January Weather in Geneseo, United States

Last updated: June 24, 2025

In Geneseo, United States, the average temperature in January hovers around -4°C (26°F). Expect chilly conditions, with minimums dipping as low as -25°C (-12°F) and maximums reaching a mild 18°C (64°F). You'll also experience 74 mm (2.9 in) of precipitation over 12 days, contributing to a high average humidity of 91%. Dress warmly and stay prepared for the wet weather!

January Temperature in Geneseo

In January in Geneseo, the average temperature is -4°C (26°F), with a maximum that can reach 18°C (64°F) and a minimum that can drop as low as -25°C (-12°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

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

The chart illustrates January temperature patterns in Geneseo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Geneseo, January typically has an average temperature of -4°C (26°F), with highs reaching up to 18°C (64°F) and lows dropping to around -25°C (-12°F).

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

January Precipitation in Geneseo

In Geneseo in January, the precipitation amount is 74 mm (2.9 in) over a span of 12 days.

January Precipitation Trends in Geneseo

The chart displays monthly precipitation patterns in Geneseo, 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 Geneseo, January typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 12 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 Geneseo

In Geneseo in January, humidity is 91%. With an average temperature of -4°C (26°F), this humidity feels like you are walking through a thick, icy fog, making it incredibly challenging for traveling as the cold air clings to your skin, and each breath brings a sharp chill.

January Average Humidity in Geneseo

This chart illustrates the average monthly humidity levels in Geneseo, 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 Geneseo is approximately 91%, 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 Geneseo

In Geneseo in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Geneseo, you can check the information here.

Maximum UV Index Levels in Geneseo for January

The chart shows the monthly maximum UV Index (UVI) for Geneseo 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 Geneseo typically reaches 3, which falls under the moderate exposure category.

Data source: Geneseo 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 Geneseo Compares to Other Months

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

This table compares monthly weather conditions in Geneseo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (26°F)	74 mm (2.9 inches)	91%	moderate
February Weather	-2°C (28°F)	80 mm (3.1 inches)	91%	moderate
March Weather	1°C (35°F)	72 mm (2.8 inches)	88%	high
April Weather	7°C (46°F)	107 mm (4.2 inches)	88%	very high
May Weather	14°C (58°F)	113 mm (4.4 inches)	82%	very high
June Weather	19°C (67°F)	84 mm (3.3 inches)	79%	very high
July Weather	22°C (72°F)	127 mm (5.0 inches)	77%	very high
August Weather	21°C (70°F)	83 mm (3.3 inches)	72%	very high
September Weather	17°C (64°F)	72 mm (2.8 inches)	76%	very high
October Weather	12°C (53°F)	131 mm (5.2 inches)	83%	high
November Weather	3°C (39°F)	82 mm (3.2 inches)	88%	moderate
December Weather	-1°C (31°F)	86 mm (3.4 inches)	87%	low