January 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
January, like December, is another subzero cold winter month in Buffalo, New York, with temperature in the range of an average low of 18.5°F (-7.5°C) and an average high of 31.3°F (-0.4°C).

Temperature

With an average high-temperature of 31.3°F (-0.4°C) and an average low-temperature of 18.5°F (-7.5°C), January is the coldest month.

Humidity

The average relative humidity in Buffalo, New York, is 76%.

Rainfall

In Buffalo, during January, the rain falls for 19.2 days and regularly aggregates up to 3.2" (80.8mm) of precipitation. Throughout the year, in Buffalo, there are 166.5 rainfall days, and 40.5" (1028.3mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December.

Ocean temperature

In Buffalo, the average seawater temperature is 37°F (2.8°C). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

In Buffalo, the average length of the day in January is 9.5h.

Sunshine

The average sunshine is 2.9h.

UV index

Months with the lowest UV index in Buffalo are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
The daily maximum UV index of 1 in January 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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the coldest month in Buffalo?

With an average high-temperature of 31.3°F (-0.4°C) and an average low-temperature of 18.5°F (-7.5°C), January is the coldest month.

What is the temperature in January in Buffalo?

The average high-temperature, in January, in Buffalo, New York, is 31.3°F (-0.4°C), while the average low-temperature is 18.5°F (-7.5°C).

What is the average humidity in January in Buffalo?

The average relative humidity in January in Buffalo is 76%.

How many days does it rain in January in Buffalo?

In January, the rain falls for 19.2 days. Throughout January, 3.2" (80.8mm) of precipitation is accumulated.

How much does it snow in Buffalo in January?

In Buffalo, New York, in January, during 16.3 snowfall days, 25.3" (642.6mm) of snow is typically accumulated.

What is the water temperature in January in Buffalo?

In Buffalo, New York, in January, the average water temperature is 37°F (2.8°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the average length of the day in January in Buffalo?

The average length of the day in January is 9.5h.

How many hours of sunshine does Buffalo have in January?

The average sunshine in January in Buffalo is 2.9h.

When is the lowest UV index in Buffalo?

Months with the lowest UV index are January and December, with an average maximum UV index of 1.

How high is the UV index in January in Buffalo?

In Buffalo, New York, the average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV radiation.
Average temperature in January - Buffalo, NY
  • Average high temperature in January: 31.2°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 January: 18.5°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 January - Buffalo, NY
  • Average humidity in January: 76%

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 January - Buffalo, NY
  • Average rainfall in January: 3.2"

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 January - Buffalo, NY
  • Average rainfall days in January: 19.2 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 January - Buffalo, NY
  • Average snowfall in January: 25.3"

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 January - Buffalo, NY
  • Average snowfall days in January: 16.3 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 January - Buffalo, NY
  • Average sea temperature in January: 37°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 January / Average sunshine in January - Buffalo, NY
  • Average daylight in January: 9.5h

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 January: 2.9h

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 January - Buffalo, NY
  • Average UV index in January: 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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