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
December
Weather in December
Temperature
December's onset corresponds with a shift in the average high-temperature, moving from a chilly 45.3°F (7.4°C) in November to a wintry 34.3°F (1.3°C). Colonie, during the month of December, experiences an average low-temperature of 24.8°F (-4°C).Humidity
The average relative humidity in December is 81%.Rainfall
In Colonie, during December, the rain falls for 12.2 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, there are 170.2 rainfall days, and 32.91" (836mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Colonie, during December, snow falls for 8.9 days and regularly aggregates up to 5.63" (143mm) of snow. In Colonie, during the entire year, snow falls for 52.3 days and aggregates up to 29.72" (755mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Colonie.On the first day of the month, sunrise is at 7:06 am and sunset at 4:22 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:31 pm EST.
Sunshine
In December, the average sunshine is 4.3h.UV index
January through March, October through 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 vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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 Colonie in December?
What is the month with the shortest days?
How many hours of daylight does Colonie have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Colonie, NY
- Average high temperature in December: 34.3°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in December: 24.8°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in December
Colonie, 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 (29.92"Hg).
Average wind speed in December
Colonie, NY
- Average wind speed in December: 7.5mph
The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Colonie, NY
- Average humidity in December: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Colonie, NY
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is March (2.17").
Average rainfall days in December
Colonie, NY
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in December
Colonie, NY
- Average snowfall in December: 5.63"
The month with the highest snowfall is February (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Colonie, NY
- Average snowfall days in December: 8.9 days
The months with the highest number of snowfall days are January and February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Colonie, 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: 4h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Colonie, NY
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is November (15.3 days).
The months with the least sunshine days are February and April (10.3 days).
Average UV index in December
Colonie, NY
- Average UV index in December: 2
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, March, October, November and December (UV index 2).
Average cloud cover in December
Colonie, NY
- Average cloud cover in December: 54
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Colonie, NY
- Average visibility in December: 6mi
The months with the highest visibility are April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February, March and September (5mi).