Crawfordsville, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 42.5 °F (low) to 63.6 °F (high). Annual precipitation averages 48.1 Inches. Crawfordsville is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 34.8 °F | 47.5 °F | 6.48 in. |
| February | 35.1 °F | 51.3 °F | 5.11 in. |
| March | 37.2 °F | 55.8 °F | 5.52 in. |
| April | 40.1 °F | 60.8 °F | 4.45 in. |
| May | 44.9 °F | 67.6 °F | 3.1 in. |
| June | 48.9 °F | 73.3 °F | 1.96 in. |
| July | 52.5 °F | 82.3 °F | 0.46 in. |
| August | 52.0 °F | 83.5 °F | 0.53 in. |
| September | 48.3 °F | 77.1 °F | 1.75 in. |
| October | 42.8 °F | 64.7 °F | 4.13 in. |
| November | 38.3 °F | 52.7 °F | 6.81 in. |
| December | 34.6 °F | 46.4 °F | 7.76 in. |
| Annual | 42.5 °F | 63.6 °F | 48.06 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 | Severe Drought |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |