December weather forecast
Sherwood Knolls, NY

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Weather in December

December, the first month of the winter in Sherwood Knolls, is also a wintry month, with an average temperature varying between 34.5°F (1.4°C) and 25.5°F (-3.6°C).

Temperature

As November transitions into December, Sherwood Knolls sees a drop in the average high-temperature, transitioning from a chilly 44.8°F (7.1°C) to an icy 34.5°F (1.4°C). Sherwood Knolls records a negligible downturn from daytime temperatures, averaging a low of 25.5°F (-3.6°C) in the month of December.

Humidity

In Sherwood Knolls, the average relative humidity in December is 85%.

Rainfall

In Sherwood Knolls, in December, during 9.2 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, in Sherwood Knolls, there are 141.4 rainfall days, and 16.57" (421mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. The months with the most snowfall in Sherwood Knolls are February and December, with an average 3.62" (92mm) of accumulated snow.

Daylight

The month with the shortest days is December, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:17 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:40 pm EST.

Sunshine

In December, the average sunshine is 2.9h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 1 in December translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Sherwood Knolls?

December temperatures in Sherwood Knolls vary between a high-temperature of 34.5°F (1.4°C) and a low-temperature of 25.5°F (-3.6°C).

What is the average humidity in December in Sherwood Knolls?

In December, the average relative humidity is 85%.

How many days does it rain in December in Sherwood Knolls?

In Sherwood Knolls, New York, in December, it is raining for 9.2 days, with typically 1.26" (32mm) of accumulated precipitation.

When does it snow the most in Sherwood Knolls?

The months with the most snowfall in Sherwood Knolls, New York, are February and December, with an average 3.62" (92mm) of accumulated snow.

How many days does it snow in December in Sherwood Knolls?

In Sherwood Knolls, during December, snow falls for 14.3 days and regularly aggregates up to 3.62" (92mm) of snow.

What is the month with the shortest days in Sherwood Knolls?

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

How many hours of daylight does Sherwood Knolls have in December?

The average day length in December in Sherwood Knolls, New York, is 9h and 4min.

When is the sunrise / sunset in December in Sherwood Knolls?

On the first day of December in Sherwood Knolls, sunrise is at 7:17 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:40 pm EST.

How long on average sun shines in December in Sherwood Knolls?

The average sunshine duration in December in Sherwood Knolls is 2.9h.

What is the month with the lowest UV index in Sherwood Knolls?

The months with the lowest UV index in Sherwood Knolls, New York, are January and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Sherwood Knolls?

The average daily maximum UV index in December in Sherwood Knolls 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
Sherwood Knolls, NY

Average temperature in December - Sherwood Knolls, NY
  • Average high temperature in December: 34.5°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in December: 25.5°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in December
Sherwood Knolls, NY

Average pressure in December - Sherwood Knolls, 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).

Average wind speed in December
Sherwood Knolls, NY

Average wind speed in December - Sherwood Knolls, NY
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in December
Sherwood Knolls, NY

Average humidity in December - Sherwood Knolls, NY
  • Average humidity in December: 85%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is April (78%).

Average rainfall in December
Sherwood Knolls, NY

Average rainfall in December - Sherwood Knolls, NY
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is September (1.02").

Average rainfall days in December
Sherwood Knolls, NY

Average rainfall days in December - Sherwood Knolls, NY
  • Average rainfall days in December: 9.2 days

The months with the highest number of rainy days are May and July (15 days).
The month with the least rainy days is January (6.7 days).

Average snowfall in December
Sherwood Knolls, NY

Average snowfall in December - Sherwood Knolls, NY
  • Average snowfall in December: 3.62"

The months with the highest snowfall are February and December (3.62").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Sherwood Knolls, NY

Average snowfall days in December - Sherwood Knolls, NY
  • Average snowfall days in December: 14.3 days

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Sherwood Knolls, NY

Average daylight in December / Average sunshine in December - Sherwood Knolls, 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: 2h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).

Average sunshine days in December
Sherwood Knolls, NY

Average sunshine days in December - Sherwood Knolls, NY
  • Average sunshine days in December: 10.3 days

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (7.2 days).

Average UV index in December
Sherwood Knolls, NY

Average UV index in December - Sherwood Knolls, NY
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December
Sherwood Knolls, NY

Average cloud cover in December - Sherwood Knolls, NY
  • Average cloud cover in December: 71

The months with the most cloud cover are January and February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in December
Sherwood Knolls, NY

Average visibility in December - Sherwood Knolls, NY
  • Average visibility in December: 5mi

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

Sherwood Knolls, New York, USA

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