Oreland, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 8 °C (low) to 17.8 °C (high). Annual precipitation averages 1218.7 Millimeters. Oreland is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.7 °C | 4.7 °C | 86.87 mm |
| February | -2.8 °C | 6.2 °C | 70.1 mm |
| March | 0.9 °C | 10.7 °C | 106.43 mm |
| April | 6.4 °C | 17.2 °C | 94.49 mm |
| May | 11.9 °C | 22.6 °C | 103.63 mm |
| June | 17.2 °C | 27.7 °C | 111.25 mm |
| July | 20.3 °C | 30.1 °C | 117.6 mm |
| August | 19.4 °C | 29.2 °C | 123.95 mm |
| September | 15.4 °C | 25.6 °C | 111.76 mm |
| October | 8.9 °C | 18.9 °C | 100.33 mm |
| November | 3.3 °C | 12.8 °C | 82.04 mm |
| December | -0.8 °C | 7.3 °C | 110.24 mm |
| Annual | 8 °C | 17.8 °C | 1218.69 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |