December weather forecast
Slingerlands, NY

Weather in December

The first month of the winter, December, is still a cold month in Slingerlands, New York, with an average temperature ranging between max 34.7°F (1.5°C) and min 24.4°F (-4.2°C).

Temperature

In Slingerlands, the average high-temperature in December drops from a chilly 45.5°F (7.5°C) in November to a cold 34.7°F (1.5°C). In Slingerlands, in December, the average low-temperature is 24.4°F (-4.2°C).

Humidity

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

Rainfall

In Slingerlands, during December, the rain falls for 11.5 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 160.4 rainfall days, and 32.44" (824mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Slingerlands, during December, snow falls for 8.6 days and regularly aggregates up to 6.81" (173mm) of snow. Throughout the year, in Slingerlands, there are 51.2 snowfall days, and 32.09" (815mm) of snow is accumulated.

Daylight

With an average of 9h and 7min of daylight, December has the shortest days of the year in Slingerlands, New York.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:23 pm. On the last day of December, in Slingerlands, sunrise is at 7:25 am and sunset at 4:31 pm EST.

Sunshine

The average sunshine in December is 4.3h.

UV index

The month with the lowest UV index in Slingerlands is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Slingerlands?

In Slingerlands, New York, in December, the average high-temperature is 34.7°F (1.5°C), and the average low-temperature is 24.4°F (-4.2°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in July is computed to be 86°F (30°C).

What is the average humidity in December in Slingerlands?

In Slingerlands, the average relative humidity in December is 81%.

How much does it rain in Slingerlands in December?

In Slingerlands, New York, in December, it is raining for 11.5 days, with typically 2.8" (71mm) of accumulated precipitation.

How many days does it snow in December in Slingerlands?

In Slingerlands, New York, in December, during 8.6 snowfall days, 6.81" (173mm) of snow is typically accumulated.

What is the month with the shortest days in Slingerlands?

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

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

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

What time are sunrise and sunset in December in Slingerlands?

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, in Slingerlands, New York, sunrise is at 7:25 am and sunset at 4:31 pm EST.

How long on average sun shines in December in Slingerlands?

The average sunshine duration in December in Slingerlands, New York, is 4.3h.

When is the lowest UV index in Slingerlands?

December is the month with the lowest UV index in Slingerlands, New York, with an average maximum UV index of 1.

What is the UV index reading in December in Slingerlands?

The average daily maximum UV index in December in Slingerlands is 1. A UV Index estimate of 2, and below, represents a low health risk 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
Slingerlands, NY

Average temperature in December - Slingerlands, NY
  • Average high temperature in December: 34.7°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 (28.8°F).

  • Average low temperature in December: 24.4°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in December
Slingerlands, NY

Average pressure in December - Slingerlands, 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
Slingerlands, NY

Average wind speed in December - Slingerlands, NY
  • Average wind speed in December: 7.6mph

The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in December
Slingerlands, NY

Average humidity in December - Slingerlands, 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 (74%).

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Average rainfall in December
Slingerlands, NY

Average rainfall in December - Slingerlands, NY
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in December
Slingerlands, NY

Average rainfall days in December - Slingerlands, NY
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (8.3 days).

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Average snowfall in December
Slingerlands, NY

Average snowfall in December - Slingerlands, NY
  • Average snowfall in December: 6.81"

The month with the highest snowfall is January (8.15").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Slingerlands, NY

Average snowfall days in December - Slingerlands, NY
  • Average snowfall days in December: 8.6 days

The month with the highest number of snowfall days is January (13.8 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
Slingerlands, NY

Average daylight in December / Average sunshine in December - Slingerlands, NY
  • Average daylight in December: 9h and 7min

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 7min).

  • Average sunshine in December: 4h and 18min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in December
Slingerlands, NY

Average sunshine days in December - Slingerlands, NY
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (11.3 days).

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Average UV index in December
Slingerlands, NY

Average UV index in December - Slingerlands, NY
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Slingerlands, NY

Average cloud cover in December - Slingerlands, 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 33).

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Average visibility in December
Slingerlands, NY

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

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

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