Hastings, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3 °C (low) to 14.2 °C (high). Annual precipitation averages 1161.8 Millimeters. Hastings is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.5 °C | 0.4 °C | 88.39 mm |
| February | -8 °C | 2.1 °C | 70.36 mm |
| March | -4.2 °C | 7 °C | 93.47 mm |
| April | 1.7 °C | 14.4 °C | 98.3 mm |
| May | 7.6 °C | 20.2 °C | 105.41 mm |
| June | 12.3 °C | 24.5 °C | 110.49 mm |
| July | 14.6 °C | 26.7 °C | 114.3 mm |
| August | 13.7 °C | 25.8 °C | 106.93 mm |
| September | 9.9 °C | 22.2 °C | 106.68 mm |
| October | 3.9 °C | 15.7 °C | 86.87 mm |
| November | -1.6 °C | 8.7 °C | 89.15 mm |
| December | -5.4 °C | 2.8 °C | 91.44 mm |
| Annual | 3 °C | 14.2 °C | 1161.79 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |