Niagara Falls
New York, USA
Long-term weather forecast
Long-term weather forecast
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December weather forecast and Climate
Niagara Falls, NY

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The glorious Niagara Falls in New York, USA, viewed from above
The glorious Niagara Falls in New York, USA, viewed from above
December starts the cold winter in Niagara Falls as the cold threatens to freeze the landscape. The average temperatures are in the cold range of 22°F (-5.6°C) to 36°F (2.2°C). Few days are entirely below freezing temperatures while some nights drop to 10°F (-12.2°C).
December has the shortest days of the year with the daily sunlight lasting for only 2 hours. Cloudy and dark skies often govern the weather conditions. Almost every day in December receives rain or snow as the month sees 18" (457.2mm) of fresh snow.
Christmas sees a white blanket of snow in Niagara Falls - even the waters near the falls tend to freeze, carving fantastic shapes.
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  • The average high temperature in December: 2.7°C

The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is January (0.1°C).

  • The average low temperature in December: -5.7°C

The month with the highest average low temperature is July (16°C).
The coldest month (with the lowest average low temperature) is January (-9.2°C).

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  • The average rainfall in December: 82mm

The wettest month (with the highest rainfall) is November (86.4mm).
The driest month (with the lowest rainfall) is February (55.6mm).

  • The 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 lowest number of rainy days is August (9.8 days).

  • The average snowfall in December: 462.3mm

The month with the highest snowfall is January (599.4mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

  • The average snowfall days in December: 11.9 days

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

  • The average daylight in December: 9h

Months with the longest days are May, June and July (Average daylight: 15h).
Months with shortest days are January and December (Average daylight: 9h).

  • The average sunshine in December: 2h

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

  • The average UV index in December: 1

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

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