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
December brings the lowest temperatures, with an average high of 39.4°F (4.1°C) and an average low of 23.9°F (-4.5°C).Humidity
The average relative humidity in December is 67%.Rainfall
In December, the rain falls for 2.9 days. Throughout December, 0.75" (19mm) of precipitation is accumulated. Throughout the year, there are 103 rainfall days, and 15.94" (405mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Trenton, in December, snow falls for 5 days, with typically accumulated 1.57" (40mm) of snow. Throughout the year, there are 23.9 snowfall days, and 9.88" (251mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:47 am and sunset at 5:18 pm. On the last day of December, sunrise is at 8:06 am and sunset at 5:28 pm CST.
Sunshine
In December, the average sunshine in Trenton is 6.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
Is December cold?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Trenton have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Trenton have in December?
What are the months with the lowest UV index in Trenton?
How high is the UV index in December?
Average temperature in December
Trenton, NE
- Average high temperature in December: 39.4°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is December (39.4°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in December
Trenton, NE
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in December
Trenton, NE
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).
Average humidity in December
Trenton, NE
- Average humidity in December: 67%
The month with the highest relative humidity is January (68%).
The months with the lowest relative humidity are July and October (54%).
Average rainfall in December
Trenton, NE
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in December
Trenton, NE
- Average rainfall days in December: 2.9 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in December
Trenton, NE
- Average snowfall in December: 1.57"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Trenton, NE
- Average snowfall days in December: 5 days
The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Trenton, NE
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in December
Trenton, NE
- Average sunshine days in December: 23.7 days
The months with the most sunshine days are January and November (24.3 days).
The month with the least sunshine days is August (13.1 days).
Average UV index in December
Trenton, NE
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Trenton, NE
- Average cloud cover in December: 32
The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 20).
Average visibility in December
Trenton, 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).
Trenton, Nebraska, USA
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