Waverly, Washington has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 36 °F (low) to 58.5 °F (high). Annual precipitation averages 20.5 Inches. Waverly is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.6 °F | 36.4 °F | 2.54 in. |
| February | 25.5 °F | 40.7 °F | 1.8 in. |
| March | 29.5 °F | 48.6 °F | 2.2 in. |
| April | 34.3 °F | 56.6 °F | 1.7 in. |
| May | 40.9 °F | 65.9 °F | 1.91 in. |
| June | 46.5 °F | 72.2 °F | 1.57 in. |
| July | 50.5 °F | 83.7 °F | 0.55 in. |
| August | 50.0 °F | 84.2 °F | 0.5 in. |
| September | 42.7 °F | 74.5 °F | 0.67 in. |
| October | 34.7 °F | 59.4 °F | 1.69 in. |
| November | 29.2 °F | 44.2 °F | 2.58 in. |
| December | 24.0 °F | 35.3 °F | 2.83 in. |
| Annual | 36 °F | 58.5 °F | 20.54 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 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 | Moderate Drought |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |