Cape Meares, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 45.3 °F (low) to 59.7 °F (high). Annual precipitation averages 95.8 Inches. Cape Meares is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 39.6 °F | 49.5 °F | 14.07 in. |
| February | 39.4 °F | 51.5 °F | 10.32 in. |
| March | 40.5 °F | 54.1 °F | 10.72 in. |
| April | 42.2 °F | 57.3 °F | 7.99 in. |
| May | 46.6 °F | 61.9 °F | 4.82 in. |
| June | 49.4 °F | 65.3 °F | 3.45 in. |
| July | 52.6 °F | 70.1 °F | 0.98 in. |
| August | 52.4 °F | 71.6 °F | 1.37 in. |
| September | 50.6 °F | 69.6 °F | 3.41 in. |
| October | 46.8 °F | 62.8 °F | 8.57 in. |
| November | 43.4 °F | 53.4 °F | 14.44 in. |
| December | 39.8 °F | 48.8 °F | 15.66 in. |
| Annual | 45.3 °F | 59.7 °F | 95.8 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |