Garibaldi, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 7 °C (low) to 14.1 °C (high). Annual precipitation averages 2436.4 Millimeters. Garibaldi is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.1 °C | 10.2 °C | 356.87 mm |
| February | 3.8 °C | 10.8 °C | 258.32 mm |
| March | 4.2 °C | 11.8 °C | 275.34 mm |
| April | 5.3 °C | 12.7 °C | 203.71 mm |
| May | 7.7 °C | 14.6 °C | 122.43 mm |
| June | 9.8 °C | 16.4 °C | 88.65 mm |
| July | 11.2 °C | 18.3 °C | 25.91 mm |
| August | 11.2 °C | 18.6 °C | 36.83 mm |
| September | 9.8 °C | 18.2 °C | 87.12 mm |
| October | 7.7 °C | 15.4 °C | 217.42 mm |
| November | 5.5 °C | 12.3 °C | 369.32 mm |
| December | 3.9 °C | 9.8 °C | 394.46 mm |
| Annual | 7 °C | 14.1 °C | 2436.38 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |