Braddyville, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.8 °F (low) to 61.9 °F (high). Annual precipitation averages 36.3 Inches. Braddyville is located in USDA Plant Hardiness Zone 5b. 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 | 13.2 °F | 33.1 °F | 0.82 in. |
| February | 17.3 °F | 38.1 °F | 1.11 in. |
| March | 28.2 °F | 51.1 °F | 2.06 in. |
| April | 38.6 °F | 62.9 °F | 3.49 in. |
| May | 51.1 °F | 73.1 °F | 5.49 in. |
| June | 61.5 °F | 82.2 °F | 5.17 in. |
| July | 65.2 °F | 85.9 °F | 4.75 in. |
| August | 62.3 °F | 84.3 °F | 3.84 in. |
| September | 53.0 °F | 78.3 °F | 3.35 in. |
| October | 40.5 °F | 65.9 °F | 2.9 in. |
| November | 28.4 °F | 50.3 °F | 1.92 in. |
| December | 18.7 °F | 37.7 °F | 1.36 in. |
| Annual | 39.8 °F | 61.9 °F | 36.26 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |