Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The coldest period tends to be January, when average temperatures fluctuate between a high of 44.6°F (7°C) and a low of 31.3°F (-0.4°C).Humidity
In January, the average relative humidity is 75%.Rainfall
In Trenton, in January, it is raining for 8 days, with typically 0.87" (22mm) of accumulated precipitation. In Trenton, during the entire year, the rain falls for 124 days and collects up to 13.46" (342mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Trenton, in January, during 2.3 snowfall days, 0.28" (7mm) of snow is typically accumulated. Throughout the year, there are 7.1 snowfall days, and 1.22" (31mm) of snow is accumulated.Daylight
In Trenton, the average length of the day in January is 10h and 3min.On the first day of January, sunrise is at 7:06 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:21 pm CST.
Sunshine
The average sunshine in January is 4.9h.UV index
In January, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 3 during January leads to these instructions:
Be vigilant - Suggestions to stave off sun damage are provided. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the UV index intensity in January?
Average temperature in January
Trenton, TN
- Average high temperature in January: 44.6°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in January: 31.3°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in January
Trenton, TN
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Trenton, TN
- Average wind speed in January: 9.2mph
The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in January
Trenton, TN
- Average humidity in January: 75%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in January
Trenton, TN
- Average rainfall in January: 0.87"
The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days in January
Trenton, TN
- Average rainfall days in January: 8 days
The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is November (6.6 days).
Average snowfall in January
Trenton, TN
- Average snowfall in January: 0.28"
The month with the highest snowfall is December (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Trenton, TN
- Average snowfall days in January: 2.3 days
The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Trenton, TN
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
Trenton, TN
- Average sunshine days in January: 19.2 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (14.1 days).
Average UV index in January
Trenton, TN
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Trenton, TN
- Average cloud cover in January: 47
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in January
Trenton, TN
- Average visibility in January: 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, Tennessee, USA
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