January weather forecastSheffield, PA
January
Weather in January
January, the same as December, in Sheffield, Pennsylvania, is a freezing cold winter month, with an average temperature ranging between max 28°F (-2.2°C) and min 16.2°F (-8.8°C).Temperature
January is the coldest month, with an average high-temperature of 28°F (-2.2°C) and an average low-temperature of 16.2°F (-8.8°C).Humidity
January and February, with an average relative humidity of 89%, are the most humid months.Rainfall
In Sheffield, in January, during 7.3 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in Sheffield, there are 175.4 rainfall days, and 35.2" (894mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Sheffield, in January, during 23.3 snowfall days, 12.4" (315mm) of snow is typically accumulated. Throughout the year, there are 101.6 snowfall days, and 57.36" (1457mm) of snow is accumulated.Daylight
In Sheffield, the average length of the day in January is 9h and 34min.On the first day of January, sunrise is at 7:43 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:29 pm EST.
Sunshine
January has the least sunshine of the year, with an average of 2.1h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 1 during January translates into the following guidance:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Sheffield, PA
- Average high temperature in January: 28°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in January: 16.2°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in January
Sheffield, PA
- Average pressure in January: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Sheffield, PA
- Average wind speed in January: 9.2mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in January
Sheffield, PA
- Average humidity in January: 89%
The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are May and June (80%).
Average rainfall in January
Sheffield, PA
- Average rainfall in January: 2.95"
The wettest month (with the highest rainfall) is April (3.9").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in January
Sheffield, PA
- Average rainfall days in January: 7.3 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in January
Sheffield, PA
- Average snowfall in January: 12.4"
The month with the highest snowfall is February (13.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Sheffield, PA
- Average snowfall days in January: 23.3 days
The month with the highest number of snowfall days is January (23.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Sheffield, PA
- Average daylight in January: 9h and 36min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 2h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in January
Sheffield, PA
- Average sunshine days in January: 4.8 days
The month with the most sunshine days is September (12.1 days).
The month with the least sunshine days is February (4.6 days).
Average UV index in January
Sheffield, PA
- Average UV index in January: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Sheffield, PA
- Average cloud cover in January: 81
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in January
Sheffield, PA
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, March, August, September and December (4mi).





