Waldport, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 7.4 °C (low) to 14.5 °C (high). Annual precipitation averages 1915.2 Millimeters. Waldport is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.8 °C | 11.1 °C | 291.34 mm |
| February | 4.3 °C | 11.8 °C | 214.88 mm |
| March | 4.7 °C | 12.3 °C | 229.62 mm |
| April | 5.8 °C | 12.9 °C | 158.24 mm |
| May | 7.9 °C | 15 °C | 95.25 mm |
| June | 9.7 °C | 16.5 °C | 68.58 mm |
| July | 11.1 °C | 17.9 °C | 16.76 mm |
| August | 11.1 °C | 18.4 °C | 24.38 mm |
| September | 10.2 °C | 18.4 °C | 54.86 mm |
| October | 8.3 °C | 16.1 °C | 152.15 mm |
| November | 6.2 °C | 12.8 °C | 280.67 mm |
| December | 4.4 °C | 10.4 °C | 328.42 mm |
| Annual | 7.4 °C | 14.5 °C | 1915.15 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |