Beaumont, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45 °F (low) to 67.4 °F (high). Annual precipitation averages 40 Inches. Beaumont 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 | 22.0 °F | 42.5 °F | 0.98 in. |
| February | 24.3 °F | 47.0 °F | 1.62 in. |
| March | 33.8 °F | 57.9 °F | 2.8 in. |
| April | 43.1 °F | 67.6 °F | 3.81 in. |
| May | 54.3 °F | 75.9 °F | 5.69 in. |
| June | 64.2 °F | 85.2 °F | 5.62 in. |
| July | 68.5 °F | 90.4 °F | 4.17 in. |
| August | 66.7 °F | 89.1 °F | 4.2 in. |
| September | 58.6 °F | 82.3 °F | 3.7 in. |
| October | 45.9 °F | 70.5 °F | 3.54 in. |
| November | 33.8 °F | 55.9 °F | 2.38 in. |
| December | 24.9 °F | 44.5 °F | 1.44 in. |
| Annual | 45 °F | 67.4 °F | 39.95 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |