Kirkpatrick, Oregon has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 40.1 °F (low) to 64.6 °F (high). Annual precipitation averages 15.3 Inches. Kirkpatrick is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 28.1 °F | 42.6 °F | 1.72 in. |
| February | 29.4 °F | 47.6 °F | 1.37 in. |
| March | 33.7 °F | 56.1 °F | 1.64 in. |
| April | 38.0 °F | 62.9 °F | 1.54 in. |
| May | 44.7 °F | 71.7 °F | 1.76 in. |
| June | 50.5 °F | 78.9 °F | 1.21 in. |
| July | 55.7 °F | 89.6 °F | 0.3 in. |
| August | 54.8 °F | 88.6 °F | 0.41 in. |
| September | 47.2 °F | 79.3 °F | 0.52 in. |
| October | 38.5 °F | 65.3 °F | 1.15 in. |
| November | 32.2 °F | 50.6 °F | 1.85 in. |
| December | 27.9 °F | 42.0 °F | 1.87 in. |
| Annual | 40.1 °F | 64.6 °F | 15.34 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |