January weather forecastCallery, PA
January
Weather in January
January, the same as December, in Callery, Pennsylvania, is another subzero cold winter month, with an average temperature ranging between min 19.8°F (-6.8°C) and max 31.8°F (-0.1°C).Temperature
January, known for its average high temperature of 31.8°F (-0.1°C) and an average low temperature of 19.8°F (-6.8°C), is the coldest month.Humidity
January and February, with an average relative humidity of 86%, are the most humid months.Rainfall
In Callery, in January, it is raining for 10.3 days, with typically 2.6" (66mm) of accumulated precipitation. In Callery, during the entire year, the rain falls for 184.5 days and collects up to 36.54" (928mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 17.8 days and accumulates 6.38" (162mm) of snow.Daylight
In January, the average length of the day is 9h and 39min.On the first day of January, sunrise is at 7:44 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:35 pm EST.
Sunshine
With an average of 2.8h of sunshine, January has the least sunshine of the year.UV index
In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 2 during January translates into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Callery, PA
- Average high temperature in January: 31.8°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 (31.8°F).
- Average low temperature in January: 19.8°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in January
Callery, PA
- Average pressure in January: 30.11"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
Callery, PA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in January
Callery, PA
- Average humidity in January: 86%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in January
Callery, PA
- Average rainfall in January: 2.6"
The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days in January
Callery, PA
- Average rainfall days in January: 10.3 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is January (10.3 days).
Average snowfall in January
Callery, PA
- Average snowfall in January: 6.38"
The month with the highest snowfall is January (6.38").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Callery, PA
- Average snowfall days in January: 17.8 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Callery, 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: 2h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in January
Callery, PA
- Average sunshine days in January: 7.8 days
The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is February (7.2 days).
Average UV index in January
Callery, PA
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Callery, PA
- Average cloud cover in January: 71
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in January
Callery, PA
- Average visibility in January: 4mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).





