Turner, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 43 °F (low) to 63.2 °F (high). Annual precipitation averages 46.7 Inches. Turner is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 35.2 °F | 47.3 °F | 6.55 in. |
| February | 35.3 °F | 51.1 °F | 5.1 in. |
| March | 37.6 °F | 55.7 °F | 5.34 in. |
| April | 40.5 °F | 60.4 °F | 4.02 in. |
| May | 45.5 °F | 67.5 °F | 2.79 in. |
| June | 49.7 °F | 73.1 °F | 1.71 in. |
| July | 53.3 °F | 81.8 °F | 0.44 in. |
| August | 53.1 °F | 82.3 °F | 0.48 in. |
| September | 49.3 °F | 76.4 °F | 1.75 in. |
| October | 43.4 °F | 64.1 °F | 3.96 in. |
| November | 38.6 °F | 52.7 °F | 6.71 in. |
| December | 34.8 °F | 46.4 °F | 7.83 in. |
| Annual | 43 °F | 63.2 °F | 46.68 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 40-50 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 |