Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In Rooseveltown, the average high-temperature in December decreases from a cold 42.3°F (5.7°C) in November to a freezing cold 29.7°F (-1.3°C). Rooseveltown's average low-temperature for the month of December records at a still subzero cold 19.8°F (-6.8°C).Humidity
In December, the average relative humidity is 86%.Rainfall
In December, in Rooseveltown, the rain falls for 10.5 days. Throughout December, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 163 rainfall days, and 31.38" (797mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Rooseveltown, in December, during 15.6 snowfall days, 6.46" (164mm) of snow is typically accumulated. Throughout the year, there are 79.2 snowfall days, and 40.79" (1036mm) of snow is accumulated.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:17 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:27 pm EST.
Sunshine
The average sunshine in December is 3.2h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 1 during December translates into the following directions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. 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. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December in Rooseveltown?
What is the month with the shortest days in Rooseveltown?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Rooseveltown have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Rooseveltown, NY
- Average high temperature in December: 29.7°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (23°F).
- Average low temperature in December: 19.8°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in December
Rooseveltown, NY
- Average pressure in December: 30.04"Hg
The months with the highest atmospheric pressure are March and November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Rooseveltown, NY
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Rooseveltown, NY
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (90%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in December
Rooseveltown, NY
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Rooseveltown, NY
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (6.6 days).
Average snowfall in December
Rooseveltown, NY
- Average snowfall in December: 6.46"
The month with the highest snowfall is January (11.5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rooseveltown, NY
- Average snowfall days in December: 15.6 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rooseveltown, NY
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in December
Rooseveltown, NY
- Average sunshine days in December: 9.8 days
The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in December
Rooseveltown, 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
Rooseveltown, NY
- Average cloud cover in December: 67
The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Rooseveltown, NY
- Average visibility in December: 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 and February (4mi).
Rooseveltown, New York, USA
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