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
In East Petersburg, the lowest average temperatures are observed in January, with a high of 35.4°F (1.9°C) and a low of 22.8°F (-5.1°C).Humidity
In January, the average relative humidity is 78%.Rainfall
In East Petersburg, during January, the rain falls for 9 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 161.8 rainfall days, and 30.31" (770mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In East Petersburg, in January, snow falls for 7.8 days, with typically accumulated 3.27" (83mm) of snow. Throughout the year, there are 24.1 snowfall days, and 11.93" (303mm) of snow is accumulated.Daylight
In East Petersburg, the average length of the day in January is 9h and 43min.On the first day of January, sunrise is at 7:27 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:22 pm EST.
Sunshine
In January, the average sunshine is 4.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take careful note! The UV radiation of the Sun can be nearly doubled 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 in East Petersburg?
How many days does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
East Petersburg, PA
- Average high temperature in January: 35.4°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in January: 22.8°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in January
East Petersburg, PA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
East Petersburg, PA
- Average wind speed in January: 8.8mph
The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
East Petersburg, PA
- Average humidity in January: 78%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in January
East Petersburg, PA
- Average rainfall in January: 2.2"
The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (2.09").
Average rainfall days in January
East Petersburg, PA
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9 days).
Average snowfall in January
East Petersburg, PA
- Average snowfall in January: 3.27"
The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
East Petersburg, PA
- Average snowfall days in January: 7.8 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
East Petersburg, PA
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
East Petersburg, PA
- Average sunshine days in January: 16.8 days
The month with the most sunshine days is November (17.8 days).
The months with the least sunshine days are May and July (11.6 days).
Average UV index in January
East Petersburg, PA
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
East Petersburg, PA
- Average cloud cover in January: 47
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
East Petersburg, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, November and December (6mi).
The months with the lowest visibility are May, August, September and October (5mi).
East Petersburg, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location