December weather forecast
Genoa, NY

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Weather in December

The first month of the winter, December, is also an icy month in Genoa, New York, with an average temperature fluctuating between 34.7°F (1.5°C) and 25.5°F (-3.6°C).

Temperature

With December's arrival, Genoa's weather changes as the average high-temperature falls from a frosty 45.1°F (7.3°C) in November to a wintry 34.7°F (1.5°C). During the nights in December, Genoa experiences a consistent average temperature of 25.5°F (-3.6°C).

Humidity

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

Rainfall

In Genoa, in December, during 8 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, in Genoa, there are 130.6 rainfall days, and 11.46" (291mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Genoa, New York, during December, snow falls for 11.6 days and regularly aggregates up to 1.46" (37mm) of snow. Throughout the year, there are 58.2 snowfall days, and 7.6" (193mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Genoa, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 7:17 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:36 am and sunset at 4:42 pm EST.

Sunshine

The average sunshine in December in Genoa, New York, is 3.2h.

UV index

The months with the lowest UV index in Genoa, New York, are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

How cold is it in Genoa in December?

The average high-temperature, in December, in Genoa, is 34.7°F (1.5°C), while the average low-temperature is 25.5°F (-3.6°C).

What is the average humidity in December in Genoa?

In Genoa, New York, the average relative humidity in December is 85%.

How many days does it rain in December in Genoa?

In Genoa, New York, in December, during 8 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

How much does it snow in Genoa in December?

In Genoa, New York, in December, snow falls for 11.6 days, with typically accumulated 1.46" (37mm) of snow.

What is the month with the shortest days in Genoa?

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

How many hours of daylight does Genoa have in December?

In Genoa, New York, the average day length in December is 9h and 7min.

What time are sunrise and sunset in December in Genoa?

On the first day of December in Genoa, New York, sunrise is at 7:17 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:42 pm EST.

How long on average sun shines in December in Genoa?

In December, the average sunshine duration in Genoa, New York, is 3.2h.

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

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

What is the UV index reading in December in Genoa?

In Genoa, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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
Genoa, NY

Average temperature in December - Genoa, NY
  • Average high temperature in December: 34.7°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in December: 25.5°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

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Average pressure in December
Genoa, NY

Average pressure in December - Genoa, NY
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Genoa, NY

Average wind speed in December - Genoa, NY
  • Average wind speed in December: 9.5mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

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Average humidity in December
Genoa, NY

Average humidity in December - Genoa, NY
  • Average humidity in December: 85%

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
Genoa, NY

Average rainfall in December - Genoa, NY
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is June (1.38").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in December
Genoa, NY

Average rainfall days in December - Genoa, NY
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in December
Genoa, NY

Average snowfall in December - Genoa, NY
  • Average snowfall in December: 1.46"

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Genoa, NY

Average snowfall days in December - Genoa, NY
  • Average snowfall days in December: 11.6 days

The month with the highest number of snowfall days is January (15.2 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
Genoa, NY

Average daylight in December / Average sunshine in December - Genoa, 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 48min).

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Average sunshine days in December
Genoa, NY

Average sunshine days in December - Genoa, NY
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (11.2 days).

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Average UV index in December
Genoa, NY

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

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Average cloud cover in December
Genoa, NY

Average cloud cover in December - Genoa, NY
  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in December
Genoa, NY

Average visibility in December - Genoa, NY
  • Average visibility in December: 6mi

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

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Genoa, New York, USA

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