December weather forecast
Niagara Falls, NY

The glorious Niagara Falls in New York
The glorious Niagara Falls in New York

Weather in December

December, the first month of the winter in Niagara Falls, is still a cold month, with an average temperature varying between 36.9°F (2.7°C) and 21.7°F (-5.7°C).

Temperature

In Niagara Falls, the average high-temperature in December drops from a frosty 48.2°F (9°C) in November to a wintry 36.9°F (2.7°C). In December, in Niagara Falls, the average low-temperature is 21.7°F (-5.7°C).

Rainfall

In Niagara Falls, during December, the rain falls for 17.1 days and regularly aggregates up to 3.23" (82mm) of precipitation. Throughout the year, there are 158.7 rainfall days, and 34.96" (888mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Niagara Falls are January through April, October through December. In Niagara Falls, snow falls for 11.9 days, with typically accumulated 18.19" (462mm) of snow. Throughout the year, in Niagara Falls, there are 52.8 snowfall days, and 76.1" (1933mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Niagara Falls, with an average of 9h and 4min of daylight.
On the first day of the month, sunrise is at 7:28 am and sunset at 4:42 pm. On the last day of December, in Niagara Falls, sunrise is at 7:47 am and sunset at 4:50 pm EST.

Sunshine

December has the least sunshine of the year in Niagara Falls, with an average of 2h of sunshine.

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 minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 1 in December interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from 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 the 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Niagara Falls?

In December, the average high-temperature is 36.9°F (2.7°C), and the average low-temperature is 21.7°F (-5.7°C).

How much does it rain in Niagara Falls in December?

In December, in Niagara Falls, the rain falls for 17.1 days. Throughout December, 3.23" (82mm) of precipitation is accumulated.

How much does it snow in Niagara Falls in December?

In Niagara Falls, in December, snow falls for 11.9 days, with typically accumulated 18.19" (462mm) of snow.

What is the month with the shortest days in Niagara Falls?

December has the shortest days of the year in Niagara Falls, New York, with an average of 9h and 4min of daylight.

How many hours of daylight does Niagara Falls have in December?

In December, the average day length is 9h and 4min.

When are sunrise and sunset in December in Niagara Falls?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 4:42 pm. On the last day of the month, in Niagara Falls, sunrise is at 7:47 am and sunset at 4:50 pm EST.

What is the month with the least sunshine in Niagara Falls?

The month with the least sunshine is December, with an average of 2h of sunshine.

How many hours of sunshine does Niagara Falls have in December?

In December, the average sunshine duration in Niagara Falls, New York, is 2h.

When is the lowest UV index in Niagara Falls?

The months with the lowest UV index in Niagara Falls are January and December, with an average maximum UV index of 1.

What is the UV index reading in December in Niagara Falls?

In December, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Niagara Falls, NY

Average temperature in December - Niagara Falls, NY
  • Average high temperature in December: 36.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.1°F).

  • Average low temperature in December: 21.8°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

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Average rainfall in December
Niagara Falls, NY

Average rainfall in December - Niagara Falls, NY
  • Average rainfall in December: 3.2"

The wettest months (with the highest rainfall) are September and November (3.4").
The driest month (with the least rainfall) is February (2.2").

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Average rainfall days in December
Niagara Falls, NY

Average rainfall days in December - Niagara Falls, NY
  • Average rainfall days in December: 17.1 days

The month with the highest number of rainy days is January (19.2 days).
The month with the least rainy days is August (9.8 days).

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Average snowfall in December
Niagara Falls, NY

Average snowfall in December - Niagara Falls, NY
  • Average snowfall in December: 18.2"

The month with the highest snowfall is January (23.6").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Niagara Falls, NY

Average snowfall days in December - Niagara Falls, NY
  • Average snowfall days in December: 11.9 days

The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Niagara Falls, NY

Average daylight in December / Average sunshine in December - Niagara Falls, NY
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 19min).
The month with the shortest days is December (Average daylight: 9h and 4min).

  • Average sunshine in December: 2h

The months with the most sunshine are June and July (Average sunshine: 9h).
The month with the least sunshine is December (Average sunshine: 2h).

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Average UV index in December
Niagara Falls, NY

Average UV index in December - Niagara Falls, NY
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).

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