| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F | |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| Average First Frost Date: | Nov. 1 - Nov. 10 | |
| Average Last Frost Date: | Apr. 11 - Apr. 20 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 63a - Delaware River Terraces and Uplands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 19125 - Philadelphia, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 24 | 26 | 34 | 42 | 52 | 62 | 67 | 66 | 59 | 47 | 38 | 29 | 45 |
| Avg Max Temp (°F) | 40 | 43 | 52 | 63 | 73 | 82 | 86 | 85 | 78 | 67 | 55 | 45 | 64 |
| Avg Precip (In.) | 3.8 | 2.87 | 4.03 | 3.83 | 4.36 | 3.87 | 4.61 | 4.45 | 4.24 | 3.3 | 3.56 | 3.58 | 46.49 |