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 period is January, when temperatures fluctuate between an average high of 30.9°F (-0.6°C) and a low of 19°F (-7.2°C).Humidity
The average relative humidity in January is 81%.Rainfall
In Sonestown, in January, during 9.8 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 168 rainfall days, and 27.32" (694mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Sonestown. In Sonestown, in January, during 12.8 snowfall days, 3.86" (98mm) of snow is typically accumulated. In Sonestown, during the entire year, snow falls for 48.3 days and aggregates up to 17.68" (449mm) of snow.Daylight
The average length of the day in January is 9h and 35min.On the first day of the month, sunrise is at 7:32 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:18 am and sunset at 5:20 pm EST.
Sunshine
January and February, with an average of 3.9h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during January leads to these instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January?
How much does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What are the months with the least sunshine?
How long on average sun shines in January in Sonestown?
What is the month with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Sonestown, PA
- Average high temperature in January: 30.9°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in January: 19°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in January
Sonestown, 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
Sonestown, PA
- Average wind speed in January: 7.6mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Sonestown, PA
- Average humidity in January: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Sonestown, PA
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in January
Sonestown, PA
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in January
Sonestown, PA
- Average snowfall in January: 3.86"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Sonestown, PA
- Average snowfall days in January: 12.8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Sonestown, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in January
Sonestown, PA
- Average sunshine days in January: 12.8 days
The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (10 days).
Average UV index in January
Sonestown, 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, October, November and December (UV index 2).
Average cloud cover in January
Sonestown, PA
- Average cloud cover in January: 58
The months with the most cloud cover are January, February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in January
Sonestown, 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).
Sonestown, Pennsylvania, USA
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