Pilot Knob, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.8 °F (low) to 67 °F (high). Annual precipitation averages 47.1 Inches. Pilot Knob is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 23.0 °F | 42.6 °F | 2.62 in. |
| February | 26.3 °F | 48.1 °F | 2.71 in. |
| March | 34.2 °F | 57.7 °F | 3.92 in. |
| April | 44.1 °F | 69.0 °F | 5.82 in. |
| May | 53.9 °F | 76.0 °F | 5.66 in. |
| June | 62.0 °F | 83.6 °F | 4.1 in. |
| July | 66.2 °F | 87.5 °F | 3.75 in. |
| August | 64.4 °F | 86.9 °F | 3.85 in. |
| September | 56.6 °F | 80.4 °F | 3.6 in. |
| October | 45.2 °F | 69.9 °F | 3.34 in. |
| November | 34.7 °F | 56.4 °F | 4.67 in. |
| December | 27.0 °F | 45.7 °F | 3.1 in. |
| Annual | 44.8 °F | 67 °F | 47.14 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |