December weather forecast
Cayuga, NY

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Weather in December

December, the first month of the winter in Cayuga, is also a wintry month, with an average temperature ranging between max 35.1°F (1.7°C) and min 26.1°F (-3.3°C).

Temperature

With the onset of December, Cayuga experiences a modest temperature adjustment, with the average high-temperature receding from a frosty 45.7°F (7.6°C) in November to a cold 35.1°F (1.7°C). In Cayuga, December's low temperatures hover around a subzero cold 26.1°F (-3.3°C), reflecting a minor decrease from the daytime highs.

Humidity

In Cayuga, the average relative humidity in December is 84%.

Rainfall

In Cayuga, in December, during 10.5 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. In Cayuga, during the entire year, the rain falls for 163.3 days and collects up to 22.6" (574mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Cayuga. In Cayuga, New York, during December, snow falls for 14.9 days and regularly aggregates up to 3.9" (99mm) of snow. Throughout the year, there are 73.3 snowfall days, and 20.75" (527mm) of snow is accumulated.

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 7:18 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:42 pm EST.

Sunshine

In Cayuga, the average sunshine in December is 3.1h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 1 in December translates into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

How cold is December in Cayuga?

In December, the average high-temperature and low-temperature are 35.1°F (1.7°C) and 26.1°F (-3.3°C) respectively.

What is the average humidity in December in Cayuga?

In December, the average relative humidity in Cayuga is 84%.

How many days does it rain in December in Cayuga?

In Cayuga, in December, during 10.5 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

How many days does it snow in December in Cayuga?

In Cayuga, New York, during December, snow falls for 14.9 days and regularly aggregates up to 3.9" (99mm) of snow.

What is the month with the shortest days in Cayuga?

With an average of 9h and 6min of daylight, December has the shortest days of the year.

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

In Cayuga, the average day length in December is 9h and 5min.

What time are sunrise and sunset in December in Cayuga?

On the first day of December, sunrise is at 7:18 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:42 pm EST.

How long on average sun shines in December in Cayuga?

In December, the average sunshine duration is 3.1h.

When is the lowest UV index in Cayuga?

January 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 Cayuga?

In December, the average daily maximum UV index in Cayuga, New York, is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Cayuga, NY

Average temperature in December - Cayuga, NY
  • Average high temperature in December: 35.1°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in December: 26.1°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in December
Cayuga, NY

Average pressure in December - Cayuga, 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).

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Average wind speed in December
Cayuga, NY

Average wind speed in December - Cayuga, NY
  • Average wind speed in December: 9.6mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6mph).

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Average humidity in December
Cayuga, NY

Average humidity in December - Cayuga, NY
  • Average humidity in December: 84%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (78%).

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Average rainfall in December
Cayuga, NY

Average rainfall in December - Cayuga, NY
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is October (2.6").
The driest month (with the least rainfall) is January (1.22").

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Average rainfall days in December
Cayuga, NY

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

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is February (7.7 days).

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Average snowfall in December
Cayuga, NY

Average snowfall in December - Cayuga, NY
  • Average snowfall in December: 3.9"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Cayuga, NY

Average snowfall days in December - Cayuga, NY
  • Average snowfall days in December: 14.9 days

The month with the highest number of snowfall days is January (18.9 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
Cayuga, NY

Average daylight in December / Average sunshine in December - Cayuga, 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: 3h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

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Average sunshine days in December
Cayuga, NY

Average sunshine days in December - Cayuga, NY
  • Average sunshine days in December: 8.5 days

The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (6.2 days).

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Average UV index in December
Cayuga, NY

Average UV index in December - Cayuga, 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).

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Average cloud cover in December
Cayuga, NY

Average cloud cover in December - Cayuga, NY
  • Average cloud cover in December: 69

The months with the most cloud cover are January and February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in December
Cayuga, NY

Average visibility in December - Cayuga, 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).

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Cayuga, New York, USA

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