Silver Lake, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7 °C (low) to 18.8 °C (high). Annual precipitation averages 929.6 Millimeters. Silver Lake is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.8 °C | 4.3 °C | 20.83 mm |
| February | -4.7 °C | 6.9 °C | 31.24 mm |
| March | 0.7 °C | 13.3 °C | 55.63 mm |
| April | 6.5 °C | 19.1 °C | 94.23 mm |
| May | 12.7 °C | 24.2 °C | 131.57 mm |
| June | 18.2 °C | 29.1 °C | 129.54 mm |
| July | 20.3 °C | 31.4 °C | 108.2 mm |
| August | 19 °C | 30.9 °C | 114.05 mm |
| September | 14.1 °C | 26.9 °C | 90.68 mm |
| October | 7.2 °C | 20.4 °C | 73.66 mm |
| November | 0.9 °C | 13.1 °C | 44.45 mm |
| December | -4.6 °C | 6.1 °C | 35.56 mm |
| Annual | 7 °C | 18.8 °C | 929.64 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |