Beaverdale, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.1 °F (low) to 61.3 °F (high). Annual precipitation averages 39.3 Inches. Beaverdale is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.9 °F | 32.2 °F | 1.67 in. |
| February | 19.7 °F | 37.0 °F | 1.86 in. |
| March | 30.1 °F | 49.5 °F | 2.64 in. |
| April | 41.1 °F | 62.3 °F | 3.94 in. |
| May | 52.8 °F | 72.8 °F | 5.08 in. |
| June | 62.5 °F | 82.1 °F | 4.77 in. |
| July | 66.1 °F | 85.5 °F | 4.23 in. |
| August | 63.9 °F | 83.9 °F | 3.78 in. |
| September | 55.5 °F | 77.8 °F | 3.71 in. |
| October | 43.7 °F | 65.1 °F | 3.05 in. |
| November | 32.0 °F | 49.9 °F | 2.58 in. |
| December | 21.9 °F | 37.4 °F | 1.95 in. |
| Annual | 42.1 °F | 61.3 °F | 39.26 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |