Punxsutawney, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 38 °F (low) to 59.4 °F (high). Annual precipitation averages 45.8 Inches. Punxsutawney is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.5 °F | 34.1 °F | 3.53 in. |
| February | 18.2 °F | 37.1 °F | 2.68 in. |
| March | 25.1 °F | 46.3 °F | 3.53 in. |
| April | 35.1 °F | 60.4 °F | 3.9 in. |
| May | 45.5 °F | 70.9 °F | 3.98 in. |
| June | 54.7 °F | 78.0 °F | 4.64 in. |
| July | 58.7 °F | 81.6 °F | 4.7 in. |
| August | 57.2 °F | 80.9 °F | 4.15 in. |
| September | 50.4 °F | 74.2 °F | 4.12 in. |
| October | 39.2 °F | 62.2 °F | 3.37 in. |
| November | 30.4 °F | 49.2 °F | 3.54 in. |
| December | 23.5 °F | 38.4 °F | 3.61 in. |
| Annual | 38 °F | 59.4 °F | 45.75 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |