December weather forecast
Colonie, NY

Weather in December

The first month of the winter, December, is still a cold month in Colonie, New York, with an average temperature ranging between min 24.8°F (-4°C) and max 34.3°F (1.3°C).

Temperature

In December, the average high-temperature drops from a chilly 45.3°F (7.4°C) in November to a wintry 34.3°F (1.3°C). In Colonie, New York, in December, the average low-temperature is 24.8°F (-4°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Colonie, during 12.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. In Colonie, during the entire year, the rain falls for 170.2 days and collects up to 32.91" (836mm) of precipitation.

Snowfall

Months with snowfall in Colonie are January through May, October through December. In Colonie, during 8.9 snowfall days, 5.63" (143mm) of snow is typically accumulated. In Colonie, New York, during the entire year, snow falls for 52.3 days and aggregates up to 29.72" (755mm) of snow.

Daylight

The month with the shortest days in Colonie, New York, is December, with an average of 9h and 6min of daylight.
On the first day of December in Colonie, sunrise is at 7:05 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:31 pm EST.

Sunshine

In Colonie, the average sunshine in December is 4.3h.

UV index

The months with the lowest UV index in Colonie are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 2 in December interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Colonie?

In Colonie, New York, in December, the average high-temperature is 34.3°F (1.3°C), and the average low-temperature is 24.8°F (-4°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 86°F (30°C).

What is the average humidity in December in Colonie?

In December, the average relative humidity in Colonie, New York, is 81%.

How many days does it rain in December in Colonie?

In Colonie, during December, the rain falls for 12.2 days and regularly aggregates up to 2.76" (70mm) of precipitation.

How many days does it snow in December in Colonie?

In Colonie, New York, in December, snow falls for 8.9 days, with typically accumulated 5.63" (143mm) of snow.

What is the month with the shortest days in Colonie?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Colonie?

The average day length in December is 9h and 6min.

When are sunrise and sunset in December in Colonie?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:22 pm. On the last day of the month, in Colonie, sunrise is at 7:25 am and sunset at 4:31 pm EST.

How many hours of sunshine does Colonie have in December?

In Colonie, New York, the average sunshine duration in December is 4.3h.

What is the month with the lowest UV index in Colonie?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Colonie, New York.

How high is the UV index in December in Colonie?

In Colonie, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Colonie, NY

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).

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Average pressure in December
Colonie, NY

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).

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Average wind speed in December
Colonie, NY

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).

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Average humidity in December
Colonie, NY

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%).

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Average rainfall in December
Colonie, NY

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").

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Average rainfall days in December
Colonie, NY

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).

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Average snowfall in December
Colonie, NY

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").

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Average snowfall days in December
Colonie, NY

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).

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Average daylight in December /
Average sunshine in December
Colonie, NY

Average daylight in December / Average sunshine in December - Colonie, NY
  • Average daylight in December: 9h and 6min

The month with the longest days is June (Average daylight: 15h and 16min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 18min

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).

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Average sunshine days in December
Colonie, NY

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).

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Average UV index in December
Colonie, NY

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).

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Average cloud cover in December
Colonie, NY

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).

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Average visibility in December
Colonie, NY

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).

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