White, South Dakota has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 33.3 °F (low) to 53.4 °F (high). Annual precipitation averages 26.9 Inches. White is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.0 °F | 21.9 °F | 0.61 in. |
| February | 8.0 °F | 26.4 °F | 0.62 in. |
| March | 19.8 °F | 38.6 °F | 1.31 in. |
| April | 32.0 °F | 53.6 °F | 2.55 in. |
| May | 45.0 °F | 66.5 °F | 3.61 in. |
| June | 55.9 °F | 76.3 °F | 4.46 in. |
| July | 60.2 °F | 81.2 °F | 3.5 in. |
| August | 57.7 °F | 79.0 °F | 3.23 in. |
| September | 49.0 °F | 71.7 °F | 3.09 in. |
| October | 35.4 °F | 57.3 °F | 2.14 in. |
| November | 22.1 °F | 40.8 °F | 1.03 in. |
| December | 10.2 °F | 27.0 °F | 0.79 in. |
| Annual | 33.3 °F | 53.4 °F | 26.94 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |