Argyle, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.3 °F (low) to 65.9 °F (high). Annual precipitation averages 44.2 Inches. Argyle 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 | 21.2 °F | 40.5 °F | 2.34 in. |
| February | 24.8 °F | 45.5 °F | 2.2 in. |
| March | 33.2 °F | 55.8 °F | 3.44 in. |
| April | 43.5 °F | 66.9 °F | 4.65 in. |
| May | 54.0 °F | 75.2 °F | 5.23 in. |
| June | 62.9 °F | 83.2 °F | 4.55 in. |
| July | 67.1 °F | 87.8 °F | 4.4 in. |
| August | 64.9 °F | 87.2 °F | 3.93 in. |
| September | 56.3 °F | 79.8 °F | 4.19 in. |
| October | 44.7 °F | 68.4 °F | 3.29 in. |
| November | 34.1 °F | 55.6 °F | 3.39 in. |
| December | 25.3 °F | 44.5 °F | 2.57 in. |
| Annual | 44.3 °F | 65.9 °F | 44.18 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 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |