Elkton, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 5.8 °C (low) to 18.9 °C (high). Annual precipitation averages 1271 Millimeters. Elkton is located in USDA Plant Hardiness Zone 8b. 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 | 2.1 °C | 9.9 °C | 206.25 mm |
| February | 2.2 °C | 12.2 °C | 148.84 mm |
| March | 3 °C | 14.6 °C | 145.29 mm |
| April | 4.4 °C | 17.2 °C | 112.27 mm |
| May | 6.7 °C | 21.2 °C | 66.55 mm |
| June | 8.9 °C | 24.6 °C | 32.77 mm |
| July | 10.9 °C | 29.1 °C | 8.13 mm |
| August | 10.6 °C | 29.9 °C | 8.89 mm |
| September | 8.7 °C | 27 °C | 35.05 mm |
| October | 6.1 °C | 19.8 °C | 88.39 mm |
| November | 4 °C | 12.6 °C | 177.04 mm |
| December | 2 °C | 9.2 °C | 241.55 mm |
| Annual | 5.8 °C | 18.9 °C | 1271.02 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |