| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 7a: 0F to 5F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | Apr. 21 - Apr. 30 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | 13c - Sagebrush Basins and Slopes | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 84044 - Magna, UT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 25 | 32 | 39 | 47 | 56 | 63 | 62 | 52 | 41 | 30 | 22 | 41 |
| Avg Max Temp (°F) | 37 | 43 | 51 | 59 | 68 | 80 | 88 | 88 | 76 | 62 | 47 | 38 | 61 |
| Avg Precip (In.) | 1.53 | .8 | 1.36 | 1.83 | 1.92 | .8 | .88 | .75 | .88 | 1.32 | 1.61 | .77 | 14.45 |