Average annual temperature is 12.6 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -17.3 °C
Number of sunny days: 219 days
Number of rainy days: 127 days
Number of snow days: 19 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) | 10.0 | 14.1 | 23.1 | 29.7 | 31.5 | 33.3 | 36.1 | 37.8 | 35.3 | 32.7 | 20.2 | 16.3 |
| Average daytime temperature (°C) | 2.5 | 6.7 | 9.5 | 19.4 | 26.1 | 29.9 | 29.3 | 30.0 | 28.3 | 19.4 | 12.5 | 7.2 |
| Average temperature (°C) | -1.9 | -0.2 | 3.0 | 12.0 | 19.5 | 24.1 | 24.1 | 24.7 | 22.2 | 14.0 | 6.7 | 2.6 |
| Average night temperature (°C) | -5.0 | -4.9 | -1.4 | 6.2 | 13.7 | 18.4 | 19.6 | 20.3 | 17.1 | 9.5 | 2.0 | -1.1 |
| Absolute minimum temperature (°C) | -17.0 | -17.3 | -10.6 | -3.5 | 4.2 | 10.9 | 13.3 | 13.3 | 10.7 | -4.9 | -6.5 | -4.3 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.2 | 7.5 | 8.2 | 9.8 | 11.6 | 12.9 | 11.4 | 11.1 | 10.5 | 7.8 | 7.0 | 5.4 |
| Precipitation (mm) | 35 | 43 | 34 | 39 | 30 | 75 | 105 | 59 | 35 | 40 | 11 | 61 |
| Sunny days | 19 | 19 | 20 | 20 | 16 | 14 | 13 | 17 | 20 | 15 | 24 | 22 |
| Rainy days | 4 | 6 | 10 | 8 | 15 | 16 | 18 | 14 | 10 | 15 | 4 | 7 |
| Snow days | 8 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
The best time to visit Louisville during the most sunny months:
The largest precipitation sum in Louisville is at