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 transitions to December, the average high-temperature falls from a frosty 43.7°F (6.5°C) to a wintry 33.3°F (0.7°C). In Knoxboro, the nightly December temperatures experience a slight descent from daily highs to an average low of 24.3°F (-4.3°C).Humidity
In December, the average relative humidity is 86%.Rainfall
In Knoxboro, during December, the rain falls for 9.1 days and regularly aggregates up to 3.03" (77mm) of precipitation. Throughout the year, there are 161.6 rainfall days, and 36.02" (915mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Knoxboro, in December, snow falls for 15.9 days, with typically accumulated 10.2" (259mm) of snow. In Knoxboro, during the entire year, snow falls for 88.2 days and aggregates up to 50.98" (1295mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 4:28 pm. On the last day of December, sunrise is at 7:33 am and sunset at 4:37 pm EST.
Sunshine
The average sunshine in December in Knoxboro is 3h.UV index
The months with the lowest UV index in Knoxboro are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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 Knoxboro in December?
What is the month with the shortest days?
How many hours of daylight does Knoxboro have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December in Knoxboro?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Knoxboro, NY
- Average high temperature in December: 33.3°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 (27°F).
- Average low temperature in December: 24.3°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in December
Knoxboro, 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 (29.92"Hg).
Average wind speed in December
Knoxboro, NY
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Knoxboro, NY
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).
Average rainfall in December
Knoxboro, NY
- Average rainfall in December: 3.03"
The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in December
Knoxboro, NY
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Knoxboro, NY
- Average snowfall in December: 10.2"
The month with the highest snowfall is February (10.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Knoxboro, NY
- Average snowfall days in December: 15.9 days
The month with the highest number of snowfall days is January (19.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Knoxboro, 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: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Knoxboro, NY
- Average sunshine days in December: 9.2 days
The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in December
Knoxboro, 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 and December (UV index 1).
Average cloud cover in December
Knoxboro, NY
- Average cloud cover in December: 70
The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in December
Knoxboro, NY
- Average visibility in December: 5mi
The month with the highest visibility is October (6mi).
The months with the lowest visibility are January and February (4mi).
Knoxboro, New York, USA
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