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
A change in temperatures is noted as November gives way to December, with average highs reducing from a chilly 48.6°F (9.2°C) to a cold 39°F (3.9°C). During December, Tilly Foster records an average temperature of 28.6°F (-1.9°C) at night.Humidity
February, October and December, with an average relative humidity of 79%, are the most humid months.Rainfall
December is the month with the most rainfall. Rain falls for 10.5 days and accumulates 2.99" (76mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 5.3 days. Throughout December, 2.83" (72mm) of snow is accumulated. Throughout the year, in Tilly Foster, there are 31 snowfall days, and 16.22" (412mm) of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in Tilly Foster.On the first day of the month, sunrise is at 7:01 am and sunset at 4:25 pm. On the last day of December, in Tilly Foster, sunrise is at 7:20 am and sunset at 4:35 pm EST.
Sunshine
In Tilly Foster, the average sunshine in December is 4.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 2 in December translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
How cold does it get in Tilly Foster in December?
What is the most humid month in Tilly Foster?
What is the average humidity in December in Tilly Foster?
What is the wettest month in Tilly Foster?
How many days does it rain in December in Tilly Foster?
How many days does it snow in December in Tilly Foster?
What is the month with the shortest days in Tilly Foster?
How many hours of daylight does Tilly Foster have in December?
When is the sunrise / sunset in December in Tilly Foster?
How many hours of sunshine does Tilly Foster have in December?
When is the lowest UV index in Tilly Foster?
What is the UV index reading in December in Tilly Foster?
Average temperature in December
Tilly Foster, NY
- Average high temperature in December: 39°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Tilly Foster, 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
Tilly Foster, NY
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Tilly Foster, NY
- Average humidity in December: 79%
The months with the highest relative humidity are February, October and December (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Tilly Foster, NY
- Average rainfall in December: 2.99"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in December
Tilly Foster, NY
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Tilly Foster, NY
- Average snowfall in December: 2.83"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Tilly Foster, NY
- Average snowfall days in December: 5.3 days
The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Tilly Foster, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Tilly Foster, NY
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in December
Tilly Foster, NY
- Average UV index in December: 2
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Tilly Foster, NY
- Average cloud cover in December: 49
The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Tilly Foster, NY
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February, May and June (5mi).
Tilly Foster, New York, USA
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