Timberlake, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.4 °C (low) to 14.4 °C (high). Annual precipitation averages 1015.7 Millimeters. Timberlake is located in USDA Plant Hardiness Zone 7a. 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 | -5.7 °C | 1.4 °C | 73.15 mm |
| February | -5.4 °C | 2.2 °C | 52.58 mm |
| March | -1.9 °C | 6.2 °C | 67.06 mm |
| April | 4.2 °C | 13.4 °C | 85.85 mm |
| May | 10.5 °C | 19.4 °C | 90.42 mm |
| June | 16 °C | 24.4 °C | 89.41 mm |
| July | 18.3 °C | 26.4 °C | 100.58 mm |
| August | 17.7 °C | 25.8 °C | 96.01 mm |
| September | 14 °C | 22.7 °C | 103.12 mm |
| October | 8.2 °C | 16.4 °C | 100.84 mm |
| November | 2.7 °C | 10 °C | 79.25 mm |
| December | -2.2 °C | 4.2 °C | 77.47 mm |
| Annual | 6.4 °C | 14.4 °C | 1015.74 mm |
| 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 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |