Elizabethtown, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.3 °F (low) to 63 °F (high). Annual precipitation averages 45.2 Inches. Elizabethtown is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.1 °F | 38.4 °F | 3.13 in. |
| February | 23.1 °F | 41.2 °F | 2.57 in. |
| March | 30.8 °F | 50.1 °F | 3.79 in. |
| April | 40.9 °F | 63.1 °F | 3.52 in. |
| May | 51.1 °F | 72.9 °F | 4.0 in. |
| June | 60.7 °F | 81.3 °F | 4.26 in. |
| July | 65.0 °F | 86.1 °F | 4.51 in. |
| August | 63.3 °F | 84.2 °F | 3.91 in. |
| September | 56.1 °F | 77.2 °F | 4.69 in. |
| October | 44.6 °F | 65.2 °F | 4.19 in. |
| November | 34.6 °F | 53.7 °F | 3.16 in. |
| December | 27.1 °F | 42.9 °F | 3.5 in. |
| Annual | 43.3 °F | 63 °F | 45.23 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |