December weather forecast
Forestville, NY

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Weather in December

December, the first month of the winter in Forestville, is also a wintry month, with an average temperature ranging between min 29.3°F (-1.5°C) and max 36.5°F (2.5°C).

Temperature

December ushers in a slight temperature change, with average high-temperatures reducing from November's chilly 45.5°F (7.5°C) to an icy 36.5°F (2.5°C). Forestville encounters a small divergence from daytime high temperatures, averaging a low-temperature of 29.3°F (-1.5°C) during December nights.

Humidity

The average relative humidity in December in Forestville, New York, is 82%.

Rainfall

In Forestville, New York, during December, the rain falls for 10.5 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Forestville, during the entire year, the rain falls for 171.9 days and collects up to 33.43" (849mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Forestville, in December, snow falls for 11.5 days, with typically accumulated 3.23" (82mm) of snow. Throughout the year, there are 61.7 snowfall days, and 20.67" (525mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Forestville, New York, with an average of 9h and 6min of daylight.
On the first day of December in Forestville, sunrise is at 7:27 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 4:53 pm EST.

Sunshine

In December, the average sunshine in Forestville is 2.7h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

How cold is December in Forestville?

In December, in Forestville, the average high-temperature is 36.5°F (2.5°C), and the average low-temperature is 29.3°F (-1.5°C).

What is the average humidity in December in Forestville?

The average relative humidity in December in Forestville is 82%.

How many days does it rain in December in Forestville?

In Forestville, in December, during 10.5 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How much does it snow in Forestville in December?

In Forestville, New York, during December, snow falls for 11.5 days and regularly aggregates up to 3.23" (82mm) of snow.

What is the month with the shortest days in Forestville?

The month with the shortest days in Forestville, New York, is December, with an average of 9h and 6min of daylight.

How many hours of daylight does Forestville have in December?

In December, the average day length is 9h and 8min.

What time are sunrise and sunset in December in Forestville?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 4:44 pm. On the last day of the month, in Forestville, New York, sunrise is at 7:46 am and sunset at 4:53 pm EST.

How many hours of sunshine does Forestville have in December?

In December, the average sunshine duration in Forestville, New York, is 2.7h.

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

The months with the lowest UV index in Forestville are January and December, with an average maximum UV index of 1.

How high is the UV index in December in Forestville?

In December, the average daily maximum UV index in Forestville, New York, is 1. A UV Index estimate of 2, and below, represents a low health threat from unsafe 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
Forestville, NY

Average temperature in December - Forestville, NY
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in December
Forestville, NY

Average pressure in December - Forestville, 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
Forestville, NY

Average wind speed in December - Forestville, NY
  • Average wind speed in December: 13.9mph

The windiest month (with the highest average wind speed) is January (14.4mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).

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Average humidity in December
Forestville, NY

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

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are September, October and November (77%).

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Average rainfall in December
Forestville, NY

Average rainfall in December - Forestville, NY
  • Average rainfall in December: 2.76"

The wettest months (with the highest rainfall) are April and May (3.23").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in December
Forestville, NY

Average rainfall days in December - Forestville, NY
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is October (19.3 days).
The month with the least rainy days is February (8 days).

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Average snowfall in December
Forestville, NY

Average snowfall in December - Forestville, NY
  • Average snowfall in December: 3.23"

The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Forestville, NY

Average snowfall days in December - Forestville, NY
  • Average snowfall days in December: 11.5 days

The month with the highest number of snowfall days is January (15.6 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
Forestville, NY

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 2h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in December
Forestville, NY

Average sunshine days in December - Forestville, NY
  • Average sunshine days in December: 6.7 days

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (6.2 days).

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Average UV index in December
Forestville, NY

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

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

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Average cloud cover in December
Forestville, NY

Average cloud cover in December - Forestville, NY
  • Average cloud cover in December: 73

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in December
Forestville, NY

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

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Forestville, New York, USA

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