January Weather in LeRoy, United States

Last updated: June 24, 2025

In January, the average temperature in LeRoy, United States hovers around 1°C (34°F). Expect chilly days, with minimum temperatures plummeting to -21°C (-5°F) and occasionally reaching a high of 20°C (68°F). Rainfall is moderate, with 55 mm (2.2 in) spread over about 5 days. The air stays quite damp, boasting an average humidity of 77%.

January Temperature in LeRoy

In January in LeRoy, the average temperature is 1°C (34°F). The maximum can reach 20°C (68°F) and the minimum can be as low as -21°C (-5°F). This variation in temperatures makes LeRoy an intriguing destination for travelers, offering a mix of chilly days and surprisingly warm spells.

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

The chart illustrates January temperature patterns in LeRoy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In LeRoy, January typically has an average temperature of 1°C (34°F), with highs reaching up to 20°C (68°F) and lows dropping to around -21°C (-5°F).

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

January Precipitation in LeRoy

In LeRoy in January, the precipitation amount is 55 mm (2.2 in) distributed over a period of 5 days.

January Precipitation Trends in LeRoy

The chart displays monthly precipitation patterns in LeRoy, 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 LeRoy, January typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 5 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 LeRoy

In LeRoy in January, humidity is 77%. With an average temperature of 1°C (34°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and necessitating extra layers to stay warm and dry.

January Average Humidity in LeRoy

This chart illustrates the average monthly humidity levels in LeRoy, 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 LeRoy 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 LeRoy

In LeRoy 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 LeRoy, you can check the information here.

Maximum UV Index Levels in LeRoy for January

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

Data source: LeRoy 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 LeRoy Compares to Other Months

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

This table compares monthly weather conditions in LeRoy, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	55 mm (2.2 inches)	77%	moderate
February Weather	1°C (35°F)	43 mm (1.7 inches)	76%	high
March Weather	9°C (49°F)	84 mm (3.3 inches)	71%	high
April Weather	13°C (56°F)	105 mm (4.1 inches)	73%	very high
May Weather	19°C (67°F)	193 mm (7.6 inches)	83%	very high
June Weather	25°C (78°F)	114 mm (4.5 inches)	83%	extreme
July Weather	27°C (80°F)	98 mm (3.8 inches)	81%	extreme
August Weather	25°C (78°F)	118 mm (4.7 inches)	73%	very high
September Weather	23°C (73°F)	77 mm (3.0 inches)	67%	very high
October Weather	14°C (58°F)	133 mm (5.2 inches)	72%	high
November Weather	7°C (46°F)	33 mm (1.3 inches)	82%	moderate
December Weather	4°C (39°F)	31 mm (1.2 inches)	85%	moderate