Platea, Pennsylvania has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.7 °C (low) to 14.5 °C (high). Annual precipitation averages 1183.1 Millimeters. Platea is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.3 °C | 0.9 °C | 91.95 mm |
| February | -7.3 °C | 2.1 °C | 67.56 mm |
| March | -3.3 °C | 6.8 °C | 82.3 mm |
| April | 2.7 °C | 13.7 °C | 99.57 mm |
| May | 8.7 °C | 20 °C | 97.79 mm |
| June | 13.9 °C | 24.8 °C | 111.51 mm |
| July | 16.6 °C | 27.2 °C | 110.24 mm |
| August | 15.9 °C | 26.3 °C | 93.98 mm |
| September | 12.1 °C | 22.9 °C | 112.52 mm |
| October | 6.3 °C | 16.3 °C | 118.11 mm |
| November | 1.1 °C | 9.7 °C | 98.3 mm |
| December | -3.6 °C | 3.8 °C | 99.31 mm |
| Annual | 4.7 °C | 14.5 °C | 1183.14 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |