Lockwood, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 7.6 °C (low) to 19.6 °C (high). Annual precipitation averages 1190.5 Millimeters. Lockwood is located in USDA Plant Hardiness Zone 7a. 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 | -5.1 °C | 6 °C | 54.86 mm |
| February | -3.1 °C | 8.8 °C | 54.36 mm |
| March | 1.6 °C | 14.1 °C | 90.93 mm |
| April | 6.8 °C | 19.5 °C | 128.52 mm |
| May | 12.6 °C | 24.1 °C | 157.99 mm |
| June | 17.7 °C | 29 °C | 134.11 mm |
| July | 20 °C | 31.7 °C | 109.47 mm |
| August | 19 °C | 31.4 °C | 95.25 mm |
| September | 14.3 °C | 27.3 °C | 117.6 mm |
| October | 7.8 °C | 20.9 °C | 92.46 mm |
| November | 1.9 °C | 13.8 °C | 87.12 mm |
| December | -2.9 °C | 8 °C | 67.82 mm |
| Annual | 7.6 °C | 19.6 °C | 1190.49 mm |
| 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 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |