January weather forecastGratz, PA
January
Weather in January
January, the same as December, is a wintry winter month in Gratz, Pennsylvania, with an average temperature ranging between max 33.4°F (0.8°C) and min 20.8°F (-6.2°C).Temperature
January is the month that records the lowest temperatures, with averages ranging from a high of 33.4°F (0.8°C) to a low of 20.8°F (-6.2°C).Humidity
In Gratz, the average relative humidity in January is 79%.Rainfall
In Gratz, during January, the rain falls for 7.2 days and regularly aggregates up to 1.69" (43mm) of precipitation. Throughout the year, there are 148.4 rainfall days, and 25.55" (649mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Gratz, in January, snow falls for 6.9 days, with typically accumulated 3.39" (86mm) of snow. In Gratz, during the entire year, snow falls for 26.2 days and aggregates up to 12.32" (313mm) of snow.Daylight
In January, the average length of the day is 9h and 40min.On the first day of January, sunrise is at 7:30 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:22 pm EST.
Sunshine
In January, the average sunshine is 4.3h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Stay sun-safe with clothing that is both closely woven and worn loosely. 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
Average temperature in January
Gratz, PA
- Average high temperature in January: 33.4°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in January: 20.8°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in January
Gratz, 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
Gratz, PA
- Average wind speed in January: 8mph
The windiest months (with the highest average wind speed) are March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in January
Gratz, PA
- Average humidity in January: 79%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).
Average rainfall in January
Gratz, PA
- Average rainfall in January: 1.69"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is February (1.54").
Average rainfall days in January
Gratz, PA
- Average rainfall days in January: 7.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in January
Gratz, PA
- Average snowfall in January: 3.39"
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
Gratz, PA
- Average snowfall days in January: 6.9 days
The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Gratz, 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 18min).
- Average sunshine in January: 4h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in January
Gratz, PA
- Average sunshine days in January: 18.6 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in January
Gratz, PA
- Average UV index in January: 2
The months with the highest UV index are 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
Gratz, PA
- Average cloud cover in January: 53
The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Gratz, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, June, July, November and December (6mi).
The months with the lowest visibility are February, May, August, September and October (5mi).





