January weather forecastSouthwest Greensburg, PA
January
Weather in January
January, like December, in Southwest Greensburg, Pennsylvania, is another cold winter month, with an average temperature ranging between min 20.3°F (-6.5°C) and max 32.9°F (0.5°C).Temperature
Southwest Greensburg's coldest month, January, generally records average temperatures ranging from a high of 32.9°F (0.5°C) to a low of 20.3°F (-6.5°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 85%.Rainfall
In Southwest Greensburg, in January, it is raining for 9.8 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, there are 186 rainfall days, and 34.84" (885mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 17.6 days and accumulates 6.65" (169mm) of snow.Daylight
In January, the average length of the day is 9h and 41min.On the first day of the month, sunrise is at 7:40 am and sunset at 5:02 pm. On the last day of January, sunrise is at 7:28 am and sunset at 5:34 pm EST.
Sunshine
With an average of 3h 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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily maximum UV index of 2 in January interprets into the following advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly magnify 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
Southwest Greensburg, PA
- Average high temperature in January: 32.9°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in January: 20.3°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in January
Southwest Greensburg, 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
Southwest Greensburg, PA
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Southwest Greensburg, PA
- Average humidity in January: 85%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in January
Southwest Greensburg, PA
- Average rainfall in January: 2.64"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in January
Southwest Greensburg, PA
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in January
Southwest Greensburg, PA
- Average snowfall in January: 6.65"
The month with the highest snowfall is January (6.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Southwest Greensburg, PA
- Average snowfall days in January: 17.6 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Southwest Greensburg, 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 0min
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 0min).
Average sunshine days in January
Southwest Greensburg, PA
- Average sunshine days in January: 6.4 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.4 days).
Average UV index in January
Southwest Greensburg, PA
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Southwest Greensburg, PA
- Average cloud cover in January: 70
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Southwest Greensburg, 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).





