Ida Grove, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 36.4 °F (low) to 58.7 °F (high). Annual precipitation averages 31.8 Inches. Ida Grove is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.0 °F | 27.9 °F | 0.78 in. |
| February | 13.0 °F | 32.6 °F | 0.87 in. |
| March | 24.3 °F | 45.9 °F | 1.74 in. |
| April | 35.1 °F | 59.8 °F | 3.34 in. |
| May | 47.6 °F | 71.2 °F | 4.41 in. |
| June | 58.5 °F | 81.4 °F | 5.16 in. |
| July | 62.3 °F | 84.3 °F | 3.62 in. |
| August | 59.6 °F | 82.4 °F | 4.3 in. |
| September | 50.3 °F | 76.3 °F | 2.95 in. |
| October | 37.6 °F | 62.8 °F | 2.23 in. |
| November | 24.9 °F | 46.5 °F | 1.36 in. |
| December | 14.8 °F | 32.9 °F | 1.02 in. |
| Annual | 36.4 °F | 58.7 °F | 31.78 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |