Fairview, Oregon has a Warm-Summer Mediterranean Climate climate (Köppen classification: Csb). Average annual temperatures range from 6.3 °C (low) to 15.3 °C (high). Annual precipitation averages 2130 Millimeters. Fairview 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.2 °C | 7.9 °C | 159 mm |
| February | 2.6 °C | 10.2 °C | 108.46 mm |
| March | 3.8 °C | 13.2 °C | 127 mm |
| April | 5.8 °C | 16.2 °C | 96.77 mm |
| May | 8.8 °C | 20.2 °C | 75.44 mm |
| June | 11.2 °C | 23 °C | 58.42 mm |
| July | 13.4 °C | 27.3 °C | 16.76 mm |
| August | 13.6 °C | 27.7 °C | 17.27 mm |
| September | 11.2 °C | 24.3 °C | 41.15 mm |
| October | 7.8 °C | 17.7 °C | 101.35 mm |
| November | 4.7 °C | 11.4 °C | 176.02 mm |
| December | 2.2 °C | 7.6 °C | 175.26 mm |
| Annual | 7.3 °C | 17.2 °C | 1152.9 mm |
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.5 °C | 10.4 °C | 297.18 mm |
| February | 3.1 °C | 11.2 °C | 232.16 mm |
| March | 3.5 °C | 12.2 °C | 233.17 mm |
| April | 4.6 °C | 13.9 °C | 179.32 mm |
| May | 6.9 °C | 16.3 °C | 113.79 mm |
| June | 9.1 °C | 18.4 °C | 81.28 mm |
| July | 10.4 °C | 20.5 °C | 23.62 mm |
| August | 10.6 °C | 21.3 °C | 32 mm |
| September | 8.8 °C | 20.4 °C | 76.71 mm |
| October | 6.7 °C | 16.8 °C | 193.8 mm |
| November | 4.6 °C | 12.4 °C | 308.36 mm |
| December | 3.2 °C | 9.7 °C | 358.65 mm |
| Annual | 6.3 °C | 15.3 °C | 2130.04 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 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Csb - Warm-Summer Mediterranean Climate |
| 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 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 |