Average annual temperature is 26.1 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 14 days
Number of rainy days: 351 days
Look at detailed online map of Indiana
* Weather data for Indiana Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.4 | 31.9 | 33.2 | 32.7 | 31.5 | 31.5 | 31.9 | 33.8 | 35.1 | 37.3 | 34.5 | 33.5 |
| Average daytime temperature (°C) | 29.5 | 29.3 | 29.3 | 29.3 | 29.3 | 28.6 | 29.3 | 31.0 | 32.6 | 33.2 | 31.4 | 30.2 |
| Average temperature (°C) | 25.5 | 25.3 | 25.6 | 25.6 | 25.7 | 24.7 | 25.6 | 26.5 | 27.5 | 28.0 | 26.9 | 26.4 |
| Average night temperature (°C) | 23.0 | 22.8 | 23.1 | 23.0 | 23.2 | 22.2 | 22.9 | 23.3 | 24.1 | 24.7 | 24.2 | 23.9 |
| Absolute minimum temperature (°C) | 22.0 | 20.9 | 22.1 | 21.7 | 22.5 | 18.4 | 21.7 | 21.4 | 22.4 | 23.3 | 23.0 | 22.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 11.9 | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.5 | 8.3 | 7.4 | 7.6 | 8.8 | 8.5 | 9.5 | 9.9 | 9.9 | 9.8 | 8.9 | 8.0 |
| Precipitation (mm) | 269 | 471 | 439 | 374 | 361 | 213 | 196 | 160 | 94 | 124 | 247 | 330 |
| Sunny days | 1 | 1 | 0 | 1 | 0 | 0 | 1 | 2 | 2 | 6 | 0 | 0 |
| Rainy days | 30 | 27 | 31 | 29 | 31 | 30 | 30 | 29 | 28 | 25 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Indiana is at