Average annual temperature is 19.0 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: -2.1 °C
Number of sunny days: 175 days
Number of rainy days: 190 days
Look at detailed online map of Louisville
* Weather data for Louisville United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 22.7 | 28.0 | 28.7 | 31.1 | 33.5 | 34.6 | 37.4 | 38.3 | 33.8 | 28.8 | 26.1 | 23.6 |
| Average daytime temperature (°C) | 16.4 | 20.0 | 21.9 | 25.1 | 26.7 | 30.7 | 34.6 | 34.5 | 29.0 | 24.2 | 18.8 | 15.5 |
| Average temperature (°C) | 10.9 | 14.5 | 15.6 | 18.7 | 21.0 | 24.8 | 28.5 | 28.2 | 23.2 | 18.5 | 13.2 | 10.3 |
| Average night temperature (°C) | 6.8 | 10.2 | 10.2 | 13.2 | 16.3 | 19.9 | 23.4 | 23.3 | 18.3 | 13.7 | 8.8 | 6.4 |
| Absolute minimum temperature (°C) | -2.1 | 0.2 | -0.5 | 7.0 | 9.9 | 16.4 | 20.9 | 20.9 | 14.1 | 7.9 | -1.2 | -1.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 7.4 | 8.8 | 9.7 | 9.5 | 10.9 | 11.2 | 11.2 | 10.1 | 9.0 | 7.2 | 6.4 |
| Precipitation (mm) | 148 | 92 | 127 | 119 | 50 | 138 | 101 | 114 | 54 | 73 | 35 | 106 |
| Sunny days | 14 | 13 | 17 | 12 | 11 | 11 | 8 | 7 | 16 | 24 | 19 | 23 |
| Rainy days | 17 | 15 | 14 | 18 | 20 | 19 | 23 | 24 | 14 | 7 | 11 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Louisville is at