Archbold, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.4 °C (low) to 15.4 °C (high). Annual precipitation averages 922.3 Millimeters. Archbold 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 | -8.2 °C | 0.2 °C | 60.45 mm |
| February | -7.3 °C | 1.9 °C | 52.07 mm |
| March | -2.8 °C | 7.8 °C | 61.72 mm |
| April | 3 °C | 15.3 °C | 86.11 mm |
| May | 9.4 °C | 21.7 °C | 103.89 mm |
| June | 15 °C | 27.1 °C | 95 mm |
| July | 16.7 °C | 29.1 °C | 89.92 mm |
| August | 15.6 °C | 27.9 °C | 92.2 mm |
| September | 11.3 °C | 24.7 °C | 77.72 mm |
| October | 5.2 °C | 17.4 °C | 70.1 mm |
| November | -0.3 °C | 9.4 °C | 72.64 mm |
| December | -4.9 °C | 2.8 °C | 60.45 mm |
| Annual | 4.4 °C | 15.4 °C | 922.27 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |