January Weather in Seneca, United States

Last updated: June 24, 2025

In January, the average temperature in Seneca, United States hovers around 7°C (44°F). Expect a chilly range, with minimums dipping to -11°C (12°F) and maximums reaching up to 25°C (76°F). The region experiences 117 mm (4.6 in) of precipitation over 9 days, coupled with a high average humidity of 86%, creating a uniquely atmospheric experience.

January Temperature in Seneca

In January in Seneca, the average temperature is 7°C (44°F). Maximums can reach 25°C (76°F), while minimums can drop to as low as -11°C (12°F). Be prepared for a range of temperatures when traveling to Seneca this month.

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

The chart illustrates January temperature patterns in Seneca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Seneca, January typically has an average temperature of 7°C (44°F), with highs reaching up to 25°C (76°F) and lows dropping to around -11°C (12°F).

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

January Precipitation in Seneca

In Seneca in January, the total precipitation amount is 117 mm (4.6 in) spread over a period of 9 days.

January Precipitation Trends in Seneca

The chart displays monthly precipitation patterns in Seneca, 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 Seneca, January typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 9 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 Seneca

In Seneca in January, humidity is 86%. With an average temperature of 7°C (44°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite uninviting.

January Average Humidity in Seneca

This chart illustrates the average monthly humidity levels in Seneca, 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 Seneca is approximately 86%, 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 Seneca

In Seneca 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 Seneca for better planning.

Maximum UV Index Levels in Seneca for January

The chart shows the monthly maximum UV Index (UVI) for Seneca 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 Seneca typically reaches 4, which falls under the moderate exposure category.

Data source: Seneca 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 Seneca Compares to Other Months

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

This table compares monthly weather conditions in Seneca, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	117 mm (4.6 inches)	86%	moderate
February Weather	9°C (49°F)	167 mm (6.6 inches)	86%	high
March Weather	12°C (54°F)	121 mm (4.7 inches)	86%	very high
April Weather	16°C (61°F)	136 mm (5.4 inches)	82%	extreme
May Weather	21°C (70°F)	141 mm (5.5 inches)	85%	extreme
June Weather	24°C (76°F)	92 mm (3.6 inches)	85%	extreme
July Weather	26°C (80°F)	92 mm (3.6 inches)	83%	extreme
August Weather	26°C (78°F)	127 mm (5.0 inches)	76%	very high
September Weather	23°C (74°F)	132 mm (5.2 inches)	76%	very high
October Weather	18°C (65°F)	167 mm (6.6 inches)	80%	very high
November Weather	11°C (52°F)	97 mm (3.8 inches)	88%	high
December Weather	8°C (47°F)	151 mm (6.0 inches)	88%	moderate