January weather forecastMather, PA
January
Weather in January
January, the same as December, is an icy winter month in Mather, Pennsylvania, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 34.3°F (1.3°C).Temperature
January brings the lowest temperatures, with an average high of 34.3°F (1.3°C) and an average low of 21.6°F (-5.8°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 84%.Rainfall
In Mather, during January, the rain falls for 11.6 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 183 rainfall days, and 30.91" (785mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, in Mather, it is snowing for 16.2 days. Throughout January, 4.8" (122mm) of snow is accumulated. In Mather, during the entire year, snow falls for 56.4 days and aggregates up to 20.35" (517mm) of snow.Daylight
In Mather, the average length of the day in January is 9h and 43min.On the first day of January, sunrise is at 7:41 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:37 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 3.1h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Mather, PA
- Average high temperature in January: 34.3°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in January: 21.6°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in January
Mather, PA
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Mather, PA
- Average wind speed in January: 7.5mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in January
Mather, PA
- Average humidity in January: 84%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in January
Mather, PA
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in January
Mather, PA
- Average rainfall days in January: 11.6 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is February (10.6 days).
Average snowfall in January
Mather, PA
- Average snowfall in January: 4.8"
The month with the highest snowfall is February (5.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Mather, PA
- Average snowfall days in January: 16.2 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Mather, 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: 3h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in January
Mather, PA
- Average sunshine days in January: 7.6 days
The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is February (7.5 days).
Average UV index in January
Mather, 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, November and December (UV index 2).
Average cloud cover in January
Mather, PA
- Average cloud cover in January: 68
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Mather, 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).





