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
Knowlesville's progression into December involves a drop in the average high-temperature, receding from a chilly 45.5°F (7.5°C) in November to a cold 36°F (2.2°C). December registers an average low temperature of 28.2°F (-2.1°C) in Knowlesville, subtly lower than the daytime maximum.Humidity
In Knowlesville, the average relative humidity in December is 82%.Rainfall
In December, the rain falls for 11.6 days. Throughout December, 2.24" (57mm) of precipitation is accumulated. In Knowlesville, during the entire year, the rain falls for 170.5 days and collects up to 27.56" (700mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Knowlesville. In Knowlesville, in December, during 15.3 snowfall days, 4.69" (119mm) of snow is typically accumulated. Throughout the year, in Knowlesville, there are 71.3 snowfall days, and 25.12" (638mm) of snow is accumulated.Daylight
The month with the shortest days in Knowlesville is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:26 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:45 am and sunset at 4:47 pm EST.
Sunshine
In December, the average sunshine in Knowlesville is 3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 1 translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
How cold is it in Knowlesville in December?
What is the average humidity in December in Knowlesville?
How much does it rain in Knowlesville in December?
How much does it snow in Knowlesville in December?
What is the month with the shortest days in Knowlesville?
How many hours of daylight does Knowlesville have in December?
When are sunrise and sunset in December in Knowlesville?
How long on average sun shines in December in Knowlesville?
What is the month with the lowest UV index in Knowlesville?
What is the UV index reading in December in Knowlesville?
Average temperature in December
Knowlesville, NY
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in December
Knowlesville, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Knowlesville, NY
- Average wind speed in December: 11.2mph
The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in December
Knowlesville, NY
- Average humidity in December: 82%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is September (75%).
Average rainfall in December
Knowlesville, NY
- Average rainfall in December: 2.24"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in December
Knowlesville, NY
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is October (17.6 days).
The month with the least rainy days is February (8 days).
Average snowfall in December
Knowlesville, NY
- Average snowfall in December: 4.69"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Knowlesville, NY
- Average snowfall days in December: 15.3 days
The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Knowlesville, NY
- Average daylight in December: 9h and 0min
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 0min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Knowlesville, NY
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is September (13.3 days).
The month with the least sunshine days is February (6 days).
Average UV index in December
Knowlesville, 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
Knowlesville, NY
- Average cloud cover in December: 69
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Knowlesville, 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).
Knowlesville, New York, USA
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