Baileyville, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 39.6 °F (low) to 59.4 °F (high). Annual precipitation averages 43.1 Inches. Baileyville is located in USDA Plant Hardiness Zone 6b. 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 | 18.8 °F | 34.6 °F | 3.0 in. |
| February | 19.7 °F | 37.5 °F | 2.53 in. |
| March | 26.6 °F | 46.4 °F | 3.44 in. |
| April | 37.3 °F | 59.7 °F | 3.69 in. |
| May | 47.8 °F | 70.0 °F | 4.07 in. |
| June | 56.7 °F | 77.8 °F | 4.15 in. |
| July | 60.7 °F | 82.1 °F | 3.87 in. |
| August | 59.1 °F | 80.4 °F | 3.96 in. |
| September | 51.7 °F | 73.6 °F | 4.28 in. |
| October | 40.9 °F | 61.7 °F | 3.78 in. |
| November | 31.5 °F | 50.0 °F | 3.06 in. |
| December | 24.3 °F | 39.0 °F | 3.27 in. |
| Annual | 39.6 °F | 59.4 °F | 43.1 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 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |