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
January brings the lowest temperatures, with an average high of 45.7°F (7.6°C) and an average low of 31.3°F (-0.4°C).Humidity
The average relative humidity in January is 76%.Rainfall
In Petersburg, during January, the rain falls for 11.8 days and regularly aggregates up to 3.31" (84mm) of precipitation. In Petersburg, Tennessee, during the entire year, the rain falls for 173.6 days and collects up to 39.65" (1007mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Petersburg, in January, during 1.7 snowfall days, 0.51" (13mm) of snow is typically accumulated. In Petersburg, during the entire year, snow falls for 7.2 days and aggregates up to 2.28" (58mm) of snow.Daylight
The average length of the day in January is 10h and 6min.On the first day of the month, sunrise is at 6:55 am and sunset at 4:44 pm. On the last day of January, sunrise is at 6:46 am and sunset at 5:13 pm CST.
Sunshine
In January, the average sunshine is 4.7h.UV index
In January, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, an average UV index of 3 transforms into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. To guard against the harmful effects of the Sun, minimize exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What are the temperatures 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 in Petersburg?
When are sunrise and sunset in January in Petersburg?
How many hours of sunshine does Petersburg have in January?
What is the UV index reading in January?
Average temperature in January
Petersburg, TN
- Average high temperature in January: 45.7°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.7°F).
- Average low temperature in January: 31.3°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in January
Petersburg, 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 (29.97"Hg).
Average wind speed in January
Petersburg, TN
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in January
Petersburg, TN
- Average humidity in January: 76%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Petersburg, TN
- Average rainfall in January: 3.31"
The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in January
Petersburg, TN
- Average rainfall days in January: 11.8 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in January
Petersburg, TN
- Average snowfall in January: 0.51"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Petersburg, TN
- Average snowfall days in January: 1.7 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Petersburg, TN
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in January
Petersburg, TN
- Average sunshine days in January: 17.2 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in January
Petersburg, TN
- Average UV index in January: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Petersburg, TN
- Average cloud cover in January: 50
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in January
Petersburg, TN
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Petersburg, Tennessee, USA
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