December weather forecast and climate
Cayuga, NY

December, the first month of the winter, in Cayuga, is still a cold month, with average temperature fluctuating between 35.1°F (1.7°C) and 26.1°F (-3.3°C).

Temperature

In December, the average high-temperature decreases, from a chilly 45.7°F (7.6°C) in November, to a cold 35.1°F (1.7°C). In Cayuga, the average low-temperature is 26.1°F (-3.3°C).

Humidity

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

Rainfall

In December, the rain falls for 10.5 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. Throughout the year, there are 163.3 rainfall days, and 22.6" (574mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Cayuga. In December, it is snowing for 14.9 days. Throughout December, 3.9" (99mm) of snow is accumulated. Throughout the year, in Cayuga, there are 73.3 snowfall days, and 20.75" (527mm) of snow is accumulated.

Daylight

With an average of 9.1h of daylight, December has the shortest days of the year.

Sunshine

The average sunshine in December is 3.1h.

UV index

Months with the lowest UV index in Cayuga, New York, are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 1 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Cayuga?

In December, in Cayuga, New York, the average high-temperature is 35.1°F (1.7°C), and the average low-temperature is 26.1°F (-3.3°C).

What is the average humidity in December in Cayuga?

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

How many days does it rain in December in Cayuga?

In December, in Cayuga, the rain falls for 10.5 days. Throughout December, 1.65" (42mm) of precipitation is accumulated.

How many days does it snow in December in Cayuga?

In December, it is snowing for 14.9 days. Throughout December, 3.9" (99mm) of snow is accumulated.

What is the month with the shortest days in Cayuga?

December has the shortest days of the year in Cayuga, New York, with an average of 9.1h of daylight.

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

The average length of the day in December in Cayuga, New York, is 9.1h.

How many hours of sunshine does Cayuga have in December?

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

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

Months with the lowest UV index in Cayuga, New York, are January and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Cayuga?

In December, the average daily maximum UV index in Cayuga, New York, is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe exposure to the Sun's UV rays.
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).

Average pressure in December - Cayuga, NY
  • Average pressure in December: 30.06"

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.92").

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).

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

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

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").

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).

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

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

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).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Cayuga, NY
  • Average daylight in December: 9.1h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in December: 3.1h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 2.6h).

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).

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

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

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

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

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

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