January weather forecastDellwood, NY
January
Weather in January
January, the same as December, in Dellwood, New York, is a freezing cold winter month, with temperature in the range of an average high of 28.9°F (-1.7°C) and an average low of 18.1°F (-7.7°C).Temperature
With average high temperatures of 28.9°F (-1.7°C) and lows of 18.1°F (-7.7°C), January is the coldest month.Humidity
The months with the highest humidity are January and February, with an average relative humidity of 87%.Rainfall
In Dellwood, during January, the rain falls for 8.3 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Dellwood, during the entire year, the rain falls for 161.8 days and collects up to 21.93" (557mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Dellwood, in January, during 19 snowfall days, 5.04" (128mm) of snow is typically accumulated. In Dellwood, during the entire year, snow falls for 78.6 days and aggregates up to 25.24" (641mm) of snow.Daylight
In Dellwood, the average length of the day in January is 9h and 27min.On the first day of the month, sunrise is at 7:45 am and sunset at 4:50 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:25 pm EST.
Sunshine
The month with the least sunshine is January, with an average of 2.3h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 1 in January interprets into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Dellwood, NY
- Average high temperature in January: 28.9°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in January: 18.1°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in January
Dellwood, NY
- Average pressure in January: 30.05"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Dellwood, NY
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in January
Dellwood, NY
- Average humidity in January: 87%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are May, July and August (77%).
Average rainfall in January
Dellwood, NY
- Average rainfall in January: 1.42"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in January
Dellwood, NY
- Average rainfall days in January: 8.3 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in January
Dellwood, NY
- Average snowfall in January: 5.04"
The month with the highest snowfall is February (6.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Dellwood, NY
- Average snowfall days in January: 19 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Dellwood, NY
- Average daylight in January: 9h and 24min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 2h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in January
Dellwood, NY
- Average sunshine days in January: 7.1 days
The month with the most sunshine days is June (13.4 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in January
Dellwood, 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
Dellwood, NY
- Average cloud cover in January: 78
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Dellwood, NY
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





