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 beginning of January records an average high-temperature of a still cool 53.1°F (11.7°C), almost echoing the conditions of the previous month. Throughout the nights in January, Petersburg experiences an average low-temperature of 33.1°F (0.6°C).Humidity
In January, the average relative humidity is 49%.Rainfall
In Petersburg, in January, during 3.4 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In Petersburg, during the entire year, the rain falls for 86.7 days and collects up to 14.21" (361mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Petersburg, in January, during 1.4 snowfall days, 0.67" (17mm) of snow is typically accumulated. Throughout the year, there are 9.4 snowfall days, and 4.92" (125mm) of snow is accumulated.Daylight
The average length of the day in January is 10h and 12min.On the first day of the month, sunrise is at 7:51 am and sunset at 5:48 pm. On the last day of January, sunrise is at 7:43 am and sunset at 6:15 pm CST.
Sunshine
The average sunshine in January in Petersburg, Texas, is 8.3h.UV index
In January, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In January, the UV index of 3 transforms into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average January temperature?
What is the average humidity in January?
How many days does it rain in January in Petersburg?
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 reading in January?
Average temperature in January
Petersburg, TX
- Average high temperature in January: 53.1°F
The warmest months (with the highest average high temperature) are June, July and August (91.9°F).
The month with the lowest average high temperature is December (52.2°F).
- Average low temperature in January: 33.1°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).
Average pressure in January
Petersburg, TX
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Petersburg, TX
- Average wind speed in January: 10.6mph
The windiest month (with the highest average wind speed) is April (13.2mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).
Average humidity in January
Petersburg, TX
- Average humidity in January: 49%
The month with the highest relative humidity is September (58%).
The month with the lowest relative humidity is April (39%).
Average rainfall in January
Petersburg, TX
- Average rainfall in January: 0.47"
The wettest month (with the highest rainfall) is September (2.2").
The driest month (with the least rainfall) is February (0.35").
Average rainfall days in January
Petersburg, TX
- Average rainfall days in January: 3.4 days
The month with the highest number of rainy days is September (12.7 days).
The month with the least rainy days is November (3 days).
Average snowfall in January
Petersburg, TX
- Average snowfall in January: 0.67"
The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Petersburg, TX
- Average snowfall days in January: 1.4 days
The month with the highest number of snowfall days is December (2.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Petersburg, TX
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in January: 8h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The months with the least sunshine are November and December (Average sunshine: 6h and 54min).
Average sunshine days in January
Petersburg, TX
- Average sunshine days in January: 27 days
The month with the most sunshine days is January (27 days).
The month with the least sunshine days is September (14.9 days).
Average UV index in January
Petersburg, TX
- Average UV index in January: 3
The months with the highest UV index are May, June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Petersburg, TX
- Average cloud cover in January: 18
The month with the most cloud cover is September (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 14).
Average visibility in January
Petersburg, TX
- 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).
Petersburg, Texas, USA
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