Morgan, Utah has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 1.1 °C (low) to 16.3 °C (high). Annual precipitation averages 464.3 Millimeters. Morgan is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.2 °C | 2.2 °C | 49.02 mm |
| February | -7.1 °C | 5.1 °C | 41.66 mm |
| March | -2.7 °C | 10.8 °C | 45.47 mm |
| April | 0.4 °C | 14.7 °C | 49.28 mm |
| May | 4.7 °C | 20.1 °C | 49.78 mm |
| June | 8.3 °C | 26.3 °C | 31.24 mm |
| July | 12.5 °C | 31.5 °C | 14.48 mm |
| August | 11.7 °C | 30.7 °C | 19.56 mm |
| September | 6.6 °C | 25.1 °C | 34.29 mm |
| October | 0.8 °C | 17.3 °C | 40.13 mm |
| November | -4.1 °C | 9.1 °C | 41.91 mm |
| December | -8.7 °C | 2.4 °C | 47.5 mm |
| Annual | 1.1 °C | 16.3 °C | 464.32 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 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 | Severe Drought |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |