Fairview, Utah has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from -0.9 °C (low) to 16 °C (high). Annual precipitation averages 360.5 Millimeters. Fairview is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.3 °C | 2.1 °C | 34.04 mm |
| February | -8.7 °C | 4.8 °C | 33.02 mm |
| March | -4.8 °C | 10.1 °C | 30.48 mm |
| April | -1.8 °C | 14.4 °C | 36.32 mm |
| May | 2.2 °C | 19.9 °C | 36.58 mm |
| June | 6.6 °C | 26.5 °C | 26.42 mm |
| July | 10.7 °C | 30.8 °C | 18.29 mm |
| August | 9.8 °C | 29.8 °C | 22.1 mm |
| September | 4.7 °C | 24.9 °C | 30.48 mm |
| October | -0.9 °C | 17.5 °C | 31.5 mm |
| November | -6.3 °C | 9.2 °C | 28.45 mm |
| December | -11.1 °C | 2.2 °C | 32.77 mm |
| Annual | -0.9 °C | 16 °C | 360.45 mm |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |