January weather forecastStairville, PA
January
Weather in January
January, the same as December, in Stairville, Pennsylvania, is another subzero cold winter month, with an average temperature varying between 18.5°F (-7.5°C) and 30.6°F (-0.8°C).Temperature
The coldest month is January, with an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 18.5°F (-7.5°C).Humidity
In Stairville, the average relative humidity in January is 82%.Rainfall
The months with the least rainfall are January and September Rain falls for 8.3 days and accumulates 2.09" (53mm) of rain.Snowfall
Months with snowfall are January through May, October through December. In Stairville, in January, during 11.7 snowfall days, 5" (127mm) of snow is typically accumulated. In Stairville, Pennsylvania, during the entire year, snow falls for 41.1 days and aggregates up to 21.38" (543mm) of snow.Daylight
In Stairville, the average length of the day in January is 9h and 37min.On the first day of January, sunrise is at 7:29 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:18 pm EST.
Sunshine
January and February, with an average of 3.7h of sunshine, are months with the least sunshine.UV index
In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Stairville, PA
- Average high temperature in January: 30.6°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in January: 18.5°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in January
Stairville, PA
- Average pressure in January: 30.08"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Stairville, PA
- Average wind speed in January: 8mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in January
Stairville, PA
- Average humidity in January: 82%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in January
Stairville, PA
- Average rainfall in January: 2.09"
The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and September (2.09").
Average rainfall days in January
Stairville, PA
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in January
Stairville, PA
- Average snowfall in January: 5"
The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Stairville, PA
- Average snowfall days in January: 11.7 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Stairville, PA
- Average daylight in January: 9h and 36min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 3h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days in January
Stairville, PA
- Average sunshine days in January: 14.3 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in January
Stairville, PA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Stairville, PA
- Average cloud cover in January: 60
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in January
Stairville, PA
- Average visibility in January: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).





