Clearwater, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45.8 °F (low) to 68 °F (high). Annual precipitation averages 35.2 Inches. Clearwater 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 | 22.2 °F | 43.0 °F | 0.89 in. |
| February | 25.5 °F | 47.8 °F | 1.36 in. |
| March | 34.4 °F | 57.9 °F | 2.48 in. |
| April | 44.0 °F | 67.3 °F | 3.19 in. |
| May | 55.2 °F | 76.2 °F | 5.36 in. |
| June | 65.3 °F | 87.0 °F | 5.21 in. |
| July | 69.5 °F | 91.6 °F | 3.98 in. |
| August | 67.7 °F | 89.9 °F | 4.02 in. |
| September | 59.3 °F | 82.4 °F | 2.83 in. |
| October | 46.7 °F | 70.7 °F | 3.01 in. |
| November | 34.6 °F | 57.0 °F | 1.58 in. |
| December | 25.0 °F | 45.1 °F | 1.3 in. |
| Annual | 45.8 °F | 68 °F | 35.21 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°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 |