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
With the transition into December, Trenton experiences a significant decrease in average high-temperatures, moving down from a wintry 37.4°F (3°C) in November to a subzero cold 22.1°F (-5.5°C). An average nighttime temperature of 10.6°F (-11.9°C) is observed during December.Humidity
In December, the average relative humidity is 87%.Rainfall
December is the month with the least rainfall. Rain falls for 2.5 days and accumulates 0.35" (9mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 9 days. Throughout December, 1.93" (49mm) of snow is accumulated. Throughout the year, there are 53.3 snowfall days, and 13.86" (352mm) of snow is accumulated.Daylight
With an average of 8h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 8:25 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 8:45 am and sunset at 5:12 pm CST.
Sunshine
With an average of 4h of sunshine, December has the least sunshine of the year.UV index
February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 1 during December leads to these instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Trenton, ND
- Average high temperature in December: 22.1°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (20.8°F).
- Average low temperature in December: 10.6°F
The month with the highest average low temperature is July (61.3°F).
The coldest months (with the lowest average low temperature) are January and February (7°F).
Average pressure in December
Trenton, ND
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in December
Trenton, ND
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (8.9mph).
Average humidity in December
Trenton, ND
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (48%).
Average rainfall in December
Trenton, ND
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.35").
Average rainfall days in December
Trenton, ND
- Average rainfall days in December: 2.5 days
The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is December (2.5 days).
Average snowfall in December
Trenton, ND
- Average snowfall in December: 1.93"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Trenton, ND
- Average snowfall days in December: 9 days
The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Trenton, ND
- Average daylight in December: 8h and 2min
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: 4h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in December
Trenton, ND
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in December
Trenton, ND
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in December
Trenton, ND
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 19).
Average visibility in December
Trenton, ND
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Trenton, North Dakota, USA
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