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Monthly climate in South Bend, Indiana, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification South Bend features a humid continental climate (Dfa). Temperatures typically range between -3 °C (28 °F) and 24 °C (75 °F) through the year, but rarely can drop to -28 °C (-18 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 1230 mm (48.4 inches) and receives 144 rainy days on the 1 mm (0.04 inches) threshold annually. South Bend enjoys an average of 2932 hours of sunshine throughout the year, and daylight varies from 9 hours 11 minutes to 15 hours 8 minutes per day.

Monthly average temperatures in South Bend, Indiana, United States §

The warmest months in South Bend are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (72 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to 1 °C (28 - 34 °F) throughout the day. On average each year, South Bend experiences 84 days above 25 °C (77.0 °F) and 103 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in South Bend, Indiana, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 17°C
(63°F)		 19°C
(67°F)		 25°C
(78°F)		 28°C
(83°F)		 35°C
(94°F)		 35°C
(95°F)		 34°C
(93°F)		 33°C
(92°F)		 34°C
(93°F)		 31°C
(87°F)		 24°C
(76°F)		 17°C
(63°F)
Mean maximum 12°C
(54°F)		 14°C
(58°F)		 20°C
(69°F)		 26°C
(79°F)		 31°C
(88°F)		 33°C
(91°F)		 33°C
(91°F)		 32°C
(90°F)		 32°C
(89°F)		 28°C
(83°F)		 18°C
(64°F)		 15°C
(60°F)
Average high 1°C
(33°F)		 2°C
(36°F)		 9°C
(48°F)		 14°C
(57°F)		 21°C
(70°F)		 27°C
(80°F)		 28°C
(83°F)		 27°C
(81°F)		 25°C
(77°F)		 17°C
(63°F)		 8°C
(47°F)		 5°C
(41°F)
Daily mean -3°C
(28°F)		 -2°C
(29°F)		 4°C
(39°F)		 9°C
(48°F)		 16°C
(61°F)		 22°C
(72°F)		 24°C
(75°F)		 22°C
(73°F)		 19°C
(67°F)		 13°C
(55°F)		 4°C
(40°F)		 1°C
(34°F)
Average low -6°C
(22°F)		 -6°C
(22°F)		 -1°C
(31°F)		 4°C
(40°F)		 11°C
(52°F)		 17°C
(63°F)		 19°C
(67°F)		 18°C
(64°F)		 15°C
(58°F)		 8°C
(47°F)		 1°C
(34°F)		 -2°C
(28°F)
Mean minimum -17°C
(1°F)		 -18°C
(-0°F)		 -9°C
(16°F)		 -4°C
(25°F)		 2°C
(36°F)		 12°C
(54°F)		 14°C
(57°F)		 12°C
(53°F)		 7°C
(45°F)		 0°C
(32°F)		 -7°C
(20°F)		 -11°C
(12°F)
Minimum -26°C
(-15°F)		 -28°C
(-18°F)		 -14°C
(7°F)		 -8°C
(18°F)		 -2°C
(29°F)		 8°C
(47°F)		 13°C
(55°F)		 9°C
(49°F)		 3°C
(38°F)		 -2°C
(29°F)		 -13°C
(9°F)		 -21°C
(-6°F)

Compare climate in South Bend with other places

Compare temperature, precipitation, sunshine, UV index in South Bend, Indiana, United States with other places around the world.

Monthly average precipitation in South Bend, Indiana, United States §

South Bend usually has the most precipitation in May, June and October, with an average of 14 rainy days and 145 mm (5.7 inches) of precipitation per month. The driest months in South Bend are January, November and December. On average, 70 mm (2.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in South Bend, Indiana, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 73 (2.9) 75 (2.9) 97 (3.8) 106 (4.2) 161 (6.3) 139 (5.5) 117 (4.6) 109 (4.3) 79 (3.1) 136 (5.4) 74 (2.9) 62 (2.5)
Average precipitation days (≥ 1 mm) 11 12 12 14 15 13 12 12 9 14 10 10

Monthly sunshine hours in South Bend, Indiana, United States §

The sunniest months in South Bend are June, July and August, when the sun shines an average of 11 hours 11 minutes a day. Least sunny months in South Bend: January, February and December receive an average of 4 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in South Bend, Indiana, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 109 167 234 246 290 332 358 338 290 226 175 162
Mean daily daylight hours 9h 31m 10h 36m 11h 58m 13h 22m 14h 33m 15h 8m 14h 48m 13h 45m 12h 25m 11h 1m 9h 48m 9h 11m

Solar UV radiation in South Bend, Indiana, United States §

South Bend experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly South Bend UV Index data.

Average daily maximum UV levels by month for South Bend, Indiana, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 3 5 6 9 9 10 10 9 8 6 4 3

Detailed Monthly Weather Insights for South Bend, Indiana, United States

Discover in-depth weather details for every month in South Bend. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about South Bend's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.