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 November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a cold 42.4°F (5.8°C) to a still icy 32.9°F (0.5°C). In December, West Oneonta reports a consistent average low-temperature of 22.5°F (-5.3°C) during the nights.Humidity
January, February and December, with an average relative humidity of 87%, are the most humid months.Rainfall
In West Oneonta, during December, the rain falls for 10.3 days and regularly aggregates up to 2.4" (61mm) of precipitation. In West Oneonta, during the entire year, the rain falls for 161.1 days and collects up to 31.18" (792mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In West Oneonta, during December, snow falls for 16.7 days and regularly aggregates up to 8.35" (212mm) of snow. In West Oneonta, during the entire year, snow falls for 92.9 days and aggregates up to 48.23" (1225mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:10 am and sunset at 4:28 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:37 pm EST.
Sunshine
In December, the average sunshine is 2.8h.UV index
January through March, November 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 health risk from unsafe exposure to UV radiation for the average person.Note: In December, a regular UV index of 1 translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does West Oneonta have in December?
When are sunrise and sunset in December?
How many hours of sunshine does West Oneonta have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
West Oneonta, NY
- Average high temperature in December: 32.9°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 22.5°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in December
West Oneonta, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
West Oneonta, NY
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in December
West Oneonta, NY
- Average humidity in December: 87%
The months with the highest relative humidity are January, February and December (87%).
The months with the lowest relative humidity are April and May (79%).
Average rainfall in December
West Oneonta, NY
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
West Oneonta, NY
- Average rainfall days in December: 10.3 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
West Oneonta, NY
- Average snowfall in December: 8.35"
The month with the highest snowfall is February (9.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
West Oneonta, NY
- Average snowfall days in December: 16.7 days
The month with the highest number of snowfall days is January (20.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
West Oneonta, 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 6min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
West Oneonta, NY
- Average sunshine days in December: 7.9 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.5 days).
Average UV index in December
West Oneonta, 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, February, March, November and December (UV index 1).
Average cloud cover in December
West Oneonta, NY
- Average cloud cover in December: 73
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 41).
Average visibility in December
West Oneonta, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
West Oneonta, New York, USA
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