January weather forecastMurrysville, PA
January
Weather in January
January, the same as December, is a wintry winter month in Murrysville, Pennsylvania, with an average temperature fluctuating between 33.1°F (0.6°C) and 20.7°F (-6.3°C).Temperature
January is the month when Murrysville, Pennsylvania, experiences its coldest temperatures, averaging a high of 33.1°F (0.6°C) and a low of 20.7°F (-6.3°C).Humidity
In January, the average relative humidity is 84%.Rainfall
In Murrysville, in January, it is raining for 7.7 days, with typically 1.1" (28mm) of accumulated precipitation. Throughout the year, there are 151 rainfall days, and 20.39" (518mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Murrysville, during January, snow falls for 9.7 days and regularly aggregates up to 2.28" (58mm) of snow. In Murrysville, during the entire year, snow falls for 35.4 days and aggregates up to 10.35" (263mm) of snow.Daylight
The average length of the day in January is 9h and 41min.On the first day of the month, sunrise is at 7:41 am and sunset at 5:02 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:35 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 2.9h of sunshine.UV index
In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 in January translates into these instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Murrysville, PA
- Average high temperature in January: 33.1°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in January: 20.7°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in January
Murrysville, 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 (29.95"Hg).
Average wind speed in January
Murrysville, PA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in January
Murrysville, PA
- Average humidity in January: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).
Average rainfall in January
Murrysville, PA
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in January
Murrysville, PA
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in January
Murrysville, PA
- Average snowfall in January: 2.28"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Murrysville, PA
- Average snowfall days in January: 9.7 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Murrysville, 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 54min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in January
Murrysville, PA
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in January
Murrysville, PA
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Murrysville, PA
- Average cloud cover in January: 69
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in January
Murrysville, PA
- Average visibility in January: 5mi
The months with the highest visibility are April, June, August and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September, October and December (5mi).





