| 2023 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 |
| 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 Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| Average First Frost Date: | Sep.11 - Sep. 20 |
| Average Last Frost Date: | Jun. 11 - Jun. 20 |
| Koppen-Geiger Climate Zone: | Dsa - Humid Continental Climate - Dry Warm Summer |
| Ecoregion: | 13f - Moist Wasatch Front Footslopes |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 84109 - Salt Lake City, UT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 24 | 30 | 36 | 44 | 52 | 60 | 59 | 50 | 39 | 29 | 21 | 39 |
| Avg Max Temp (°F) | 37 | 43 | 50 | 58 | 68 | 78 | 87 | 85 | 75 | 61 | 46 | 38 | 61 |
| Avg Precip (In.) | 2.02 | 1.69 | 2.19 | 2.32 | 2.37 | .9 | .87 | .89 | .9 | 1.98 | 1.66 | 1.76 | 19.56 |