White Haven, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.7 °F (low) to 58.6 °F (high). Annual precipitation averages 49.8 Inches. White Haven 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.2 °F | 33.5 °F | 3.51 in. |
| February | 17.5 °F | 36.4 °F | 2.72 in. |
| March | 24.9 °F | 44.6 °F | 3.54 in. |
| April | 35.3 °F | 58.5 °F | 4.05 in. |
| May | 45.8 °F | 69.5 °F | 4.22 in. |
| June | 54.7 °F | 77.3 °F | 5.14 in. |
| July | 59.0 °F | 81.7 °F | 4.68 in. |
| August | 57.3 °F | 79.9 °F | 4.57 in. |
| September | 50.2 °F | 73.0 °F | 5.15 in. |
| October | 39.1 °F | 61.1 °F | 4.79 in. |
| November | 29.9 °F | 49.2 °F | 3.54 in. |
| December | 22.5 °F | 38.2 °F | 3.92 in. |
| Annual | 37.7 °F | 58.6 °F | 49.83 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| 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 |