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May Weather in South Bend, United States

Last updated: June 24, 2025

In May, the average temperature in South Bend, United States hovers around 12°C (54°F), with a minimum dipping to 4°C (39°F) and a pleasant maximum of 29°C (85°F). During this period, expect 69 mm (2.7 in) of precipitation spread over about 11 days, contributing to an average humidity level of 84%. Stay prepared for a mix of weather while enjoying the seasonal charm!

May Temperature in South Bend

In May in South Bend, the average temperature is 12°C (54°F). The maximum can reach 29°C (85°F), while the minimum can drop as low as 4°C (39°F). Therefore, it's a great time to explore South Bend with its mild temperatures, making it perfect for outdoor activities and sightseeing.

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

The chart illustrates May 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, May typically has an average temperature of 12°C (54°F), with highs reaching up to 29°C (85°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec434145495459616360514742
Data source: Temperature data for South Bend generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in South Bend

In South Bend in May, the total precipitation amount is 69 mm (2.7 in) spread across 11 days.

May Precipitation Trends in South Bend

The chart displays monthly precipitation patterns in South Bend, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In South Bend, May typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec2271731541326957131199152230216
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in South Bend

In South Bend in May, humidity is 84%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel uncomfortable and sticky.

May Average Humidity in South Bend

This chart illustrates the average monthly humidity levels in South Bend, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in South Bend is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in South Bend

In South Bend in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in South Bend.

Maximum UV Index Levels in South Bend for May

The chart shows the monthly maximum UV Index (UVI) for South Bend in May, 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 May, the maximum UV index in South Bend typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235699987532
Data source: South Bend May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)227 mm (8.9 inches)86%low
February Weather5°C (42°F)173 mm (6.8 inches)84%moderate
March Weather7°C (45°F)154 mm (6.0 inches)85%moderate
April Weather10°C (49°F)132 mm (5.2 inches)83%high
May Weather12°C (54°F)69 mm (2.7 inches)84%very high
June Weather15°C (59°F)57 mm (2.2 inches)84%very high
July Weather16°C (61°F)13 mm (0.5 inches)82%very high
August Weather17°C (63°F)11 mm (0.4 inches)73%very high
September Weather15°C (60°F)99 mm (3.9 inches)74%high
October Weather11°C (52°F)152 mm (6.0 inches)83%moderate
November Weather8°C (47°F)230 mm (9.1 inches)86%moderate
December Weather6°C (43°F)216 mm (8.5 inches)87%low

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