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
Pittsford's transition into December involves a shift in temperature, receding from a wintry 41.2°F (5.1°C) in November to a freezing cold 29.8°F (-1.2°C). Pittsford sees an average low-temperature of 20.3°F (-6.5°C) during December.Humidity
In Pittsford, the average relative humidity in December is 84%.Rainfall
In Pittsford, in December, it is raining for 7.2 days, with typically 1.06" (27mm) of accumulated precipitation. Throughout the year, there are 115 rainfall days, and 13.19" (335mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Pittsford, during December, snow falls for 10.7 days and regularly aggregates up to 2.83" (72mm) of snow. In Pittsford, during the entire year, snow falls for 59.9 days and aggregates up to 20.16" (512mm) of snow.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:06 am and sunset at 4:16 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:25 pm EST.
Sunshine
In Pittsford, the average sunshine in December is 3.3h.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 vulnerability from exposure to the Sun's UV rays for average individuals.Note: In December, a regular UV index of 1 translates into these guidelines:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun. 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
How cold is it in December?
What is the average humidity in December?
How many days 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 Pittsford have in December?
When is the sunrise / sunset in December in Pittsford?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Pittsford, VT
- Average high temperature in December: 29.8°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in December: 20.3°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12°F).
Average pressure in December
Pittsford, VT
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Pittsford, VT
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Pittsford, VT
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in December
Pittsford, VT
- Average rainfall in December: 1.06"
The wettest month (with the highest rainfall) is June (1.42").
The driest month (with the least rainfall) is September (0.79").
Average rainfall days in December
Pittsford, VT
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is February (3.9 days).
Average snowfall in December
Pittsford, VT
- Average snowfall in December: 2.83"
The month with the highest snowfall is February (5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Pittsford, VT
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is February (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pittsford, VT
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in December
Pittsford, VT
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is February (13.2 days).
Average UV index in December
Pittsford, VT
- 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 and December (UV index 1).
Average cloud cover in December
Pittsford, VT
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Pittsford, VT
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Pittsford, Vermont, USA
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