January Weather in Rochelle, United States

Last updated: June 24, 2025

In January, the average temperature in Rochelle, United States hovers around 11°C (51°F), with a notable range from a chilly -7°C (20°F) to a warm 28°C (83°F). Visitors can expect about 80 mm (3.2 in) of precipitation spread over 8 days, contributing to the region's high average humidity of 85%. Whether you're bracing for crisp mornings or mild afternoons, be prepared for an array of weather experiences!

January Temperature in Rochelle

In January in Rochelle, the average temperature is 11°C (51°F). Maximums can reach 28°C (83°F), while minimums can drop as low as -7°C (20°F). Travelers should be prepared for a wide range of temperatures when planning their visit.

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

The chart illustrates January temperature patterns in Rochelle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rochelle, January typically has an average temperature of 11°C (51°F), with highs reaching up to 28°C (83°F) and lows dropping to around -7°C (20°F).

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

January Precipitation in Rochelle

In Rochelle in January, the total precipitation amount is 80 mm (3.2 in), occurring over a span of 8 days.

January Precipitation Trends in Rochelle

The chart displays monthly precipitation patterns in Rochelle, 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 Rochelle, January typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 8 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 Rochelle

In Rochelle in January humidity is 85%. With an average temperature of 11°C (51°F), this humidity feels like a chilly embrace that seeps into your bones, making outdoor activities a bit uncomfortable and encouraging a more relaxed, slow-paced exploration of the area.

January Average Humidity in Rochelle

This chart illustrates the average monthly humidity levels in Rochelle, 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 Rochelle is approximately 85%, 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 Rochelle

In Rochelle 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 Rochelle for better planning.

Maximum UV Index Levels in Rochelle for January

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

Data source: Rochelle 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 Rochelle Compares to Other Months

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

This table compares monthly weather conditions in Rochelle, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (51°F)	80 mm (3.2 inches)	85%	moderate
February Weather	14°C (57°F)	115 mm (4.5 inches)	82%	high
March Weather	16°C (62°F)	84 mm (3.3 inches)	80%	very high
April Weather	19°C (67°F)	107 mm (4.2 inches)	76%	very high
May Weather	24°C (76°F)	76 mm (3.0 inches)	73%	extreme
June Weather	27°C (81°F)	85 mm (3.4 inches)	74%	extreme
July Weather	28°C (83°F)	105 mm (4.1 inches)	80%	extreme
August Weather	28°C (83°F)	100 mm (3.9 inches)	79%	extreme
September Weather	26°C (80°F)	107 mm (4.2 inches)	83%	very high
October Weather	22°C (72°F)	94 mm (3.7 inches)	77%	very high
November Weather	14°C (58°F)	58 mm (2.3 inches)	84%	high
December Weather	12°C (54°F)	124 mm (4.9 inches)	88%	moderate