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Best time to visit · Kentucky, United States
September & October are the best time to visit Louisville on the climate data: September scores 86/100, with highs around 82°F (28°C) and 3.7 in (93 mm) of rain. April – June and August are good shoulder-season months. The toughest months are December – February, mainly because of cool days.
These averages also cover Downtown Louisville & Waterfront and The Highlands & Cherokee Park.
Highs run from 39°F to 87°F across the year, and the yearly total is about 50.0 in (1271 mm) of rain and snow.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 39°F4°C | 43°F6°C | 55°F13°C | 67°F19°C | 75°F24°C | 83°F28°C | 86°F30°C | 87°F31°C | 82°F28°C | 68°F20°C | 55°F13°C | 43°F6°C |
| Avg low | 24°F-4°C | 25°F-4°C | 35°F1°C | 45°F7°C | 56°F13°C | 65°F18°C | 68°F20°C | 67°F19°C | 59°F15°C | 47°F8°C | 35°F2°C | 28°F-2°C |
| Rain/snow | 3.3 in84 mm | 3.4 in87 mm | 4.4 in113 mm | 5.2 in131 mm | 5.3 in135 mm | 4.5 in114 mm | 4.6 in117 mm | 3.3 in85 mm | 3.7 in93 mm | 4.3 in108 mm | 3.8 in96 mm | 4.3 in108 mm |
| Humidity | 85% | 85% | 82% | 79% | 81% | 79% | 77% | 71% | 69% | 73% | 79% | 86% |
| Cloud | 71% | 71% | 66% | 60% | 64% | 53% | 52% | 49% | 46% | 54% | 58% | 71% |
| Comfort | 41 | 45 | 63 | 79 | 69 | 72 | 66 | 74 | 86 | 84 | 68 | 43 |
Source: NASA POWER (public domain), 2001–2025 monthly averages on a ~50 km satellite and reanalysis grid, so coasts and valleys can differ from what's shown. The grid cell sits at about 213 m (699 ft), close to Louisville's own ~141 m. Precipitation includes snow as melted water; daylight is calculated from latitude. Check a forecast before you go.
The cold peaks here: highs of 39–43°F (4–6°C), and nights reach 24°F (-4°C). It's the driest season, with only about 11.0 in (279 mm) of rain or snow, 22% of the year's total. December – February are cold enough for snow. Comfort scores bottom out in December – February; the season averages 43/100.
Temperatures climb through the season, from 55°F highs in March to 75°F by May. It's the wettest season, with about 14.9 in (379 mm) of rain, 30% of the year's total. Lows bottom out around 35°F (1°C). April & May score well without being the very best (season average 70/100).
Peak warmth: highs of 83–87°F (28–31°C). About 12.4 in (316 mm) of rain falls across these months, 25% of the year's total. June & July feel humid, with humidity near 79%. June and August score well without being the very best (season average 71/100).
Temperatures slide from 82°F highs in September to 55°F by November. About 11.7 in (297 mm) of rain falls across these months, 23% of the year's total. Lows bottom out around 35°F (2°C). September & October are among the best-scoring months (season average 79/100).
By comfort score: 3 Great, 6 Good, 1 Fair and 2 Tough. Great months: April and September & October. Tap a month for its own guide.
September & October are the best time to visit Louisville on the climate data: September scores 86/100, with highs around 82°F (28°C) and 3.7 in (93 mm) of rain. April – June and August are good shoulder-season months. The toughest months are December – February, mainly because of cool days.
May is the wettest month, averaging about 5.3 in (135 mm) of rain. January is the driest, with about 3.3 in (84 mm). The yearly total is around 50.0 in (1271 mm).
January is the coldest, with average lows of 24°F (-4°C) and highs of 39°F (4°C). The warmest is August, with average highs of 87°F (31°C).
Yes: in June & July humidity averages 79% with warm temperatures, so it feels muggy. Summer highs peak around 87°F (31°C).
On average, yes: lows fall below 32°F (0°C) in December – February, bottoming out around 24°F (-4°C) in January.
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