January weather forecastTrenton, UT
January
Weather in January
January, like December, is another subzero cold winter month in Trenton, Utah, with an average temperature varying between 13.6°F (-10.2°C) and 28.8°F (-1.8°C).Temperature
Trenton's January reports an average high-temperature of a still subzero cold 28.8°F (-1.8°C), exhibiting a minor difference from December. Trenton experiences a mean temperature of 13.6°F (-10.2°C) during January nights.Humidity
The most humid month in Trenton is January, with an average relative humidity of 90%.Rainfall
January is the month with the most rainfall. Rain falls for 8.2 days and accumulates 2.24" (57mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Trenton. January is the month with the most snowfall. Snow falls for 15.9 days and accumulates 16.73" (425mm) of snow.Daylight
In Trenton, the average length of the day in January is 9h and 33min.On the first day of the month, sunrise is at 7:55 am and sunset at 5:07 pm. On the last day of January, sunrise is at 7:41 am and sunset at 5:40 pm MST.
Sunshine
January has the least sunshine of the year in Trenton, Utah, with an average of 4.8h of sunshine.UV index
The months with the lowest UV index in Trenton, Utah, are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index, 1 during January, leads to the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Trenton, UT
- Average high temperature in January: 28.8°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (28.6°F).
- Average low temperature in January: 13.6°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in January
Trenton, UT
- Average pressure in January: 30.29"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in January
Trenton, UT
- Average wind speed in January: 4.2mph
The windiest months (with the highest average wind speed) are April, June and August (5.7mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).
Average humidity in January
Trenton, UT
- Average humidity in January: 90%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (38%).
Average rainfall in January
Trenton, UT
- Average rainfall in January: 2.24"
The wettest month (with the highest rainfall) is January (2.24").
The driest month (with the least rainfall) is July (0.63").
Average rainfall days in January
Trenton, UT
- Average rainfall days in January: 8.2 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in January
Trenton, UT
- Average snowfall in January: 16.73"
The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Trenton, UT
- Average snowfall days in January: 15.9 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Trenton, UT
- Average daylight in January: 9h and 30min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 4h and 48min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in January
Trenton, UT
- Average sunshine days in January: 14.1 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in January
Trenton, UT
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Trenton, UT
- Average cloud cover in January: 49
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in January
Trenton, UT
- Average visibility in January: 4mi
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 and December (4mi).





