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
A shift in the average high-temperature occurs in December, reducing from a chilly 45°F (7.2°C) in November to a wintry 34.7°F (1.5°C). The low-temperature averages to a freezing cold 25.2°F (-3.8°C) during the nights of December.Humidity
The average relative humidity in December in Waverly, New York, is 84%.Rainfall
In Waverly, in December, during 11.2 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Waverly, New York, during the entire year, the rain falls for 159.5 days and collects up to 29.84" (758mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Waverly, during December, snow falls for 15.8 days and regularly aggregates up to 6.5" (165mm) of snow. In Waverly, during the entire year, snow falls for 78.9 days and aggregates up to 38.11" (968mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December, sunrise is at 7:15 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:44 pm EST.
Sunshine
In December, the average sunshine is 3.1h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 1 in December transforms into this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Waverly, NY
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 25.2°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).
Average pressure in December
Waverly, NY
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Waverly, NY
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in December
Waverly, NY
- Average humidity in December: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, May, June and July (78%).
Average rainfall in December
Waverly, NY
- Average rainfall in December: 2.28"
The wettest month (with the highest rainfall) is July (2.91").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in December
Waverly, NY
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in December
Waverly, NY
- Average snowfall in December: 6.5"
The month with the highest snowfall is February (9.49").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Waverly, NY
- Average snowfall days in December: 15.8 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Waverly, NY
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Waverly, NY
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is February (7.9 days).
Average UV index in December
Waverly, 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 and December (UV index 1).
Average cloud cover in December
Waverly, NY
- Average cloud cover in December: 68
The months with the most cloud cover are January and February (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in December
Waverly, 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).
Waverly, New York, USA
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