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
The arrival of December signals a shift in temperature, down from a frosty 43.3°F (6.3°C) in November to a wintry 33.3°F (0.7°C). An average temperature of 23.5°F (-4.7°C) marks the nights in December.Humidity
In Smithville Flats, New York, the average relative humidity in December is 87%.Rainfall
In Smithville Flats, during December, the rain falls for 11.8 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, there are 175.2 rainfall days, and 33.15" (842mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Smithville Flats, in December, snow falls for 16.1 days, with typically accumulated 7.64" (194mm) of snow. Throughout the year, in Smithville Flats, New York, there are 84.3 snowfall days, and 40.28" (1023mm) of snow is accumulated.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Smithville Flats.On the first day of the month, sunrise is at 7:13 am and sunset at 4:31 pm. On the last day of December, sunrise is at 7:32 am and sunset at 4:40 pm EST.
Sunshine
In Smithville Flats, the average sunshine in December is 2.8h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Smithville Flats, New York. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 1 in December translates into the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
How cold is it in Smithville Flats in December?
What is the average humidity in December in Smithville Flats?
How much does it rain in Smithville Flats in December?
How many days does it snow in December in Smithville Flats?
What is the month with the shortest days in Smithville Flats?
How many hours of daylight does Smithville Flats have in December?
When is the sunrise / sunset in December in Smithville Flats?
How long on average sun shines in December in Smithville Flats?
What is the month with the lowest UV index in Smithville Flats?
What is the UV index intensity in December in Smithville Flats?
Average temperature in December
Smithville Flats, NY
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in December: 23.5°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in December
Smithville Flats, 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
Smithville Flats, NY
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Smithville Flats, NY
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May, June and July (80%).
Average rainfall in December
Smithville Flats, NY
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is August (3.27").
The driest months (with the least rainfall) are January and September (2.36").
Average rainfall days in December
Smithville Flats, NY
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Smithville Flats, NY
- Average snowfall in December: 7.64"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Smithville Flats, NY
- Average snowfall days in December: 16.1 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
Smithville Flats, 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: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in December
Smithville Flats, NY
- Average sunshine days in December: 7.4 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is February (4.8 days).
Average UV index in December
Smithville Flats, 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
Smithville Flats, NY
- Average cloud cover in December: 72
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 39).
Average visibility in December
Smithville Flats, 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).
Smithville Flats, New York, USA
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