Ola, South Dakota has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 35.4 °F (low) to 59.1 °F (high). Annual precipitation averages 23.4 Inches. Ola is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.1 °F | 29.9 °F | 0.49 in. |
| February | 12.6 °F | 34.6 °F | 0.62 in. |
| March | 22.5 °F | 46.2 °F | 1.05 in. |
| April | 33.5 °F | 58.2 °F | 2.66 in. |
| May | 45.6 °F | 69.3 °F | 3.53 in. |
| June | 56.7 °F | 79.9 °F | 3.98 in. |
| July | 61.9 °F | 87.2 °F | 2.81 in. |
| August | 59.5 °F | 85.2 °F | 2.75 in. |
| September | 50.1 °F | 77.3 °F | 2.34 in. |
| October | 36.2 °F | 61.8 °F | 1.87 in. |
| November | 23.3 °F | 46.1 °F | 0.76 in. |
| December | 13.3 °F | 33.3 °F | 0.56 in. |
| Annual | 35.4 °F | 59.1 °F | 23.42 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |