| 2023 Hardiness Zone: | Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 64c - Piedmont Uplands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 19352 - Lincoln University, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 22 | 23 | 31 | 39 | 49 | 59 | 64 | 62 | 55 | 43 | 34 | 27 | 42 |
| Avg Max Temp (°F) | 39 | 42 | 51 | 62 | 71 | 80 | 84 | 83 | 76 | 65 | 54 | 43 | 62 |
| Avg Precip (In.) | 3.73 | 2.86 | 3.92 | 3.69 | 4.43 | 4.03 | 4.4 | 3.92 | 4.48 | 3.42 | 3.61 | 3.59 | 46.07 |