Bellevue, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41 °F (low) to 59.8 °F (high). Annual precipitation averages 40.5 Inches. Bellevue is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.6 °F | 33.4 °F | 2.66 in. |
| February | 20.0 °F | 36.2 °F | 2.21 in. |
| March | 28.0 °F | 45.9 °F | 2.81 in. |
| April | 38.3 °F | 59.3 °F | 3.97 in. |
| May | 49.8 °F | 70.7 °F | 4.06 in. |
| June | 59.5 °F | 79.7 °F | 4.27 in. |
| July | 62.9 °F | 83.5 °F | 4.21 in. |
| August | 61.0 °F | 81.7 °F | 3.57 in. |
| September | 53.8 °F | 75.8 °F | 3.76 in. |
| October | 42.8 °F | 63.4 °F | 3.11 in. |
| November | 33.1 °F | 49.7 °F | 2.86 in. |
| December | 24.7 °F | 38.4 °F | 2.96 in. |
| Annual | 41 °F | 59.8 °F | 40.45 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 |