Silver Lake, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 41.6 °F (low) to 59.5 °F (high). Annual precipitation averages 40 Inches. Silver Lake is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.8 °F | 33.9 °F | 2.73 in. |
| February | 20.8 °F | 36.6 °F | 2.14 in. |
| March | 28.3 °F | 45.9 °F | 3.04 in. |
| April | 39.5 °F | 59.4 °F | 3.6 in. |
| May | 49.9 °F | 70.5 °F | 4.05 in. |
| June | 59.2 °F | 78.8 °F | 4.18 in. |
| July | 63.0 °F | 82.8 °F | 4.11 in. |
| August | 61.3 °F | 81.3 °F | 3.58 in. |
| September | 54.3 °F | 74.6 °F | 3.59 in. |
| October | 43.6 °F | 62.1 °F | 3.22 in. |
| November | 34.0 °F | 49.6 °F | 2.9 in. |
| December | 25.8 °F | 38.6 °F | 2.85 in. |
| Annual | 41.6 °F | 59.5 °F | 39.99 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |