Weather in Dayton, Ohio, United States
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | -5°C | 2°C | 86.6 mm | 70% | 40.5 km/h |
| February | -3°C | 6°C | 88.0 mm | 64% | 42.1 km/h |
| March | 2°C | 13°C | 108.7 mm | 61% | 46.3 km/h |
| April | 7°C | 17°C | 111.1 mm | 62% | 44.9 km/h |
| May | 13°C | 23°C | 103.9 mm | 64% | 37.2 km/h |
| June | 18°C | 28°C | 107.1 mm | 56% | 34.9 km/h |
| July | 20°C | 29°C | 107.2 mm | 56% | 32.1 km/h |
| August | 18°C | 28°C | 67.7 mm | 49% | 30.7 km/h |
| September | 15°C | 26°C | 65.7 mm | 42% | 30.5 km/h |
| October | 8°C | 20°C | 62.3 mm | 46% | 36.9 km/h |
| November | 2°C | 11°C | 60.7 mm | 56% | 38.6 km/h |
| December | -1°C | 7°C | 88.3 mm | 71% | 40.2 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.0% | |
| February | 0.3% | |
| March | 4.3% | |
| April | 10.8% | |
| May | 23.9% | |
| June | 30.9% | |
| July | 30.3% | |
| August | 33.7% | |
| September | 49.7% | |
| October | 25.7% | |
| November | 3.5% | |
| December | 0.0% |
About this location and data
- Urban-centre population
- 136,938
- Elevation
- 276 m
- Coordinates
- 39.75°N, 84.17°W
- Urban area
- 72 km²
Weather averages use 2 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculatedNearby places with higher scores
Annual results for the default weather criteria: