January weather forecastHartford, NY
January
Weather in January
January, like December, is a freezing cold winter month in Hartford, New York, with an average temperature varying between 27°F (-2.8°C) and 15.1°F (-9.4°C).Temperature
In Hartford, the month of January registers the lowest temperatures, averaging 27°F (-2.8°C) at the peak and 15.1°F (-9.4°C) at the lowest.Humidity
In Hartford, the average relative humidity in January is 83%.Rainfall
In January, the rain falls for 9.8 days. Throughout January, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 159.1 rainfall days, and 29.69" (754mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, in Hartford, it is snowing for 16.3 days. Throughout January, 9.25" (235mm) of snow is accumulated. In Hartford, during the entire year, snow falls for 64.7 days and aggregates up to 36.81" (935mm) of snow.Daylight
The average length of the day in January is 9h and 24min.On the first day of the month, sunrise is at 7:25 am and sunset at 4:28 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:03 pm EST.
Sunshine
The average sunshine in January is 4.1h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The UV index of 1 during January translates into the following guidance:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Hartford, NY
- Average high temperature in January: 27°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in January: 15.1°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in January
Hartford, NY
- Average pressure in January: 30.03"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Hartford, NY
- Average wind speed in January: 7.2mph
The windiest months (with the highest average wind speed) are January and April (7.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in January
Hartford, NY
- Average humidity in January: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (73%).
Average rainfall in January
Hartford, NY
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in January
Hartford, NY
- Average rainfall days in January: 9.8 days
The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in January
Hartford, NY
- Average snowfall in January: 9.25"
The month with the highest snowfall is February (10.59").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Hartford, NY
- Average snowfall days in January: 16.3 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hartford, NY
- Average daylight in January: 9h and 24min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 4h 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: 3h and 42min).
Average sunshine days in January
Hartford, NY
- Average sunshine days in January: 11.9 days
The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (10.8 days).
Average UV index in January
Hartford, NY
- Average UV index in January: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Hartford, NY
- Average cloud cover in January: 57
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July, August and September (Cloud cover 34).
Average visibility in January
Hartford, NY
- Average visibility in January: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).





