Speed, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 39.3 °F (low) to 66.6 °F (high). Annual precipitation averages 24.3 Inches. Speed 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 | 15.5 °F | 40.5 °F | 0.51 in. |
| February | 18.1 °F | 44.5 °F | 0.71 in. |
| March | 27.4 °F | 56.1 °F | 1.37 in. |
| April | 37.0 °F | 65.9 °F | 2.27 in. |
| May | 48.7 °F | 75.3 °F | 3.87 in. |
| June | 60.1 °F | 87.0 °F | 3.19 in. |
| July | 65.2 °F | 92.4 °F | 3.74 in. |
| August | 62.9 °F | 89.5 °F | 3.13 in. |
| September | 53.1 °F | 81.9 °F | 1.97 in. |
| October | 39.1 °F | 69.0 °F | 1.88 in. |
| November | 26.7 °F | 54.6 °F | 0.9 in. |
| December | 17.6 °F | 42.4 °F | 0.78 in. |
| Annual | 39.3 °F | 66.6 °F | 24.32 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 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 |