Tremont City, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.3 °F (low) to 62.1 °F (high). Annual precipitation averages 42.1 Inches. Tremont City is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.2 °F | 35.8 °F | 3.01 in. |
| February | 22.2 °F | 39.5 °F | 2.35 in. |
| March | 30.3 °F | 49.8 °F | 3.22 in. |
| April | 40.7 °F | 62.7 °F | 4.19 in. |
| May | 51.7 °F | 72.9 °F | 4.74 in. |
| June | 60.5 °F | 81.7 °F | 4.46 in. |
| July | 63.6 °F | 84.5 °F | 4.64 in. |
| August | 61.5 °F | 83.5 °F | 3.31 in. |
| September | 54.4 °F | 77.8 °F | 3.28 in. |
| October | 43.1 °F | 65.3 °F | 2.85 in. |
| November | 33.1 °F | 51.5 °F | 3.06 in. |
| December | 25.7 °F | 40.2 °F | 3.03 in. |
| Annual | 42.3 °F | 62.1 °F | 42.14 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |