South Bend Climate by Month
South Bend, Indiana, United States
Warm summers and freezing winters, with rain spread through the year.
Warm summers and freezing winters, with rain spread through the year: that's South Bend's climate in short. July is the warmest month, with highs around 85°F (29°C); January is the coolest at 34°F (1°C), and nights dip to 19°F (-7°C). It gets 39 in (1000 mm) of rain a year, spread across the months.
- Warmest month
- 85°F(29°C)
- Average high, July
- Coldest nights
- 19°F(-7°C)
- Average low, January
- Rain per year
- 39 in(1000 mm)
- No clear rainy season
- Humidity
- 72%
- Sunniest: July
Best and worst months in South Bend
Best for weatherMay and September are the best time for weather in South Bend: highs near 74°F (24°C) and about 3.6 in (92 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 34°F (1°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in September.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
South Bend weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 34°F(1°C) | 19°F(-7°C) | 2.6 in(65 mm) | 83% | 1.3 |
| FebFebruary | 37°F(3°C) | 21°F(-6°C) | 2.0 in(52 mm) | 73% | 2.3 |
| MarMarch | 48°F(9°C) | 30°F(-1°C) | 2.7 in(69 mm) | 74% | 3.5 |
| AprApril | 61°F(16°C) | 39°F(4°C) | 4.0 in(101 mm) | 64% | 4.4 |
| MayMayBest | 73°F(23°C) | 51°F(10°C) | 3.8 in(97 mm) | 64% | 5.1 |
| JunJune | 82°F(28°C) | 60°F(16°C) | 4.3 in(108 mm) | 66% | 5.8 |
| JulJuly | 85°F(29°C) | 64°F(18°C) | 3.8 in(97 mm) | 69% | 6.0 |
| AugAugust | 83°F(28°C) | 62°F(17°C) | 3.7 in(94 mm) | 70% | 5.1 |
| SepSeptemberBest | 76°F(25°C) | 54°F(12°C) | 3.4 in(86 mm) | 70% | 4.3 |
| OctOctober | 64°F(18°C) | 44°F(6°C) | 3.4 in(86 mm) | 71% | 2.7 |
| NovNovember | 49°F(10°C) | 33°F(1°C) | 2.9 in(74 mm) | 79% | 1.6 |
| DecDecember | 38°F(3°C) | 25°F(-4°C) | 2.8 in(71 mm) | 84% | 1.2 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate
All 20 places like South Bend →- 🇺🇸Fort WayneIndiana, United States · Pop. 260k99%matchSame summer highsSame winter lowsSouth Bend vs Fort Wayne →
- 🇺🇸LimaOhio, United States · Pop. 38k99%matchSame summer highsSame winter lowsSouth Bend vs Lima →
- 🇺🇸HammondIndiana, United States · Pop. 78k99%matchSame summer highsSame winter lowsSouth Bend vs Hammond →
- 🇺🇸MarionIndiana, United States · Pop. 29k99%matchSame summer highsSame winter lowsSouth Bend vs Marion →
- 🇺🇸JolietIllinois, United States · Pop. 148k99%matchSame summer highsSimilar rainfallSouth Bend vs Joliet →