Bucklin, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.7 °C (low) to 17.2 °C (high). Annual precipitation averages 1043.7 Millimeters. Bucklin is located in USDA Plant Hardiness Zone 6a. 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 | -8.3 °C | 1.7 °C | 35.56 mm |
| February | -6.4 °C | 4.7 °C | 45.72 mm |
| March | -0.8 °C | 11.3 °C | 67.56 mm |
| April | 5.3 °C | 17.6 °C | 102.11 mm |
| May | 11.4 °C | 22.8 °C | 140.21 mm |
| June | 16.7 °C | 27.8 °C | 138.18 mm |
| July | 18.9 °C | 30.3 °C | 121.92 mm |
| August | 17.7 °C | 29.7 °C | 100.08 mm |
| September | 12.8 °C | 25.6 °C | 105.92 mm |
| October | 6.5 °C | 18.9 °C | 81.53 mm |
| November | 0.2 °C | 11.2 °C | 61.21 mm |
| December | -5.2 °C | 4.2 °C | 43.69 mm |
| Annual | 5.7 °C | 17.2 °C | 1043.69 mm |
| 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 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |