Bladensburg, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.7 °C (low) to 16.2 °C (high). Annual precipitation averages 1068.6 Millimeters. Bladensburg 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.3 °C | 1.9 °C | 81.79 mm |
| February | -6.4 °C | 3.7 °C | 62.48 mm |
| March | -2 °C | 9.3 °C | 86.87 mm |
| April | 3.8 °C | 16.6 °C | 99.82 mm |
| May | 9.6 °C | 22.1 °C | 106.43 mm |
| June | 14.6 °C | 26.7 °C | 120.4 mm |
| July | 16.4 °C | 28.5 °C | 106.43 mm |
| August | 15.4 °C | 27.8 °C | 93.22 mm |
| September | 11.3 °C | 24.5 °C | 83.06 mm |
| October | 4.9 °C | 17.8 °C | 74.17 mm |
| November | -0.2 °C | 10.6 °C | 75.18 mm |
| December | -4.2 °C | 4.4 °C | 78.74 mm |
| Annual | 4.7 °C | 16.2 °C | 1068.59 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| 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 |