Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, with an average high of 30.7°F (-0.7°C) and a low of 18.3°F (-7.6°C), signifies the coldest month of the year.Humidity
January and February, with an average relative humidity of 87%, are the most humid months.Rainfall
In Somerset, in January, it is raining for 8.5 days, with typically 2.76" (70mm) of accumulated precipitation. In Somerset, during the entire year, the rain falls for 168.6 days and collects up to 34.09" (866mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 15.3 days and typically aggregates up to 7.48" (190mm) of snow.Daylight
In Somerset, the average length of the day in January is 9h and 43min.On the first day of January, sunrise is at 7:38 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:33 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 2.7h of sunshine.UV index
The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: During January, 2 as the daily maximum UV index converts into the following advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is it in Somerset in January?
What are the most humid months?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most in Somerset?
How many days does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
How high is the UV index in January?
Average temperature in January
Somerset, PA
- Average high temperature in January: 30.7°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in January: 18.3°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in January
Somerset, PA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Somerset, PA
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in January
Somerset, PA
- Average humidity in January: 87%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and July (79%).
Average rainfall in January
Somerset, PA
- Average rainfall in January: 2.76"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in January
Somerset, PA
- Average rainfall days in January: 8.5 days
The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in January
Somerset, PA
- Average snowfall in January: 7.48"
The month with the highest snowfall is January (7.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Somerset, PA
- Average snowfall days in January: 15.3 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Somerset, PA
- Average daylight in January: 9h and 4min
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: 2h and 4min
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 42min).
Average sunshine days in January
Somerset, PA
- Average sunshine days in January: 9 days
The month with the most sunshine days is November (14.2 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in January
Somerset, 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
Somerset, PA
- Average cloud cover in January: 74
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in January
Somerset, PA
- Average visibility in January: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Somerset, Pennsylvania, USA
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