Wyoming, Pennsylvania has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 5 °C (low) to 16.1 °C (high). Annual precipitation averages 1058.9 Millimeters. Wyoming is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.8 °C | 2.1 °C | 65.02 mm |
| February | -6.3 °C | 3.7 °C | 58.67 mm |
| March | -2.2 °C | 8.6 °C | 67.82 mm |
| April | 3.7 °C | 15.7 °C | 90.42 mm |
| May | 9.5 °C | 22.1 °C | 87.38 mm |
| June | 14.4 °C | 26.6 °C | 115.57 mm |
| July | 16.9 °C | 29.3 °C | 111.76 mm |
| August | 15.9 °C | 28.2 °C | 100.08 mm |
| September | 12 °C | 24.3 °C | 109.98 mm |
| October | 5.8 °C | 17.3 °C | 105.16 mm |
| November | 0.8 °C | 10.9 °C | 70.61 mm |
| December | -3.4 °C | 4.9 °C | 76.45 mm |
| Annual | 5 °C | 16.1 °C | 1058.92 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |