Hoytsville, Utah has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from -0.6 °C (low) to 16.1 °C (high). Annual precipitation averages 403.6 Millimeters. Hoytsville is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.1 - Sep. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -10.6 °C | 2.3 °C | 34.8 mm |
| February | -8.5 °C | 4.7 °C | 27.94 mm |
| March | -4.1 °C | 10.2 °C | 33.53 mm |
| April | -1 °C | 14.6 °C | 42.16 mm |
| May | 2.7 °C | 20 °C | 47.75 mm |
| June | 6.1 °C | 26.2 °C | 31.24 mm |
| July | 10.1 °C | 31.2 °C | 23.11 mm |
| August | 9.3 °C | 30.2 °C | 22.1 mm |
| September | 4.6 °C | 25.1 °C | 32.51 mm |
| October | -0.7 °C | 17.7 °C | 38.1 mm |
| November | -5.4 °C | 8.9 °C | 35.56 mm |
| December | -9.7 °C | 2.4 °C | 34.8 mm |
| Annual | -0.6 °C | 16.1 °C | 403.6 mm |
| Average First Frost Date | Sep.1 - Sep. 10 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |