January Weather in Buffalo, United States

Last updated: June 24, 2025

In January, the average temperature in Buffalo, United States hovers around 2°C (36°F). While it can dip to a chilly -18°C (1°F), there’s the potential for warmer days, reaching up to 23°C (74°F). Expect about 25 mm (1.0 in) of precipitation spread across 3 days, with an average humidity of 75% to add to the atmosphere.

January Temperature in Buffalo

In January in Buffalo, the average temperature is 2°C (36°F). Maximums can reach 23°C (74°F), while minimums can dip as low as -18°C (1°F). Be prepared for a wide range of temperatures during your travels.

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 2°C (36°F), with highs reaching up to 23°C (74°F) and lows dropping to around -18°C (1°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 25 mm (1.0 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 25 mm (1.0 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 75%. With an average temperature of 2°C (36°F), this humidity feels like a crisp chill that penetrates through layers of clothing, making outdoor exploration invigorating yet a bit uncomfortable for travelers who may not be prepared for such damp conditions.

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 75%, 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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Buffalo for better planning.

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 4, which falls under the moderate 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	2°C (36°F)	25 mm (1.0 inches)	75%	moderate
February Weather	2°C (37°F)	13 mm (0.5 inches)	76%	high
March Weather	10°C (50°F)	64 mm (2.5 inches)	67%	high
April Weather	14°C (57°F)	52 mm (2.1 inches)	70%	very high
May Weather	19°C (67°F)	118 mm (4.6 inches)	82%	extreme
June Weather	26°C (78°F)	60 mm (2.4 inches)	82%	extreme
July Weather	28°C (82°F)	44 mm (1.7 inches)	81%	extreme
August Weather	26°C (80°F)	55 mm (2.2 inches)	76%	extreme
September Weather	23°C (74°F)	49 mm (1.9 inches)	67%	very high
October Weather	15°C (59°F)	62 mm (2.4 inches)	72%	high
November Weather	8°C (47°F)	12 mm (0.5 inches)	80%	moderate
December Weather	4°C (40°F)	26 mm (1.0 inches)	83%	moderate