and 42min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Fullerton, ND
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.8 days).
Average UV index in December
Fullerton, 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, November and December (UV index 1).
Average cloud cover in December
Fullerton, ND
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Fullerton, ND
- Average visibility in December: 6mi
The months with the highest visibility are February, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and March (5mi).





