Silver Lake, Oregon has a Continental Subarctic - Cold Dry Summer climate (Köppen classification: Dsc). Average annual temperatures range from -1.1 °C (low) to 16.2 °C (high). Annual precipitation averages 263.4 Millimeters. Silver Lake is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Aug. 21 - Aug. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.3 °C | 4.9 °C | 27.94 mm |
| February | -5.3 °C | 7.3 °C | 21.34 mm |
| March | -4 °C | 10.5 °C | 24.38 mm |
| April | -2.6 °C | 13.7 °C | 22.35 mm |
| May | 1 °C | 19 °C | 33.53 mm |
| June | 3.6 °C | 24 °C | 21.34 mm |
| July | 6.8 °C | 30 °C | 13.21 mm |
| August | 6.1 °C | 29.4 °C | 8.89 mm |
| September | 1.8 °C | 25.2 °C | 12.45 mm |
| October | -2.2 °C | 17.4 °C | 16.76 mm |
| November | -4.7 °C | 9 °C | 22.1 mm |
| December | -6.9 °C | 4.1 °C | 39.12 mm |
| Annual | -1.1 °C | 16.2 °C | 263.41 mm |
| Average First Frost Date | Aug. 21 - Aug. 31 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | 150-180 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 | Moderate Drought |
| Köppen Climate Classification | Dsc - Continental Subarctic - Cold Dry Summer |