January Weather in South Bend, United States

Last updated: June 24, 2025

In January, the average temperature in South Bend, United States hovers around 6°C (43°F). Expect chilly days, with temperatures dipping as low as -6°C (21°F) and peaking at a mild 14°C (57°F). With an average precipitation of 227 mm (8.9 in) spread over 17 days, you might want to bring an umbrella! The air is notably humid, with an average humidity of 86%, making it feel cooler than the actual temperature.

January Temperature in South Bend

In January in South Bend, the average temperature is 6°C (43°F). The maximum can reach 14°C (57°F), and the minimum can be as low as -6°C (21°F). Be sure to pack layers and prepare for a mix of chilly and mild weather during your travels.

January Weather in South Bend: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in South Bend, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Bend, January typically has an average temperature of 6°C (43°F), with highs reaching up to 14°C (57°F) and lows dropping to around -6°C (21°F).

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

January Precipitation in South Bend

In South Bend in January, the total precipitation amount is 227 mm (8.9 in) spread over 17 days.

January Precipitation Trends in South Bend

The chart displays monthly precipitation patterns in South Bend, 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 South Bend, January typically receives around 227 mm (8.9 inches) of precipitation spread over approximately 17 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 South Bend

In South Bend in January humidity is 86%. With an average temperature of 6°C (43°F), this humidity feels like a chilling blanket enveloping you, making outdoor exploration feel damp and uncomfortable.

January Average Humidity in South Bend

This chart illustrates the average monthly humidity levels in South Bend, 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 South Bend 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 South Bend

In South Bend in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in South Bend, you can visit Hourly UV Index in South Bend.

Maximum UV Index Levels in South Bend for January

The chart shows the monthly maximum UV Index (UVI) for South Bend 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 South Bend typically reaches 2, which falls under the low exposure category.

Data source: South Bend 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 South Bend Compares to Other Months

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

This table compares monthly weather conditions in South Bend, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	227 mm (8.9 inches)	86%	low
February Weather	5°C (42°F)	173 mm (6.8 inches)	84%	moderate
March Weather	7°C (45°F)	154 mm (6.0 inches)	85%	moderate
April Weather	10°C (49°F)	132 mm (5.2 inches)	83%	high
May Weather	12°C (54°F)	69 mm (2.7 inches)	84%	very high
June Weather	15°C (59°F)	57 mm (2.2 inches)	84%	very high
July Weather	16°C (61°F)	13 mm (0.5 inches)	82%	very high
August Weather	17°C (63°F)	11 mm (0.4 inches)	73%	very high
September Weather	15°C (60°F)	99 mm (3.9 inches)	74%	high
October Weather	11°C (52°F)	152 mm (6.0 inches)	83%	moderate
November Weather	8°C (47°F)	230 mm (9.1 inches)	86%	moderate
December Weather	6°C (43°F)	216 mm (8.5 inches)	87%	low