Centre Hall, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.8 °F (low) to 58.5 °F (high). Annual precipitation averages 43.8 Inches. Centre Hall is located in USDA Plant Hardiness Zone 6b. 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 | 17.9 °F | 33.6 °F | 3.03 in. |
| February | 18.8 °F | 36.5 °F | 2.41 in. |
| March | 25.8 °F | 45.3 °F | 3.43 in. |
| April | 36.7 °F | 58.8 °F | 3.59 in. |
| May | 47.3 °F | 69.5 °F | 4.32 in. |
| June | 55.8 °F | 77.0 °F | 3.95 in. |
| July | 59.7 °F | 81.3 °F | 4.19 in. |
| August | 57.9 °F | 79.6 °F | 4.27 in. |
| September | 50.7 °F | 72.7 °F | 4.35 in. |
| October | 40.2 °F | 60.7 °F | 3.91 in. |
| November | 30.9 °F | 49.1 °F | 3.05 in. |
| December | 23.5 °F | 37.9 °F | 3.26 in. |
| Annual | 38.8 °F | 58.5 °F | 43.76 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 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 |