Timken, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.5 °F (low) to 67.6 °F (high). Annual precipitation averages 26.1 Inches. Timken is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.1 °F | 42.6 °F | 0.66 in. |
| February | 22.0 °F | 46.9 °F | 0.93 in. |
| March | 31.1 °F | 57.2 °F | 1.55 in. |
| April | 40.1 °F | 66.4 °F | 2.15 in. |
| May | 51.6 °F | 76.1 °F | 4.23 in. |
| June | 62.5 °F | 87.4 °F | 3.6 in. |
| July | 67.1 °F | 92.2 °F | 3.85 in. |
| August | 65.0 °F | 89.8 °F | 3.53 in. |
| September | 56.7 °F | 82.5 °F | 1.88 in. |
| October | 42.8 °F | 69.9 °F | 1.86 in. |
| November | 30.5 °F | 55.9 °F | 0.93 in. |
| December | 21.3 °F | 44.0 °F | 0.94 in. |
| Annual | 42.5 °F | 67.6 °F | 26.11 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 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 | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |