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
The coldest time of the year is January, with temperatures averaging a high of 29.8°F (-1.2°C) and a low of 18°F (-7.8°C).Humidity
The average relative humidity in January is 82%.Rainfall
In Clarks Summit, in January, it is raining for 7.3 days, with typically 2.05" (52mm) of accumulated precipitation. Throughout the year, there are 165.6 rainfall days, and 30.31" (770mm) of precipitation is accumulated.Snowfall
Months with snowfall in Clarks Summit are January through May, October through December. In January, it is snowing for 16.7 days. Throughout January, 7.32" (186mm) of snow is accumulated. In Clarks Summit, Pennsylvania, during the entire year, snow falls for 67.9 days and aggregates up to 33.62" (854mm) of snow.Daylight
In January, the average length of the day is 9h and 35min.On the first day of the month, sunrise is at 7:29 am and sunset at 4:43 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:16 pm EST.
Sunshine
The months with the least sunshine are January and February, with an average of 3.4h of sunshine.UV index
The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: In January, the maximum UV index of 2 suggests this advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
How cold is it in January?
What is the average humidity in January in Clarks Summit?
How much does it rain in January?
How many days does it snow in January?
How many hours of daylight does Clarks Summit have in January?
When are sunrise and sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Clarks Summit have in January?
How high is the UV index in January?
Average temperature in January
Clarks Summit, PA
- Average high temperature in January: 29.8°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in January: 18°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°F).
Average pressure in January
Clarks Summit, PA
- Average pressure in January: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Clarks Summit, PA
- Average wind speed in January: 8.1mph
The windiest months (with the highest average wind speed) are January, February, March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Clarks Summit, PA
- Average humidity in January: 82%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is July (77%).
Average rainfall in January
Clarks Summit, PA
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is July (3.15").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in January
Clarks Summit, PA
- Average rainfall days in January: 7.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in January
Clarks Summit, PA
- Average snowfall in January: 7.32"
The month with the highest snowfall is February (9.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Clarks Summit, PA
- Average snowfall days in January: 16.7 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Clarks Summit, PA
- Average daylight in January: 9h and 4min
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 12min).
- Average sunshine in January: 3h and 2min
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 24min).
Average sunshine days in January
Clarks Summit, PA
- Average sunshine days in January: 11.9 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in January
Clarks Summit, 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
Clarks Summit, PA
- Average cloud cover in January: 65
The months with the most cloud cover are January, February and December (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in January
Clarks Summit, PA
- Average visibility in January: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Clarks Summit, Pennsylvania, USA
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