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
Mount Aetna notes the coldest temperatures in January, with a high average of 33.6°F (0.9°C) and a low of 21.7°F (-5.7°C).Humidity
In January, the average relative humidity in Mount Aetna is 78%.Rainfall
In Mount Aetna, Pennsylvania, in January, during 9.3 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, in Mount Aetna, there are 168.8 rainfall days, and 33.27" (845mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Mount Aetna, during January, snow falls for 9.2 days and regularly aggregates up to 3.98" (101mm) of snow. In Mount Aetna, during the entire year, snow falls for 29.6 days and aggregates up to 15.59" (396mm) of snow.Daylight
The average length of the day in January in Mount Aetna, Pennsylvania, is 9h and 41min.On the first day of the month, sunrise is at 7:28 am and sunset at 4:49 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:21 pm EST.
Sunshine
The average sunshine in January in Mount Aetna is 4.6h.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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 during January translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. During bright days, sunglasses that offer UVA and UVB defense are recommended. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are the coldest months in Mount Aetna?
How cold is January in Mount Aetna?
What is the average humidity in January in Mount Aetna?
How many days does it rain in January in Mount Aetna?
How many days does it snow in January in Mount Aetna?
What is the average length of the day in January in Mount Aetna?
When is the sunrise / sunset in January in Mount Aetna?
How long on average sun shines in January in Mount Aetna?
What is the month with the lowest UV index in Mount Aetna?
What is the UV index intensity in January in Mount Aetna?
Average temperature in January
Mount Aetna, PA
- Average high temperature in January: 33.6°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in January: 21.7°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in January
Mount Aetna, 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
Mount Aetna, PA
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in January
Mount Aetna, PA
- Average humidity in January: 78%
The months with the highest relative humidity are February, May and October (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in January
Mount Aetna, PA
- Average rainfall in January: 2.52"
The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in January
Mount Aetna, PA
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in January
Mount Aetna, PA
- Average snowfall in January: 3.98"
The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Mount Aetna, PA
- Average snowfall days in January: 9.2 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Mount Aetna, 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 18min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in January
Mount Aetna, PA
- Average sunshine days in January: 15.4 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in January
Mount Aetna, 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
Mount Aetna, PA
- Average cloud cover in January: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Mount Aetna, PA
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, June, July, November and December (6mi).
The months with the lowest visibility are February, May, August, September and October (5mi).
Mount Aetna, Pennsylvania, USA
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