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
As December commences, the average high-temperature shows a reduction, transitioning from an icy 39°F (3.9°C) in November to a freezing cold 29.1°F (-1.6°C). In Wanakena, in December, the average low-temperature is 18.7°F (-7.4°C).Humidity
In December, the average relative humidity is 87%.Rainfall
In December, the rain falls for 8.6 days. Throughout December, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 140 rainfall days, and 29.17" (741mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Wanakena, during December, snow falls for 18.5 days and regularly aggregates up to 9.92" (252mm) of snow. In Wanakena, during the entire year, snow falls for 100.5 days and aggregates up to 58.23" (1479mm) of snow.Daylight
With an average of 8h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:15 am and sunset at 4:22 pm. On the last day of December, sunrise is at 7:34 am and sunset at 4:31 pm EST.
Sunshine
In December, the average sunshine is 2.8h.UV index
January, March and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 1 in December translates into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Wanakena, NY
- Average high temperature in December: 29.1°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in December: 18.7°F
The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (10°F).
Average pressure in December
Wanakena, NY
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Wanakena, NY
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is April (8.4mph).
The calmest months (with the lowest average wind speed) are August and September (6mph).
Average humidity in December
Wanakena, NY
- Average humidity in December: 87%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (77%).
Average rainfall in December
Wanakena, NY
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is October (3.35").
The driest month (with the least rainfall) is July (1.69").
Average rainfall days in December
Wanakena, NY
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in December
Wanakena, NY
- Average snowfall in December: 9.92"
The month with the highest snowfall is February (11.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Wanakena, NY
- Average snowfall days in December: 18.5 days
The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Wanakena, NY
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 2h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and February (Average sunshine: 2h and 24min).
Average sunshine days in December
Wanakena, NY
- Average sunshine days in December: 7.6 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (7 days).
Average UV index in December
Wanakena, NY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, March and December (UV index 1).
Average cloud cover in December
Wanakena, NY
- Average cloud cover in December: 73
The month with the most cloud cover is February (Cloud cover 79).
The months with the least cloud cover are July, August and September (Cloud cover 41).
Average visibility in December
Wanakena, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).
Wanakena, New York, USA
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