Lake Park, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 35.6 °F (low) to 55.4 °F (high). Annual precipitation averages 30.5 Inches. Lake Park 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 | 6.5 °F | 23.6 °F | 0.74 in. |
| February | 10.4 °F | 27.9 °F | 0.86 in. |
| March | 22.2 °F | 40.6 °F | 1.59 in. |
| April | 34.5 °F | 56.2 °F | 3.25 in. |
| May | 47.3 °F | 68.9 °F | 4.4 in. |
| June | 58.4 °F | 79.2 °F | 4.81 in. |
| July | 62.2 °F | 83.2 °F | 3.58 in. |
| August | 59.6 °F | 80.4 °F | 3.6 in. |
| September | 51.0 °F | 74.0 °F | 3.03 in. |
| October | 37.6 °F | 59.9 °F | 2.31 in. |
| November | 24.5 °F | 42.8 °F | 1.38 in. |
| December | 12.6 °F | 28.6 °F | 0.99 in. |
| Annual | 35.6 °F | 55.4 °F | 30.54 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 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 |