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
December's arrival coincides with a drop in the average high-temperature, decreasing from November's chilly 45.1°F (7.3°C) to a wintry 35.1°F (1.7°C). In Water Valley, a slight decrease from the daytime peak is noted during the month of December, with an average low-temperature of 27°F (-2.8°C).Humidity
In December, the average relative humidity is 84%.Rainfall
In Water Valley, New York, during December, the rain falls for 9.5 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Water Valley, during the entire year, the rain falls for 160.5 days and collects up to 24.17" (614mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Water Valley, during December, snow falls for 13 days and regularly aggregates up to 3.54" (90mm) of snow. Throughout the year, there are 62.9 snowfall days, and 19.65" (499mm) of snow is accumulated.Daylight
The month with the shortest days in Water Valley is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:26 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:51 pm EST.
Sunshine
In Water Valley, the average sunshine in December is 2.7h.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 low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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 much does it rain in December?
How much does it snow in Water Valley in December?
What is the month with the shortest days?
How many hours of daylight does Water Valley have in December?
When are sunrise and sunset in December?
How long on average sun shines in December in Water Valley?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Water Valley, NY
- Average high temperature in December: 35.1°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 27°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 (18.9°F).
Average pressure in December
Water Valley, 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 (29.93"Hg).
Average wind speed in December
Water Valley, NY
- Average wind speed in December: 11mph
The windiest month (with the highest average wind speed) is January (11.8mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in December
Water Valley, NY
- Average humidity in December: 84%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in December
Water Valley, NY
- Average rainfall in December: 1.73"
The wettest month (with the highest rainfall) is July (2.52").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in December
Water Valley, NY
- Average rainfall days in December: 9.5 days
The months with the highest number of rainy days are July and October (18.1 days).
The month with the least rainy days is February (7 days).
Average snowfall in December
Water Valley, NY
- Average snowfall in December: 3.54"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Water Valley, NY
- Average snowfall days in December: 13 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Water Valley, NY
- Average daylight in December: 9h and 1min
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 4min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Water Valley, NY
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is March (13 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in December
Water Valley, 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
Water Valley, NY
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Water Valley, NY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Water Valley, New York, USA
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