January Weather in Buffalo, United States

Last updated: June 24, 2025

In January, the average temperature in Buffalo, United States hovers around -5°C (22°F), with potential extremes ranging from a frigid -34°C (-28°F) to a mild 12°C (53°F). Expect about 11 mm (0.4 in) of precipitation spread over 3 days, while the air carries a 77% humidity level, keeping the winter air crisp and cool.

January Temperature in Buffalo

In January in Buffalo, the average temperature is -5°C (22°F). Maximums can reach 12°C (53°F), while minimums can drop as low as -34°C (-28°F). Be sure to pack warm clothing and prepare for a wide range of temperatures if you plan to travel during this time.

January Weather in Buffalo: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Buffalo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buffalo, January typically has an average temperature of -5°C (22°F), with highs reaching up to 12°C (53°F) and lows dropping to around -34°C (-28°F).

Data source: Temperature data for Buffalo generated using information from the Copernicus Climate Change Service.

January Precipitation in Buffalo

In Buffalo in January, the precipitation amount is 11 mm (0.4 in) over the course of 3 days.

January Precipitation Trends in Buffalo

The chart displays monthly precipitation patterns in Buffalo, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Buffalo, January typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Buffalo

In Buffalo in January, humidity is 77%. With an average temperature of -5°C (22°F), this humidity feels like a biting chill that cuts through layers of clothing, making outdoor activities uncomfortable and necessitating frequent breaks to seek warmth indoors.

January Average Humidity in Buffalo

This chart illustrates the average monthly humidity levels in Buffalo, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Buffalo is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Buffalo

In Buffalo in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Buffalo, you can visit Hourly UV Index in Buffalo.

Maximum UV Index Levels in Buffalo for January

The chart shows the monthly maximum UV Index (UVI) for Buffalo in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Buffalo typically reaches 2, which falls under the low exposure category.

Data source: Buffalo January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Buffalo Compares to Other Months

Weather in Buffalo varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Buffalo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Buffalo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (22°F)	11 mm (0.4 inches)	77%	low
February Weather	-8°C (18°F)	20 mm (0.8 inches)	80%	moderate
March Weather	1°C (33°F)	28 mm (1.1 inches)	70%	moderate
April Weather	5°C (41°F)	58 mm (2.3 inches)	70%	very high
May Weather	12°C (54°F)	77 mm (3.0 inches)	76%	very high
June Weather	20°C (68°F)	45 mm (1.8 inches)	84%	very high
July Weather	23°C (74°F)	66 mm (2.6 inches)	85%	very high
August Weather	21°C (71°F)	40 mm (1.6 inches)	84%	very high
September Weather	16°C (62°F)	42 mm (1.6 inches)	77%	very high
October Weather	7°C (44°F)	50 mm (2.0 inches)	73%	moderate
November Weather	1°C (35°F)	13 mm (0.5 inches)	74%	moderate
December Weather	-3°C (28°F)	20 mm (0.8 inches)	79%	low