December weather forecast
Niagara Falls, NY

As the last month of the year, December in Niagara Falls, New York, is dominated by winter. The month is synonymous with the holiday season and witnesses a further decline in temperatures compared to November, with highs of around 36.8°F (2.7°C) and lows dipping to as low as 21.8°F (-5.7°C). The texture of the weather is beautifully offset by the city's festive spirit, as everything from landscapes to cityscapes become canvasses of the winter wonderland under the snow blankets.

Temperature

The commencement of December in Niagara Falls indicates a shift in the average high-temperature, receding from November's chilly 48.2°F (9°C) to a wintry 36.9°F (2.7°C). During the month of December, the temperature in Niagara Falls generally drops to a low average of 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, in Niagara Falls, there are 158.7 rainfall days, and 34.96" (888mm) of precipitation is accumulated.

Snowfall

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

Daylight

The month with the shortest days in Niagara Falls is December, with an average of 9h and 6min 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, New York, sunrise is at 7:47 am and sunset at 4:51 pm EST.

Sunshine

With an average of 2h of sunshine, December has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 1 suggests this advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.