Oakridge, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 41.8 °F (low) to 62 °F (high). Annual precipitation averages 46.7 Inches. Oakridge is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 32.7 °F | 44.4 °F | 6.44 in. |
| February | 33.8 °F | 49.7 °F | 4.72 in. |
| March | 35.6 °F | 54.4 °F | 5.12 in. |
| April | 38.7 °F | 59.6 °F | 4.41 in. |
| May | 44.1 °F | 67.0 °F | 3.35 in. |
| June | 48.5 °F | 71.5 °F | 2.0 in. |
| July | 53.2 °F | 80.9 °F | 0.49 in. |
| August | 52.8 °F | 81.6 °F | 0.57 in. |
| September | 48.6 °F | 76.0 °F | 1.59 in. |
| October | 42.7 °F | 64.4 °F | 3.72 in. |
| November | 37.3 °F | 50.8 °F | 6.67 in. |
| December | 33.3 °F | 43.8 °F | 7.65 in. |
| Annual | 41.8 °F | 62 °F | 46.73 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 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 | Extreme Drought |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |