August Weather in South Bend, United States

Last updated: June 24, 2025

The average temperature in South Bend, United States during August is a comfortable 17°C (63°F). Expect temperatures to vary, with a minimum of 8°C (46°F) and a maximum reaching up to 35°C (95°F). Rainfall is moderate, with an average precipitation of 11 mm (0.4 in) spread over 3 days. Additionally, the average humidity is quite high at 73%, contributing to the area's unique climate.

August Temperature in South Bend

In August in South Bend, the average temperature is 17°C (63°F). Maximums can reach 35°C (95°F), and minimums can be as low as 8°C (46°F). This makes it a perfect time for travelers to enjoy a mix of warm days and cooler evenings, ideal for exploring the sights.

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

The chart illustrates August 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, August typically has an average temperature of 17°C (63°F), with highs reaching up to 35°C (95°F) and lows dropping to around 8°C (46°F).

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

August Precipitation in South Bend

In South Bend in August, the precipitation amount is 11 mm (0.4 in) over the course of 3 days.

August Precipitation Trends in South Bend

The chart displays monthly precipitation patterns in South Bend, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In South Bend, August typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in South Bend

In South Bend in August humidity is 73%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making it ideal for leisurely strolling through vibrant markets or exploring outdoor attractions, though travelers may want to stay hydrated and take breaks in shaded areas to fully enjoy the atmosphere.

August Average Humidity in South Bend

This chart illustrates the average monthly humidity levels in South Bend, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in South Bend is approximately 73%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in South Bend

In South Bend in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in South Bend.

Maximum UV Index Levels in South Bend for August

The chart shows the monthly maximum UV Index (UVI) for South Bend in August, 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 August, the maximum UV index in South Bend typically reaches 8, which falls under the very high exposure category.

Data source: South Bend August 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 August 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 August’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 August’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