December weather forecast
Clemons, NY

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Weather in December

The first month of the winter, December, is still a cold month in Clemons, New York, with an average temperature ranging between max 32.5°F (0.3°C) and min 22.8°F (-5.1°C).

Temperature

December ushers in a slight temperature change, with average high-temperatures reducing from November's frosty 43.5°F (6.4°C) to a wintry 32.5°F (0.3°C). Throughout December, the temperature in Clemons falls to an average low of 22.8°F (-5.1°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Clemons, in December, it is raining for 9.9 days, with typically 1.38" (35mm) of accumulated precipitation. Throughout the year, there are 141.4 rainfall days, and 19.69" (500mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Clemons, in December, during 10.5 snowfall days, 3.11" (79mm) of snow is typically accumulated. In Clemons, during the entire year, snow falls for 59.4 days and aggregates up to 21.54" (547mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 7:07 am and sunset at 4:18 pm. On the last day of December, in Clemons, New York, sunrise is at 7:27 am and sunset at 4:27 pm EST.

Sunshine

In December, the average sunshine is 4.2h.

UV index

January, February 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 low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index, 1 during December, leads to the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

How cold is December?

The average high-temperature, in December, in Clemons, is 32.5°F (0.3°C), while the average low-temperature is 22.8°F (-5.1°C).

What is the average humidity in December?

The average relative humidity in December is 81%.

How many days does it rain in December?

In Clemons, during December, the rain falls for 9.9 days and regularly aggregates up to 1.38" (35mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 10.5 days. Throughout December, 3.11" (79mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 0min of daylight.

How many hours of daylight does Clemons have in December?

The average day length in December is 9h and 0min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:27 pm EST.

How many hours of sunshine does Clemons have in December?

The average sunshine duration in December is 4.2h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

In Clemons, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from 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
Clemons, NY

Average temperature in December - Clemons, NY
  • Average high temperature in December: 32.5°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (26.4°F).

  • Average low temperature in December: 22.8°F

The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

Average pressure in December
Clemons, NY

Average pressure in December - Clemons, NY
  • Average pressure in December: 30.05"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Clemons, NY

Average wind speed in December - Clemons, NY
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Clemons, NY

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

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is April (73%).

Average rainfall in December
Clemons, NY

Average rainfall in December - Clemons, NY
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is June (2.2").
The driest month (with the least rainfall) is September (1.14").

Average rainfall days in December
Clemons, NY

Average rainfall days in December - Clemons, NY
  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is April (15.3 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in December
Clemons, NY

Average snowfall in December - Clemons, NY
  • Average snowfall in December: 3.11"

The month with the highest snowfall is February (6.14").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Clemons, NY

Average snowfall days in December - Clemons, NY
  • Average snowfall days in December: 10.5 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Clemons, NY

Average daylight in December / Average sunshine in December - Clemons, NY
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 4h and 1min

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 36min).

Average sunshine days in December
Clemons, NY

Average sunshine days in December - Clemons, NY
  • Average sunshine days in December: 14 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is February (10.8 days).

Average UV index in December
Clemons, NY

Average UV index in December - Clemons, 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, February and December (UV index 1).

Average cloud cover in December
Clemons, NY

Average cloud cover in December - Clemons, NY
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 35).

Average visibility in December
Clemons, NY

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

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

Clemons, New York, USA

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