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
Farnham's average high-temperature decreases in December, falling from a frosty 45.5°F (7.5°C) in November to a cold 36°F (2.2°C). In Farnham, the nighttime temperature in December descends gently to an average of 28.2°F (-2.1°C).Humidity
The average relative humidity in December is 83%.Rainfall
In Farnham, in December, during 10.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Farnham, during the entire year, the rain falls for 168.1 days and collects up to 26.54" (674mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 13.2 days. Throughout December, 3.07" (78mm) of snow is accumulated. Throughout the year, there are 62.6 snowfall days, and 17.68" (449mm) of snow is accumulated.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 7:27 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:46 am and sunset at 4:53 pm EST.
Sunshine
In Farnham, the average sunshine in December is 2.8h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 1 in December leads to these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation 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 December?
What is the month with the shortest days?
How many hours of daylight does Farnham have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Farnham have in December?
What are the months with the lowest UV index in Farnham?
What is the UV index intensity in December?
Average temperature in December
Farnham, NY
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in December
Farnham, 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
Farnham, NY
- Average wind speed in December: 11.9mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Farnham, NY
- Average humidity in December: 83%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is September (77%).
Average rainfall in December
Farnham, NY
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (1.69").
Average rainfall days in December
Farnham, NY
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is October (18.5 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in December
Farnham, NY
- Average snowfall in December: 3.07"
The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Farnham, NY
- Average snowfall days in December: 13.2 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Farnham, 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: 2h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Farnham, NY
- Average sunshine days in December: 8 days
The month with the most sunshine days is June (12.8 days).
The month with the least sunshine days is January (6.5 days).
Average UV index in December
Farnham, 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
Farnham, NY
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Farnham, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Farnham, New York, USA
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