Climate averages 1991–2020
Louisville weather
in October.
A mild, moderately wet month: the 6th warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Louisville: daytime highs average 19.9°C and nights cool to about 10.2°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 85 mm of rain on roughly 8 days, which makes October a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 14 min on an average October day.
The nearest other city in this atlas is Lexington (116 km away). In October its highs average 19.2°C, 0.7°C cooler than Louisville, with 86 mm of rain.
Among the 498 cities listed in the United States, Louisville ranks joint 282nd of 498 for the warmest October highs and joint 300th of 498 for the driest October (rainfall, lowest first). The mean October high of those 498 cities is 21.4°C; Louisville is 1.5°C cooler than that mean.
From October to November, average highs fall by 7.3°C to 12.6°C, and monthly rainfall rises from 85 mm to 89 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Louisville climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.2°C-2.9°C | -2.9°C | 91 | 9.7 | 9.810 h |
| February | 7.8°C-1.6°C | -1.6°C | 84 | 9.3 | 10.711 h |
| March | 13.0°C2.7°C | 2.7°C | 114 | 11.4 | 11.912 h |
| April | 19.1°C8.3°C | 8.3°C | 127 | 12.0 | 13.213 h |
| May | 23.9°C13.9°C | 13.9°C | 128 | 12.8 | 14.214 h |
| June | 28.5°C18.7°C | 18.7°C | 102 | 11.7 | 14.815 h |
| July | 30.4°C20.8°C | 20.8°C | 101 | 11.8 | 14.515 h |
| August | 30.0°C20.2°C | 20.2°C | 71 | 9.1 | 13.614 h |
| September | 26.5°C16.5°C | 16.5°C | 77 | 7.7 | 12.512 h |
| October, selected | 19.9°C10.2°C | 10.2°C | 85 | 8.1 | 11.211 h |
| November | 12.6°C4.0°C | 4.0°C | 89 | 9.3 | 10.110 h |
| December | 7.1°C-0.5°C | -0.5°C | 102 | 10.1 | 9.610 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Lexington in OctoberUnited States · 116 kmHigh 19.2°C · Low 9.8°C · 86 mm rain
- Bloomington (Indiana), United States in OctoberUnited States · 121 kmHigh 18.5°C · Low 9.5°C · 83 mm rain
- Cincinnati in OctoberUnited States · 145 kmHigh 18.4°C · Low 8.9°C · 75 mm rain
- Evansville in OctoberUnited States · 160 kmHigh 20.2°C · Low 11.2°C · 90 mm rain
- Indianapolis in OctoberUnited States · 172 kmHigh 17.7°C · Low 8.9°C · 83 mm rain
- Fishers in OctoberUnited States · 190 kmHigh 17.6°C · Low 8.6°C · 83 mm rain
- Carmel in OctoberUnited States · 194 kmHigh 17.5°C · Low 8.6°C · 83 mm rain
- Dayton in OctoberUnited States · 215 kmHigh 17.6°C · Low 9.0°C · 74 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Louisville) is explained once on the Louisville year overview and on the Sources, method and limits page.