Titonka, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 36.6 °F (low) to 56.1 °F (high). Annual precipitation averages 32.8 Inches. Titonka 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 | 7.8 °F | 24.4 °F | 0.77 in. |
| February | 12.0 °F | 28.8 °F | 0.91 in. |
| March | 24.2 °F | 41.8 °F | 1.87 in. |
| April | 35.8 °F | 58.1 °F | 3.61 in. |
| May | 48.2 °F | 69.3 °F | 4.52 in. |
| June | 59.3 °F | 79.4 °F | 4.88 in. |
| July | 62.6 °F | 82.3 °F | 4.51 in. |
| August | 59.8 °F | 80.0 °F | 3.78 in. |
| September | 51.2 °F | 74.2 °F | 3.03 in. |
| October | 38.4 °F | 60.6 °F | 2.24 in. |
| November | 25.7 °F | 43.8 °F | 1.52 in. |
| December | 14.4 °F | 30.0 °F | 1.15 in. |
| Annual | 36.6 °F | 56.1 °F | 32.79 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 | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |