January weather forecastGreisemersville, PA
January
Weather in January
January, the same as December, is another cold winter month in Greisemersville, Pennsylvania, with temperature in the range of an average low of 22.8°F (-5.1°C) and an average high of 35.2°F (1.8°C).Temperature
January is Greisemersville's coldest month, registering average high temperatures of 35.2°F (1.8°C) and lows of 22.8°F (-5.1°C).Humidity
In January, the average relative humidity is 78%.Rainfall
In Greisemersville, in January, it is raining for 9.4 days, with typically 2.09" (53mm) of accumulated precipitation. In Greisemersville, during the entire year, the rain falls for 162.2 days and collects up to 27.87" (708mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Greisemersville, in January, snow falls for 7.3 days, with typically accumulated 2.4" (61mm) of snow. In Greisemersville, Pennsylvania, during the entire year, snow falls for 22.9 days and aggregates up to 10.35" (263mm) of snow.Daylight
In Greisemersville, the average length of the day in January is 9h and 41min.On the first day of January, sunrise is at 7:25 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:19 pm EST.
Sunshine
In January, the average sunshine is 4.8h.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 minimal health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Greisemersville, PA
- Average high temperature in January: 35.2°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.2°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
Greisemersville, 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
Greisemersville, PA
- Average wind speed in January: 8.3mph
The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Greisemersville, PA
- Average humidity in January: 78%
The months with the highest relative humidity are February and October (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in January
Greisemersville, PA
- Average rainfall in January: 2.09"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in January
Greisemersville, PA
- Average rainfall days in January: 9.4 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.4 days).
Average snowfall in January
Greisemersville, PA
- Average snowfall in January: 2.4"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Greisemersville, PA
- Average snowfall days in January: 7.3 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Greisemersville, PA
- Average daylight in January: 9h and 42min
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 48min
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 42min).
Average sunshine days in January
Greisemersville, PA
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in January
Greisemersville, PA
- Average UV index in January: 2
The months with the highest UV index are May, June and July (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
Greisemersville, 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
Greisemersville, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are February, May, September and October (5mi).





