December weather forecast and climate
Buffalo, NY

A view of the Niagara square with the McKinley Monument in Buffalo, New York
A view of the Niagara square with the McKinley Monument in Buffalo, New York

What is the temperature in December in Buffalo?

The average high-temperature, in December, in Buffalo, is 36.1°F (2.3°C), while the average low-temperature is 24.1°F (-4.4°C).

How much does it rain in Buffalo in December?

In December, in Buffalo, the rain falls for 18.3 days. Throughout December, 3.9" (98.8mm) of precipitation is accumulated.

How much does it snow in Buffalo in December?

In Buffalo, New York, in December, snow falls for 14 days, with typically accumulated 27.4" (696mm) of snow.

What is the snowiest month in Buffalo?

The month with the most snowfall in Buffalo, New York, is December when snow falls for 14 days and typically aggregates up to 27.4" (696mm) of snow.

What is the water temperature in December in Buffalo?

The average seawater temperature, in December, in Buffalo, New York, is 41.5°F (5.3°C). Swimming in 41.5°F (5.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.
Average temperature in December - Buffalo, NY
  • Average high temperature in December: 36.1°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (31.2°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is July (62.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average humidity in December - Buffalo, NY
  • Average humidity in December: 77.6%

The month with the highest relative humidity is December (77.6%).
The month with the lowest relative humidity is May (67.2%).

Average rainfall in December - Buffalo, NY
  • Average rainfall in December: 3.9"

The wettest month (with the highest rainfall) is November (4").
The driest month (with the lowest rainfall) is February (2.5").

Average rainfall days in December - Buffalo, NY
  • Average rainfall days in December: 18.3 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 (10.1 days).

Average snowfall in December - Buffalo, NY
  • Average snowfall in December: 27.4"

The month with the highest snowfall is December (27.4").
Months with the lowest snowfall are June, July, August and September (0").

Average snowfall days in December - Buffalo, NY
  • Average snowfall days in December: 14 days

The month with the highest number of snowfall days is January (16.3 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in December - Buffalo, NY
  • Average sea temperature in December: 41.5°F

The best month for swimming (with the highest average sea temperature) is August (74.2°F).
The coldest month (with the lowest average sea temperature) is February (34.9°F).

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

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

  • Average sunshine in December: 2.2h

The month with most sunshine is July (Average sunshine: 9.9h).
The month with least sunshine is December (Average sunshine: 2.2h).

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

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

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