January weather forecastHills Terrace, PA
January
Weather in January
January, the same as December, in Hills Terrace, Pennsylvania, is another subzero cold winter month, with an average temperature varying between 19.8°F (-6.8°C) and 31.6°F (-0.2°C).Temperature
During the coldest month, January, temperatures average a high of 31.6°F (-0.2°C) and a low of 19.8°F (-6.8°C).Humidity
In January, the average relative humidity is 80%.Rainfall
In January, the rain falls for 5.8 days. Throughout January, 1.73" (44mm) of precipitation is accumulated. Throughout the year, in Hills Terrace, there are 139.8 rainfall days, and 24.69" (627mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Hills Terrace, in January, during 7.6 snowfall days, 4.53" (115mm) of snow is typically accumulated. In Hills Terrace, Pennsylvania, during the entire year, snow falls for 33.6 days and aggregates up to 20.67" (525mm) of snow.Daylight
In January, the average length of the day is 9h and 38min.On the first day of the month, sunrise is at 7:28 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:20 pm EST.
Sunshine
The months with the least sunshine are January and February, with an average of 4.3h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in January transforms into this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Around midday, solar radiation is most harmful; hence, exposure should be limited. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Hills Terrace, PA
- Average high temperature in January: 31.6°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in January: 19.8°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in January
Hills Terrace, PA
- Average pressure in January: 30.09"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Hills Terrace, PA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Hills Terrace, PA
- Average humidity in January: 80%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Hills Terrace, PA
- Average rainfall in January: 1.73"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in January
Hills Terrace, PA
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in January
Hills Terrace, PA
- Average snowfall in January: 4.53"
The month with the highest snowfall is March (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Hills Terrace, PA
- Average snowfall days in January: 7.6 days
The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hills Terrace, 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: 4h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).
Average sunshine days in January
Hills Terrace, PA
- Average sunshine days in January: 19.6 days
The months with the most sunshine days are January and November (19.6 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in January
Hills Terrace, PA
- Average UV index in January: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Hills Terrace, PA
- Average cloud cover in January: 52
The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in January
Hills Terrace, PA
- Average visibility in January: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





