Logan, Utah has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 1.2 °C (low) to 15.6 °C (high). Annual precipitation averages 444.5 Millimeters. Logan is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.4 °C | 0.3 °C | 45.72 mm |
| February | -7.7 °C | 2.9 °C | 36.32 mm |
| March | -2.6 °C | 9.6 °C | 49.02 mm |
| April | 0.9 °C | 14.5 °C | 51.82 mm |
| May | 4.9 °C | 19.8 °C | 54.61 mm |
| June | 8.6 °C | 26.1 °C | 28.7 mm |
| July | 12.7 °C | 31.7 °C | 16.26 mm |
| August | 11.8 °C | 30.9 °C | 15.24 mm |
| September | 6.9 °C | 25.1 °C | 32.51 mm |
| October | 0.9 °C | 16.9 °C | 43.18 mm |
| November | -3.9 °C | 8.1 °C | 33.53 mm |
| December | -8.8 °C | 0.9 °C | 37.59 mm |
| Annual | 1.2 °C | 15.6 °C | 444.5 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |