December weather forecastBasom, NY
December
Weather in December
December, the first month of the winter in Basom, is still a cold month, with an average temperature varying between 35.2°F (1.8°C) and 26.2°F (-3.2°C).Temperature
The beginning of December marks a decrease in the average high-temperature, transitioning from a frosty 45.5°F (7.5°C) in November to a cold 35.2°F (1.8°C). A consistent average low-temperature of 26.2°F (-3.2°C), with a minor variance from the daytime highs, is noted during the nights of December.Humidity
In Basom, the average relative humidity in December is 85%.Rainfall
In December, the rain falls for 9.9 days. Throughout December, 2.4" (61mm) of precipitation is accumulated. In Basom, during the entire year, the rain falls for 161.5 days and collects up to 28.19" (716mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Basom, in December, during 17.2 snowfall days, 6.69" (170mm) of snow is typically accumulated. Throughout the year, in Basom, there are 84.1 snowfall days, and 38.07" (967mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:25 am and sunset at 4:39 pm. On the last day of December, sunrise is at 7:44 am and sunset at 4:48 pm EST.
Sunshine
In Basom, the average sunshine in December is 2.6h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 1 in December transforms into the following instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Basom, NY
- Average high temperature in December: 35.2°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 26.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Basom, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Basom, NY
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).
Average humidity in December
Basom, NY
- Average humidity in December: 85%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Basom, NY
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Basom, NY
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (6.5 days).
Average snowfall in December
Basom, NY
- Average snowfall in December: 6.69"
The month with the highest snowfall is February (9.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Basom, NY
- Average snowfall days in December: 17.2 days
The month with the highest number of snowfall days is January (19.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Basom, NY
- Average daylight in December: 9h and 6min
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 December: 2h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).
Average sunshine days in December
Basom, NY
- Average sunshine days in December: 8.1 days
The month with the most sunshine days is September (14.4 days).
The months with the least sunshine days are January and February (6.5 days).
Average UV index in December
Basom, NY
- Average UV index in December: 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 December
Basom, NY
- Average cloud cover in December: 73
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Basom, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (4mi).





