January weather forecastJamison, PA
January
Weather in January
January, like December, in Jamison, Pennsylvania, is another cold winter month, with temperature in the range of an average low of 24.3°F (-4.3°C) and an average high of 36.9°F (2.7°C).Temperature
Jamison's temperature records reveal January as the coldest month, marked by average highs of 36.9°F (2.7°C) and lows of 24.3°F (-4.3°C).Humidity
In January, the average relative humidity is 75%.Rainfall
In Jamison, Pennsylvania, in January, it is raining for 8.8 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 156 rainfall days, and 31.77" (807mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Jamison, in January, during 7.3 snowfall days, 2.4" (61mm) of snow is typically accumulated. Throughout the year, there are 24 snowfall days, and 12.13" (308mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 41min.On the first day of January, sunrise is at 7:22 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:17 pm EST.
Sunshine
In January, the average sunshine is 5h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 2 in January suggests the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Jamison, PA
- Average high temperature in January: 36.9°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Jamison, 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 (29.93"Hg).
Average wind speed in January
Jamison, PA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in January
Jamison, PA
- Average humidity in January: 75%
The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall in January
Jamison, PA
- Average rainfall in January: 2.2"
The wettest month (with the highest rainfall) is December (3.31").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in January
Jamison, PA
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in January
Jamison, PA
- Average snowfall in January: 2.4"
The month with the highest snowfall is March (3.78").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Jamison, PA
- Average snowfall days in January: 7.3 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jamison, 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: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Jamison, PA
- Average sunshine days in January: 17.7 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in January
Jamison, PA
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (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
Jamison, PA
- Average cloud cover in January: 45
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Jamison, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





