Kings Valley, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 42.2 °F (low) to 63 °F (high). Annual precipitation averages 54.2 Inches. Kings Valley is located in USDA Plant Hardiness Zone 8b. 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 | 34.6 °F | 46.7 °F | 8.25 in. |
| February | 34.8 °F | 50.6 °F | 6.34 in. |
| March | 36.9 °F | 55.4 °F | 5.84 in. |
| April | 39.6 °F | 60.2 °F | 4.31 in. |
| May | 44.5 °F | 67.4 °F | 2.48 in. |
| June | 48.7 °F | 72.8 °F | 1.4 in. |
| July | 51.9 °F | 81.5 °F | 0.31 in. |
| August | 51.8 °F | 82.3 °F | 0.5 in. |
| September | 48.7 °F | 76.6 °F | 1.76 in. |
| October | 42.8 °F | 64.0 °F | 4.27 in. |
| November | 38.0 °F | 52.5 °F | 8.04 in. |
| December | 34.3 °F | 45.8 °F | 10.72 in. |
| Annual | 42.2 °F | 63 °F | 54.22 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |