Louisville weather in July
July in Louisville: hot, rainy — a great time to visit.
#9 of 12 months in Louisville · #622 of 897 destinations to visit in July · comfort 70/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Louisville in July
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Louisville climate normals — July
| Daytime high | 31°C / 88°F | 🥵 hot |
|---|---|---|
| Nighttime low | 22°C / 71°F | |
| Rainfall | 120 mm / 4.7 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 20°C / 69°F | |
| Sunshine | 11.8 h/day | |
| Daylight | 14.5 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 64 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Louisville in July — FAQ
- Is July a good time to visit Louisville?
- July in Louisville: hot, rainy — a great time to visit. It ranks #9 of 12 months for Louisville on SeasonMap's comfort score (70/100).
- What is the weather like in Louisville in July?
- In July, Louisville averages a daily high of 30.9°C and a low of 21.5°C, with about 119.6 mm of rain over roughly 14.2 rainy days.
- What is the air quality in Louisville in July?
- Louisville has a mean US Air Quality Index of about 64 in July.