December weather forecastHeslops Corner, NY
December
Weather in December
December, the first month of the winter in Heslops Corner, is also a wintry month, with an average temperature ranging between min 23.2°F (-4.9°C) and max 33.1°F (0.6°C).Temperature
With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 42.8°F (6°C) in November to a wintry 33.1°F (0.6°C). Throughout December, Heslops Corner encounters an average temperature drop to a freezing cold 23.2°F (-4.9°C).Humidity
In December, the average relative humidity is 87%.Rainfall
In Heslops Corner, during December, the rain falls for 9.4 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Heslops Corner, during the entire year, the rain falls for 144.3 days and collects up to 23.07" (586mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Heslops Corner, in December, snow falls for 13.1 days, with typically accumulated 5.75" (146mm) of snow. Throughout the year, there are 70.5 snowfall days, and 26.26" (667mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Heslops Corner, New York.On the first day of December in Heslops Corner, sunrise is at 7:11 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:38 pm EST.
Sunshine
In December, the average sunshine is 2.6h.UV index
January, February, November 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 unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 1 during December, leads to the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Heslops Corner, NY
- Average high temperature in December: 33.1°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 23.2°F
The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure in December
Heslops Corner, NY
- Average pressure in December: 30.07"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 December
Heslops Corner, NY
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Heslops Corner, NY
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May and July (80%).
Average rainfall in December
Heslops Corner, NY
- Average rainfall in December: 1.73"
The wettest months (with the highest rainfall) are May and June (2.44").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in December
Heslops Corner, NY
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Heslops Corner, NY
- Average snowfall in December: 5.75"
The month with the highest snowfall is February (6.46").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Heslops Corner, NY
- Average snowfall days in December: 13.1 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Heslops Corner, NY
- Average daylight in December: 9h and 6min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 2h and 36min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).
Average sunshine days in December
Heslops Corner, NY
- Average sunshine days in December: 11.2 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in December
Heslops Corner, NY
- Average UV index in December: 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, February, November and December (UV index 1).
Average cloud cover in December
Heslops Corner, NY
- Average cloud cover in December: 73
The month with the most cloud cover is February (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in December
Heslops Corner, NY
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





