Aaronsburg, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.1 °F (low) to 59.3 °F (high). Annual precipitation averages 42.9 Inches. Aaronsburg is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.1 °F | 33.5 °F | 2.97 in. |
| February | 18.5 °F | 36.8 °F | 2.34 in. |
| March | 25.3 °F | 45.8 °F | 3.27 in. |
| April | 36.0 °F | 59.6 °F | 3.65 in. |
| May | 46.4 °F | 70.6 °F | 3.98 in. |
| June | 55.4 °F | 78.6 °F | 4.13 in. |
| July | 59.2 °F | 82.8 °F | 4.15 in. |
| August | 57.3 °F | 81.1 °F | 3.94 in. |
| September | 50.0 °F | 73.6 °F | 4.25 in. |
| October | 39.2 °F | 61.5 °F | 3.77 in. |
| November | 29.9 °F | 49.2 °F | 3.14 in. |
| December | 22.8 °F | 38.0 °F | 3.28 in. |
| Annual | 38.1 °F | 59.3 °F | 42.87 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |