Troy, OH
Climate overview — based on NOAA 1991-2020 normals from PIQUA WWTP, OH US.
Year-round temperatures (°F)
Climate summary
Troy has an annual average temperature of 52.7°F with about 40.7 inches of precipitation per year. The warmest month is July (average high 84.3°F), and the coldest is January (average low 20.7°F). May is typically the wettest month (4.38 in) and February the driest (2.32 in).
Best time to visit Troy
Full guide →Climate change signal
All-time records →212 of 366 (57.9%) of Troy's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1940s | 0 | |
| 1950s | 0 | |
| 2000s | 88 | |
| 2010s | 149 | |
| 2020s | 129 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 35.9°F | 20.7°F | 28.3°F | 2.97 in | — | 12 |
| February | 40.8°F | 23.3°F | 32.0°F | 2.32 in | — | 10 |
| March | 50.8°F | 31.5°F | 41.1°F | 3.18 in | — | 11 |
| April | 63.9°F | 41.3°F | 52.6°F | 3.88 in | — | 11 |
| May | 74.2°F | 52.4°F | 63.3°F | 4.38 in | — | 13 |
| June | 81.4°F | 60.8°F | 71.1°F | 4.18 in | — | 13 |
| July | 84.3°F | 64.5°F | 74.4°F | 4.19 in | — | 10 |
| August | 83.0°F | 62.0°F | 72.5°F | 3.58 in | — | 8 |
| September | 77.9°F | 55.2°F | 66.5°F | 2.98 in | — | 8 |
| October | 65.5°F | 43.5°F | 54.5°F | 2.86 in | — | 10 |
| November | 52.3°F | 33.9°F | 43.1°F | 3.23 in | — | 10 |
| December | 40.1°F | 25.4°F | 32.7°F | 2.99 in | — | 12 |
Climate twins of Troy
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).