Stockton, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.6 °F (low) to 67 °F (high). Annual precipitation averages 25.4 Inches. Stockton is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 16.1 °F | 40.9 °F | 0.56 in. |
| February | 18.6 °F | 44.9 °F | 0.78 in. |
| March | 27.7 °F | 56.4 °F | 1.36 in. |
| April | 37.3 °F | 66.4 °F | 2.15 in. |
| May | 48.9 °F | 75.8 °F | 3.86 in. |
| June | 60.2 °F | 87.2 °F | 3.55 in. |
| July | 65.4 °F | 92.7 °F | 3.86 in. |
| August | 63.1 °F | 89.8 °F | 3.45 in. |
| September | 53.5 °F | 82.3 °F | 2.14 in. |
| October | 39.5 °F | 69.4 °F | 1.69 in. |
| November | 27.2 °F | 54.9 °F | 1.04 in. |
| December | 18.2 °F | 42.8 °F | 0.91 in. |
| Annual | 39.6 °F | 67 °F | 25.35 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°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 |