Bingen, Washington has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 6.1 °C (low) to 17.2 °C (high). Annual precipitation averages 842.8 Millimeters. Bingen is located in USDA Plant Hardiness Zone 8a. 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 | 0.3 °C | 5.9 °C | 149.35 mm |
| February | 0.7 °C | 9 °C | 89.92 mm |
| March | 2.4 °C | 12.9 °C | 92.46 mm |
| April | 4.9 °C | 16.6 °C | 52.83 mm |
| May | 8.2 °C | 21.1 °C | 33.02 mm |
| June | 11.1 °C | 24.1 °C | 23.88 mm |
| July | 13.7 °C | 28.6 °C | 4.57 mm |
| August | 13.5 °C | 28.9 °C | 12.45 mm |
| September | 9.8 °C | 25.2 °C | 20.07 mm |
| October | 5.9 °C | 17.9 °C | 63.5 mm |
| November | 2.7 °C | 10.4 °C | 132.33 mm |
| December | 0.4 °C | 5.8 °C | 168.4 mm |
| Annual | 6.1 °C | 17.2 °C | 842.78 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |