Humboldt, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45.4 °F (low) to 67.1 °F (high). Annual precipitation averages 42.7 Inches. Humboldt is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 21.4 °F | 42.2 °F | 1.33 in. |
| February | 25.0 °F | 46.9 °F | 1.7 in. |
| March | 34.3 °F | 57.5 °F | 2.79 in. |
| April | 44.1 °F | 67.2 °F | 4.4 in. |
| May | 55.2 °F | 75.3 °F | 5.96 in. |
| June | 64.7 °F | 84.7 °F | 5.41 in. |
| July | 68.9 °F | 89.4 °F | 4.5 in. |
| August | 66.7 °F | 88.8 °F | 4.18 in. |
| September | 58.2 °F | 81.4 °F | 4.6 in. |
| October | 45.9 °F | 69.6 °F | 3.62 in. |
| November | 34.6 °F | 56.8 °F | 2.39 in. |
| December | 25.3 °F | 45.1 °F | 1.83 in. |
| Annual | 45.4 °F | 67.1 °F | 42.71 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |