December weather forecast
Castle Creek, NY

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Weather in December

The first month of the winter, December, is still a cold month in Castle Creek, New York, with an average temperature varying between 33.3°F (0.7°C) and 23.9°F (-4.5°C).

Temperature

Castle Creek's December weather comes with a decrease in average high-temperatures, moving from a chilly 43.7°F (6.5°C) in November to a wintry 33.3°F (0.7°C). An average temperature of 23.9°F (-4.5°C) is recorded in Castle Creek during the nights in December.

Humidity

In December, the average relative humidity in Castle Creek, New York, is 86%.

Rainfall

In Castle Creek, during December, the rain falls for 11.2 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, in Castle Creek, there are 173.5 rainfall days, and 35.67" (906mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In December, in Castle Creek, New York, it is snowing for 18.2 days. Throughout December, 8.54" (217mm) of snow is accumulated. Throughout the year, in Castle Creek, New York, there are 94.8 snowfall days, and 48.82" (1240mm) of snow is accumulated.

Daylight

The month with the shortest days in Castle Creek, New York, is December, with an average of 9h and 12min of daylight.
On the first day of December in Castle Creek, New York, sunrise is at 7:13 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:41 pm EST.

Sunshine

In Castle Creek, New York, the average sunshine in December is 2.9h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Castle Creek. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 1 in December leads to these recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is December in Castle Creek?

The high-temperature in Castle Creek during December is 33.3°F (0.7°C) and the low-temperature is 23.9°F (-4.5°C).

What is the average humidity in December in Castle Creek?

In December, the average relative humidity is 86%.

How many days does it rain in December in Castle Creek?

In Castle Creek, in December, during 11.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How many days does it snow in December in Castle Creek?

In Castle Creek, during December, snow falls for 18.2 days and regularly aggregates up to 8.54" (217mm) of snow.

What is the month with the shortest days in Castle Creek?

The month with the shortest days in Castle Creek, New York, is December, with an average of 9h and 12min of daylight.

How many hours of daylight does Castle Creek have in December?

In Castle Creek, New York, the average day length in December is 9h and 10min.

When are sunrise and sunset in December in Castle Creek?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 4:32 pm. On the last day of the month, in Castle Creek, New York, sunrise is at 7:32 am and sunset at 4:41 pm EST.

How long on average sun shines in December in Castle Creek?

In Castle Creek, New York, the average sunshine duration in December is 2.9h.

What are the months with the lowest UV index in Castle Creek?

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

How high is the UV index in December in Castle Creek?

In Castle Creek, New York, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents 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
Castle Creek, NY

Average temperature in December - Castle Creek, NY
  • Average high temperature in December: 33.3°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

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Average pressure in December
Castle Creek, NY

Average pressure in December - Castle Creek, NY
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Castle Creek, NY

Average wind speed in December - Castle Creek, NY
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in December
Castle Creek, NY

Average humidity in December - Castle Creek, NY
  • Average humidity in December: 86%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June and July (80%).

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Average rainfall in December
Castle Creek, NY

Average rainfall in December - Castle Creek, NY
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are January and November (2.4").

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Average rainfall days in December
Castle Creek, NY

Average rainfall days in December - Castle Creek, NY
  • Average rainfall days in December: 11.2 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in December
Castle Creek, NY

Average snowfall in December - Castle Creek, NY
  • Average snowfall in December: 8.54"

The month with the highest snowfall is February (10.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Castle Creek, NY

Average snowfall days in December - Castle Creek, NY
  • Average snowfall days in December: 18.2 days

The month with the highest number of snowfall days is January (21.6 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
Castle Creek, NY

Average daylight in December / Average sunshine in December - Castle Creek, 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 12min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

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Average sunshine days in December
Castle Creek, NY

Average sunshine days in December - Castle Creek, NY
  • Average sunshine days in December: 6.5 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (5.7 days).

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Average UV index in December
Castle Creek, NY

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

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Average cloud cover in December
Castle Creek, NY

Average cloud cover in December - Castle Creek, NY
  • Average cloud cover in December: 71

The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in December
Castle Creek, NY

Average visibility in December - Castle Creek, NY
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

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Castle Creek, New York, USA

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