Chillicothe Climate: Weather by Month and Best Time to Visit
Best months for Chillicothe: September, August, October.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 4°C | -4°C | 85 mm | 10 | – | – | 4.5 |
| February | 6°C | -3°C | 81 mm | 10 | – | – | 5.0 |
| March | 12°C | 2°C | 105 mm | 12 | – | – | 5.7 |
| April | 19°C | 7°C | 110 mm | 13 | – | – | 6.7 |
| May | 23°C | 13°C | 113 mm | 13 | – | – | 7.1 |
| June | 28°C | 18°C | 103 mm | 12 | – | – | 7.3 |
| July | 30°C | 20°C | 94 mm | 12 | – | – | 7.3 |
| August | 29°C | 19°C | 73 mm | 10 | – | – | 7.7 |
| September | 26°C | 15°C | 77 mm | 8 | – | – | 8.0 |
| October | 19°C | 8°C | 73 mm | 9 | – | – | 7.4 |
| November | 12°C | 3°C | 80 mm | 9 | – | – | 6.3 |
| December | 6°C | -1°C | 86 mm | 10 | – | – | 5.0 |