December weather forecastForks, NY
December
Weather in December
December, the first month of the winter in Forks, is also an icy month, with an average temperature fluctuating between 27°F (-2.8°C) and 35.4°F (1.9°C).Temperature
Onset of December witnesses a reduction in the average high-temperature, falling from a chilly 45.5°F (7.5°C) in November to a cold 35.4°F (1.9°C). Forks, during December nights, witnesses an average temperature marginally cooler than its daytime highs, at a freezing cold 27°F (-2.8°C).Humidity
In Forks, the average relative humidity in December is 84%.Rainfall
In December, in Forks, the rain falls for 8.5 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. In Forks, during the entire year, the rain falls for 139.2 days and collects up to 14.84" (377mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Forks, New York. In Forks, in December, during 13.2 snowfall days, 2.28" (58mm) of snow is typically accumulated. In Forks, during the entire year, snow falls for 62.1 days and aggregates up to 12.68" (322mm) of snow.Daylight
The month with the shortest days in Forks is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:26 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:50 pm EST.
Sunshine
The average sunshine in December in Forks is 2.7h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Forks. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 1 during December translates into the following directions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Forks, NY
- Average high temperature in December: 35.4°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 27°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).
Average pressure in December
Forks, 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 (29.93"Hg).
Average wind speed in December
Forks, NY
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Forks, NY
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in December
Forks, NY
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in December
Forks, NY
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in December
Forks, NY
- Average snowfall in December: 2.28"
The months with the highest snowfall are January and February (2.95").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Forks, NY
- Average snowfall days in December: 13.2 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Forks, NY
- Average daylight in December: 9h and 6min
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: 2h and 42min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Forks, NY
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.2 days).
Average UV index in December
Forks, 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, February and December (UV index 1).
Average cloud cover in December
Forks, NY
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Forks, NY
- Average visibility in December: 6mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).





