December weather forecast
Sloatsburg, NY

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Weather in December

December, the first month of the winter in Sloatsburg, is also an icy month, with an average temperature fluctuating between 29.1°F (-1.6°C) and 40.1°F (4.5°C).

Temperature

A shift in Sloatsburg's weather is observed as November turns into December, with the average high temperature reducing from a fresh 50°F (10°C) to an icy 40.1°F (4.5°C). In Sloatsburg, the average low-temperature during the month of December is a freezing cold 29.1°F (-1.6°C).

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 79%.

Rainfall

The month with the most rainfall is December, when the rain falls for 10.8 days and typically aggregates up to 2.68" (68mm) of precipitation.

Snowfall

Months with snowfall in Sloatsburg are January through May, October through December. In Sloatsburg, in December, snow falls for 5.1 days, with typically accumulated 1.81" (46mm) of snow. Throughout the year, there are 28.5 snowfall days, and 10.98" (279mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year in Sloatsburg.
On the first day of December in Sloatsburg, sunrise is at 7:03 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:38 pm EST.

Sunshine

The average sunshine in December is 4.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 2 in December transforms into this advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

How cold does it get in Sloatsburg in December?

The average high-temperature and low-temperature during December are 40.1°F (4.5°C) and 29.1°F (-1.6°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 87.8°F (31°C).

What is the most humid month in Sloatsburg?

February and December, with an average relative humidity of 79%, are most humid months.

What is the average humidity in December in Sloatsburg?

In Sloatsburg, the average relative humidity in December is 79%.

What is the wettest month in Sloatsburg?

The month with the most rainfall in Sloatsburg is December, when the rain falls for 10.8 days and typically aggregates up to 2.68" (68mm) of precipitation.

How much does it rain in Sloatsburg in December?

In Sloatsburg, in December, during 10.8 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

How much does it snow in Sloatsburg in December?

In Sloatsburg, during December, snow falls for 5.1 days and regularly aggregates up to 1.81" (46mm) of snow.

What is the month with the shortest days in Sloatsburg?

December has the shortest days of the year in Sloatsburg, New York, with an average of 9h and 18min of daylight.

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

In Sloatsburg, New York, the average day length in December is 9h and 16min.

What time are sunrise and sunset in December in Sloatsburg?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:28 pm. On the last day of the month, in Sloatsburg, sunrise is at 7:21 am and sunset at 4:38 pm EST.

How long on average sun shines in December in Sloatsburg?

In Sloatsburg, New York, the average sunshine duration in December is 4.8h.

When is the lowest UV index in Sloatsburg?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in December in Sloatsburg?

In December, the average daily maximum UV index in Sloatsburg, New York, is 2. A UV Index of 2, and less, symbolizes 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
Sloatsburg, NY

Average temperature in December - Sloatsburg, NY
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in December
Sloatsburg, NY

Average pressure in December - Sloatsburg, NY
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Sloatsburg, NY

Average wind speed in December - Sloatsburg, NY
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Sloatsburg, NY

Average humidity in December - Sloatsburg, NY
  • Average humidity in December: 79%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in December
Sloatsburg, NY

Average rainfall in December - Sloatsburg, NY
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is September (1.34").

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Average rainfall days in December
Sloatsburg, NY

Average rainfall days in December - Sloatsburg, NY
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in December
Sloatsburg, NY

Average snowfall in December - Sloatsburg, NY
  • Average snowfall in December: 1.81"

The month with the highest snowfall is February (2.91").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Sloatsburg, NY

Average snowfall days in December - Sloatsburg, NY
  • Average snowfall days in December: 5.1 days

The month with the highest number of snowfall days is February (7.7 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
Sloatsburg, NY

Average daylight in December / Average sunshine in December - Sloatsburg, NY
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in December
Sloatsburg, NY

Average sunshine days in December - Sloatsburg, NY
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in December
Sloatsburg, NY

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Sloatsburg, NY

Average cloud cover in December - Sloatsburg, NY
  • Average cloud cover in December: 48

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in December
Sloatsburg, NY

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

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

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Sloatsburg, New York, USA

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