January weather forecastUpper Nyack, NY
January
Weather in January
January, like December, in Upper Nyack, New York, is a wintry winter month, with an average temperature varying between 35.2°F (1.8°C) and 23.4°F (-4.8°C).Temperature
With average temperatures fluctuating between a high of 35.2°F (1.8°C) and a low of 23.4°F (-4.8°C), January stands out as the coldest month.Humidity
In January, the average relative humidity is 75%.Rainfall
The month with the least rainfall in Upper Nyack is January, when the rain falls for 6.8 days and typically collects 1.89" (48mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Upper Nyack, in January, during 4.8 snowfall days, 1.77" (45mm) of snow is typically accumulated. In Upper Nyack, during the entire year, snow falls for 19 days and aggregates up to 9.41" (239mm) of snow.Daylight
In Upper Nyack, the average length of the day in January is 9h and 37min.On the first day of the month, sunrise is at 7:20 am and sunset at 4:37 pm. On the last day of January, in Upper Nyack, sunrise is at 7:07 am and sunset at 5:10 pm EST.
Sunshine
In January, the average sunshine is 5.1h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Upper Nyack, NY
- Average high temperature in January: 35.2°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in January: 23.4°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in January
Upper Nyack, NY
- Average pressure in January: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Upper Nyack, NY
- Average wind speed in January: 8mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in January
Upper Nyack, NY
- Average humidity in January: 75%
The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is August (70%).
Average rainfall in January
Upper Nyack, NY
- Average rainfall in January: 1.89"
The wettest month (with the highest rainfall) is July (3.35").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in January
Upper Nyack, NY
- Average rainfall days in January: 6.8 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in January
Upper Nyack, NY
- Average snowfall in January: 1.77"
The month with the highest snowfall is March (2.8").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Upper Nyack, NY
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is February (5.8 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
Upper Nyack, NY
- Average daylight in January: 9h and 36min
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 18min).
- Average sunshine in January: 5h and 6min
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 36min).
Average sunshine days in January
Upper Nyack, NY
- Average sunshine days in January: 20 days
The months with the most sunshine days are January and November (20 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in January
Upper Nyack, NY
- Average UV index in January: 2
The months with the highest UV index are June, July and August (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
Upper Nyack, NY
- Average cloud cover in January: 44
The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Upper Nyack, NY
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





