December weather forecastFullerton, NE
December
Weather in December
The first month of the winter, December, is also an icy month in Fullerton, Nebraska, with temperature in the range of an average high of 34.7°F (1.5°C) and an average low of 21.4°F (-5.9°C).Temperature
Fullerton's transition into December is marked by a clear drop in the average high-temperature, receding from a frosty 49.1°F (9.5°C) in November to an icy 34.7°F (1.5°C). Throughout the nights in December, Fullerton experiences an average low-temperature of 21.4°F (-5.9°C).Humidity
In Fullerton, Nebraska, the average relative humidity in December is 76%.Rainfall
In Fullerton, in December, during 4.4 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In Fullerton, during the entire year, the rain falls for 123.6 days and collects up to 22.05" (560mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 6.6 days and accumulates 3.35" (85mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:39 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:12 pm CST.
Sunshine
In December, the average sunshine in Fullerton is 5.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Fullerton, NE
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 21.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in December
Fullerton, NE
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Fullerton, NE
- Average wind speed in December: 10.3mph
The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
Fullerton, NE
- Average humidity in December: 76%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (62%).
Average rainfall in December
Fullerton, NE
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is May (3.66").
The driest months (with the least rainfall) are January and February (0.63").
Average rainfall days in December
Fullerton, NE
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in December
Fullerton, NE
- Average snowfall in December: 3.35"
The month with the highest snowfall is December (3.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Fullerton, NE
- Average snowfall days in December: 6.6 days
The month with the highest number of snowfall days is January (8.4 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, NE
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 5h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Fullerton, NE
- Average sunshine days in December: 21.1 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in December
Fullerton, NE
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Fullerton, NE
- Average cloud cover in December: 41
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Fullerton, NE
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





