Pulaski, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41.1 °F (low) to 61.3 °F (high). Annual precipitation averages 38.9 Inches. Pulaski is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.0 °F | 32.5 °F | 1.34 in. |
| February | 18.5 °F | 37.1 °F | 1.69 in. |
| March | 29.4 °F | 50.0 °F | 2.29 in. |
| April | 40.2 °F | 62.7 °F | 3.8 in. |
| May | 51.7 °F | 72.5 °F | 5.48 in. |
| June | 61.6 °F | 81.9 °F | 5.24 in. |
| July | 65.4 °F | 85.8 °F | 4.4 in. |
| August | 63.2 °F | 84.3 °F | 4.03 in. |
| September | 54.4 °F | 77.3 °F | 3.8 in. |
| October | 42.7 °F | 64.9 °F | 2.94 in. |
| November | 30.7 °F | 49.7 °F | 2.27 in. |
| December | 20.9 °F | 37.3 °F | 1.62 in. |
| Annual | 41.1 °F | 61.3 °F | 38.9 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |