Climate averages 1991–2020
Cincinnati weather
in October.
A mild, moderately wet month: the 6th warmest and the joint 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Cincinnati: daytime highs average 18.4°C and nights cool to about 8.9°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 75 mm of rain on roughly 8 days, which makes October a moderately wet month (the joint 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 13 min on an average October day.
The nearest other city in this atlas is Dayton (76 km away). In October its highs average 17.6°C, 0.8°C cooler than Cincinnati, with 74 mm of rain.
Among the 498 cities listed in the United States, Cincinnati ranks joint 314th of 498 for the warmest October highs and joint 237th of 498 for the driest October (rainfall, lowest first). The mean October high of those 498 cities is 21.4°C; Cincinnati is 2.9°C cooler than that mean.
From October to November, average highs fall by 7.2°C to 11.3°C, and monthly rainfall rises from 75 mm to 84 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
Cincinnati climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 3.5°C-4.8°C | -4.8°C | 83 | 10.1 | 9.810 h |
| February | 5.9°C-3.5°C | -3.5°C | 75 | 9.1 | 10.711 h |
| March | 11.2°C1.0°C | 1.0°C | 105 | 10.9 | 11.912 h |
| April | 17.7°C6.8°C | 6.8°C | 118 | 12.2 | 13.213 h |
| May | 22.4°C12.5°C | 12.5°C | 117 | 13.0 | 14.314 h |
| June | 27.0°C17.3°C | 17.3°C | 106 | 12.1 | 14.915 h |
| July | 28.9°C19.5°C | 19.5°C | 88 | 11.3 | 14.615 h |
| August | 28.5°C18.9°C | 18.9°C | 75 | 9.8 | 13.714 h |
| September | 25.0°C15.2°C | 15.2°C | 68 | 7.9 | 12.512 h |
| October, selected | 18.4°C8.9°C | 8.9°C | 75 | 8.2 | 11.211 h |
| November | 11.3°C2.8°C | 2.8°C | 84 | 8.9 | 10.110 h |
| December | 5.6°C-1.9°C | -1.9°C | 92 | 10.2 | 9.59 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
- Dayton in OctoberUnited States · 76 kmHigh 17.6°C · Low 9.0°C · 74 mm rain
- Lexington in OctoberUnited States · 127 kmHigh 19.2°C · Low 9.8°C · 86 mm rain
- Muncie in OctoberUnited States · 140 kmHigh 17.2°C · Low 8.2°C · 80 mm rain
- Louisville in OctoberUnited States · 145 kmHigh 19.9°C · Low 10.2°C · 85 mm rain
- Indianapolis in OctoberUnited States · 158 kmHigh 17.7°C · Low 8.9°C · 83 mm rain
- Fishers in OctoberUnited States · 158 kmHigh 17.6°C · Low 8.6°C · 83 mm rain
- Columbus in OctoberUnited States · 160 kmHigh 17.5°C · Low 8.3°C · 74 mm rain
- Carmel in OctoberUnited States · 167 kmHigh 17.5°C · Low 8.6°C · 83 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 Cincinnati) is explained once on the Cincinnati year overview and on the Sources, method and limits page.