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 average temperatures reaching a high of 33.1°F (0.6°C) and a low of 20.3°F (-6.5°C), is the coldest month.Humidity
The average relative humidity in January is 80%.Rainfall
The months with the least rainfall are January and November Rain falls for 8.3 days and accumulates 1.06" (27mm) of rain.Snowfall
January through April, October through December are months with snowfall. In Calvin, in January, snow falls for 12.1 days, with typically accumulated 2.6" (66mm) of snow. In Calvin, during the entire year, snow falls for 38.9 days and aggregates up to 8.82" (224mm) of snow.Daylight
The average length of the day in January is 9h and 41min.On the first day of the month, sunrise is at 7:34 am and sunset at 4:56 pm. On the last day of January, in Calvin, sunrise is at 7:22 am and sunset at 5:28 pm EST.
Sunshine
The month with the least sunshine in Calvin is January, with an average of 4.1h of sunshine.UV index
January through March, October through 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 vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 2 during January translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What time of the year is the coldest in Calvin?
How cold is it in Calvin in January?
What is the average humidity in January in Calvin?
What is the driest month in Calvin?
How much does it rain in Calvin in January?
How many days does it snow in January in Calvin?
How many hours of daylight does Calvin have in January?
What time are sunrise and sunset in January in Calvin?
What is the month with the least sunshine in Calvin?
How long on average sun shines in January in Calvin?
What is the month with the lowest UV index in Calvin?
What is the UV index intensity in January in Calvin?
Average temperature in January
Calvin, PA
- Average high temperature in January: 33.1°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in January: 20.3°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in January
Calvin, PA
- Average pressure in January: 30.1"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
Calvin, PA
- Average wind speed in January: 8.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in January
Calvin, PA
- Average humidity in January: 80%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).
Average rainfall in January
Calvin, PA
- Average rainfall in January: 1.06"
The wettest month (with the highest rainfall) is May (2.17").
The driest months (with the least rainfall) are January and November (1.06").
Average rainfall days in January
Calvin, PA
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is May (16.9 days).
The months with the least rainy days are January and February (8.3 days).
Average snowfall in January
Calvin, PA
- Average snowfall in January: 2.6"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Calvin, PA
- Average snowfall days in January: 12.1 days
The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Calvin, 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in January
Calvin, PA
- Average sunshine days in January: 13.3 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in January
Calvin, 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
Calvin, PA
- Average cloud cover in January: 57
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in January
Calvin, 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).
Calvin, Pennsylvania, USA
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