December weather forecast
Lagrangeville, NY

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Weather in December

The first month of the winter, December, is still a cold month in Lagrangeville, New York, with an average temperature fluctuating between 26.8°F (-2.9°C) and 38.3°F (3.5°C).

Temperature

The average high-temperature drops in December, from November's chilly 48.2°F (9°C) to a cold 38.3°F (3.5°C). Lagrangeville's average low-temperature in December is measured at a freezing cold 26.8°F (-2.9°C).

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 81%.

Rainfall

In Lagrangeville, during December, the rain falls for 11.9 days and regularly aggregates up to 2.87" (73mm) of precipitation. In Lagrangeville, during the entire year, the rain falls for 157.6 days and collects up to 28.9" (734mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Lagrangeville, New York. In December, in Lagrangeville, it is snowing for 6.7 days. Throughout December, 3.31" (84mm) of snow is accumulated. In Lagrangeville, New York, during the entire year, snow falls for 35.9 days and aggregates up to 16.57" (421mm) of snow.

Daylight

The month with the shortest days in Lagrangeville is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:25 pm. On the last day of December, in Lagrangeville, sunrise is at 7:21 am and sunset at 4:34 pm EST.

Sunshine

In December, the average sunshine is 4.8h.

UV index

The months with the lowest UV index in Lagrangeville are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

How cold is December in Lagrangeville?

The average high-temperature, in December, in Lagrangeville, is 38.3°F (3.5°C), while the average low-temperature is 26.8°F (-2.9°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 87.8°F (31°C).

What are the most humid months in Lagrangeville?

February and December, with an average relative humidity of 81%, are most humid months in Lagrangeville.

What is the average humidity in December in Lagrangeville?

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

How many days does it rain in December in Lagrangeville?

In Lagrangeville, New York, in December, it is raining for 11.9 days, with typically 2.87" (73mm) of accumulated precipitation.

How much does it snow in Lagrangeville in December?

In December, in Lagrangeville, it is snowing for 6.7 days. Throughout December, 3.31" (84mm) of snow is accumulated.

What is the month with the shortest days in Lagrangeville?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

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

In Lagrangeville, the average day length in December is 9h and 13min.

When are sunrise and sunset in December in Lagrangeville?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:34 pm EST.

How many hours of sunshine does Lagrangeville have in December?

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

When is the lowest UV index in Lagrangeville?

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

What is the UV index intensity in December in Lagrangeville?

In Lagrangeville, New York, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's 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
Lagrangeville, NY

Average temperature in December - Lagrangeville, NY
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in December: 26.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in December
Lagrangeville, NY

Average pressure in December - Lagrangeville, NY
  • Average pressure in December: 30.06"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
Lagrangeville, NY

Average wind speed in December - Lagrangeville, NY
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in December
Lagrangeville, NY

Average humidity in December - Lagrangeville, NY
  • Average humidity in December: 81%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in December
Lagrangeville, NY

Average rainfall in December - Lagrangeville, NY
  • Average rainfall in December: 2.87"

The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in December
Lagrangeville, NY

Average rainfall days in December - Lagrangeville, NY
  • Average rainfall days in December: 11.9 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in December
Lagrangeville, NY

Average snowfall in December - Lagrangeville, NY
  • Average snowfall in December: 3.31"

The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Lagrangeville, NY

Average snowfall days in December - Lagrangeville, NY
  • Average snowfall days in December: 6.7 days

The months with the highest number of snowfall days are January and February (9.8 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
Lagrangeville, NY

Average daylight in December / Average sunshine in December - Lagrangeville, NY
  • Average daylight in December: 9h and 1min

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 12min).

  • 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 24min).

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Average sunshine days in December
Lagrangeville, NY

Average sunshine days in December - Lagrangeville, NY
  • Average sunshine days in December: 14.9 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is April (11.4 days).

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Average UV index in December
Lagrangeville, NY

Average UV index in December - Lagrangeville, 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
Lagrangeville, NY

Average cloud cover in December - Lagrangeville, NY
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 36).

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Average visibility in December
Lagrangeville, NY

Average visibility in December - Lagrangeville, NY
  • Average visibility in December: 5mi

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

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Lagrangeville, New York, USA

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