January weather forecast
Buffalo, NY

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The Niagara square with the McKinley Monument in Buffalo, New York, USA
The Niagara square with the McKinley Monument in Buffalo, New York, USA

Weather in January

Buffalo, New York begins the New Year under the influence of an active snow system. January is the third snowiest month with a significant snowfall of 7.13" (181mm). Aided by the icy grip of the low 19.4°F (-7°C) temperatures, high humidity and strong arctic winds, the city becomes a winter wonderland. This chilly atmosphere brings with it an overcast sky, as the cloud cover remains high. Not characterized as the city's most sun-drenched period, sunlight hours are noticeably brief.

Temperature

With average high temperatures of 29.3°F (-1.5°C) and lows of 19.4°F (-7°C), January is the coldest month.

Humidity

January and February, with an average relative humidity of 85%, are the most humid months.

Rainfall

In Buffalo, in January, it is raining for 7.8 days, with typically 1.93" (49mm) of accumulated precipitation. In Buffalo, during the entire year, the rain falls for 169.2 days and collects up to 28.15" (715mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Buffalo, in January, snow falls for 19 days, with typically accumulated 7.13" (181mm) of snow. In Buffalo, during the entire year, snow falls for 77.2 days and aggregates up to 30.94" (786mm) of snow.

Ocean temperature

In January, the average ocean temperature is 37°F (2.8°C).
Note: In the activity of swimming, this is perceived as lethal and exceedingly dangerous. The cold water elicits sharp pain and instant hyperventilation. A specialized swimsuit is crucial to mitigate thermal detriment.

Daylight

The average length of the day in January is 9h and 27min.
On the first day of January, sunrise is at 7:46 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:26 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 2.3h of sunshine.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: In January, a daily maximum UV index of 1 leads to the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

Buffalo witnesses the coldest weather in January, with temperatures averaging a high of 29.3°F (-1.5°C) and a low of 19.4°F (-7°C).

How cold is it in January?

January temperatures vary between a high-temperature of 29.3°F (-1.5°C) and a low-temperature of 19.4°F (-7°C).

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 85%.

What is the average humidity in January?

The average relative humidity in January is 85%.

How many days does it rain in January?

In Buffalo, in January, during 7.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

How much does it snow in January?

In Buffalo, during January, snow falls for 19 days and regularly aggregates up to 7.13" (181mm) of snow.

What is the water temperature in January?

In January, the average ocean 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.

How many hours of daylight does Buffalo have in January?

The average day length in January is 9h and 27min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 4:51 pm. On the last day of the month, in Buffalo, sunrise is at 7:31 am and sunset at 5:26 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 2.3h of sunshine.

How long on average sun shines in January?

In Buffalo, the average sunshine duration in January is 2.3h.

When is the lowest UV index?

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

What is the UV index reading in January?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Buffalo, NY

Average temperature in January - Buffalo, NY
  • Average high temperature in January: 29.3°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in January: 19.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

Average pressure in January
Buffalo, NY

Average pressure in January - Buffalo, NY
  • Average pressure in January: 30.05"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Buffalo, NY

Average wind speed in January - Buffalo, NY
  • Average wind speed in January: 11mph

The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in January
Buffalo, NY

Average humidity in January - Buffalo, NY
  • Average humidity in January: 85%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July, August and September (74%).

Average rainfall in January
Buffalo, NY

Average rainfall in January - Buffalo, NY
  • Average rainfall in January: 1.93"

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in January
Buffalo, NY

Average rainfall days in January - Buffalo, NY
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.6 days).

Average snowfall in January
Buffalo, NY

Average snowfall in January - Buffalo, NY
  • Average snowfall in January: 7.13"

The month with the highest snowfall is February (7.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Buffalo, NY

Average snowfall days in January - Buffalo, NY
  • Average snowfall days in January: 19 days

The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in January
Buffalo, NY

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 / Average sunshine in January - Buffalo, NY
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 2h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days in January
Buffalo, NY

Average sunshine days in January - Buffalo, NY
  • Average sunshine days in January: 6.3 days

The month with the most sunshine days is September (12.5 days).
The month with the least sunshine days is January (6.3 days).

Average UV index in January
Buffalo, NY

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in January
Buffalo, NY

Average cloud cover in January - Buffalo, NY
  • Average cloud cover in January: 77

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in January
Buffalo, NY

Average visibility in January - Buffalo, NY
  • Average visibility in January: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

Buffalo, New York, USA

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