December weather forecast
Selkirk, NY

Weather in December

The first month of the winter, December, is still a cold month in Selkirk, New York, with an average temperature ranging between max 34.9°F (1.6°C) and min 24.3°F (-4.3°C).

Temperature

In December, the average high-temperature drops from a frosty 45.5°F (7.5°C) in November to a cold 34.9°F (1.6°C). In December, in Selkirk, the average low-temperature is 24.3°F (-4.3°C).

Humidity

In December, the average relative humidity is 82%.

Rainfall

In Selkirk, during December, the rain falls for 10.4 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 153.2 rainfall days, and 30" (762mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Selkirk. In Selkirk, during December, snow falls for 8.2 days and regularly aggregates up to 5.24" (133mm) of snow. Throughout the year, in Selkirk, there are 42.8 snowfall days, and 22.6" (574mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Selkirk, with an average of 9h and 7min of daylight.
On the first day of December in Selkirk, sunrise is at 7:05 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:31 pm EST.

Sunshine

In Selkirk, the average sunshine in December is 4.4h.

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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 2 in December transform into the following instructions:
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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Selkirk?

In Selkirk, in December, the average high-temperature is 34.9°F (1.6°C), and the average low-temperature is 24.3°F (-4.3°C). in July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

What is the average humidity in December in Selkirk?

In December, the average relative humidity in Selkirk is 82%.

How many days does it rain in December in Selkirk?

In Selkirk, in December, during 10.4 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

How many days does it snow in December in Selkirk?

In Selkirk, in December, snow falls for 8.2 days, with typically accumulated 5.24" (133mm) of snow.

What is the month with the shortest days in Selkirk?

With an average of 9h and 7min of daylight, December has the shortest days of the year in Selkirk.

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

The average day length in December in Selkirk is 9h and 7min.

When is the sunrise / sunset in December in Selkirk?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:31 pm EST.

How many hours of sunshine does Selkirk have in December?

In December, the average sunshine duration is 4.4h.

What are the months with the lowest UV index in Selkirk?

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

How high is the UV index in December in Selkirk?

In December, the average daily maximum UV index in Selkirk is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Selkirk, NY

Average temperature in December - Selkirk, NY
  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in December: 24.3°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

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Average pressure in December
Selkirk, NY

Average pressure in December - Selkirk, 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
Selkirk, NY

Average wind speed in December - Selkirk, NY
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Selkirk, NY

Average humidity in December - Selkirk, NY
  • Average humidity in December: 82%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in December
Selkirk, NY

Average rainfall in December - Selkirk, NY
  • Average rainfall in December: 2.36"

The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in December
Selkirk, NY

Average rainfall days in December - Selkirk, NY
  • Average rainfall days in December: 10.4 days

The months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in December
Selkirk, NY

Average snowfall in December - Selkirk, NY
  • Average snowfall in December: 5.24"

The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Selkirk, NY

Average snowfall days in December - Selkirk, NY
  • Average snowfall days in December: 8.2 days

The months with the highest number of snowfall days are January and February (10.5 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
Selkirk, NY

Average daylight in December / Average sunshine in December - Selkirk, 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 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in December
Selkirk, NY

Average sunshine days in December - Selkirk, NY
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index in December
Selkirk, NY

Average UV index in December - Selkirk, NY
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
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
Selkirk, NY

Average cloud cover in December - Selkirk, NY
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in December
Selkirk, NY

Average visibility in December - Selkirk, NY
  • Average visibility in December: 6mi

The months with the highest visibility are April, June, November and December (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and October (5mi).

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