January weather forecastPlessis, NY
January
Weather in January
January, like December, is another subzero cold winter month in Plessis, New York, with temperature in the range of an average high of 25°F (-3.9°C) and an average low of 13.1°F (-10.5°C).Temperature
Plessis reaches its lowest average temperatures in January, measuring 25°F (-3.9°C) at the peak and 13.1°F (-10.5°C) at the lowest.Humidity
The months with the highest humidity are January and February, with an average relative humidity of 88%.Rainfall
In January, the rain falls for 8.8 days. Throughout January, 2.4" (61mm) of precipitation is accumulated. Throughout the year, there are 166.4 rainfall days, and 30.55" (776mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In January, in Plessis, it is snowing for 20.6 days. Throughout January, 8.94" (227mm) of snow is accumulated. In Plessis, during the entire year, snow falls for 87.3 days and aggregates up to 40.16" (1020mm) of snow.Daylight
The average length of the day in January is 9h and 19min.On the first day of January, sunrise is at 7:38 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:10 pm EST.
Sunshine
The months with the least sunshine are January and February, with an average of 2.9h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 1 during January translates into these guidelines:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Plessis, NY
- Average high temperature in January: 25°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in January: 13.1°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in January
Plessis, NY
- Average pressure in January: 30.03"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Plessis, NY
- Average wind speed in January: 9.7mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in January
Plessis, NY
- Average humidity in January: 88%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in January
Plessis, NY
- Average rainfall in January: 2.4"
The wettest month (with the highest rainfall) is October (3.39").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in January
Plessis, NY
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is October (17.4 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in January
Plessis, NY
- Average snowfall in January: 8.94"
The month with the highest snowfall is December (9.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Plessis, NY
- Average snowfall days in January: 20.6 days
The month with the highest number of snowfall days is January (20.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Plessis, NY
- Average daylight in January: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January: 2h and 54min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 54min).
Average sunshine days in January
Plessis, NY
- Average sunshine days in January: 7.1 days
The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is February (6.9 days).
Average UV index in January
Plessis, NY
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Plessis, NY
- Average cloud cover in January: 71
The months with the most cloud cover are January and February (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Plessis, NY
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).





