Ashland, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.6 °F (low) to 59.9 °F (high). Annual precipitation averages 39.7 Inches. Ashland 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 | 17.6 °F | 33.7 °F | 2.81 in. |
| February | 19.0 °F | 36.6 °F | 2.03 in. |
| March | 26.9 °F | 46.4 °F | 2.87 in. |
| April | 37.6 °F | 60.3 °F | 3.69 in. |
| May | 48.3 °F | 70.8 °F | 4.13 in. |
| June | 57.6 °F | 79.4 °F | 4.5 in. |
| July | 61.0 °F | 83.0 °F | 4.19 in. |
| August | 59.3 °F | 81.6 °F | 3.64 in. |
| September | 51.9 °F | 75.6 °F | 3.35 in. |
| October | 41.0 °F | 63.2 °F | 3.02 in. |
| November | 31.7 °F | 49.7 °F | 2.86 in. |
| December | 23.6 °F | 38.4 °F | 2.6 in. |
| Annual | 39.6 °F | 59.9 °F | 39.69 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 |