Long Island, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.8 °F (low) to 65.5 °F (high). Annual precipitation averages 25 Inches. Long Island is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.1 °F | 39.4 °F | 0.47 in. |
| February | 17.9 °F | 43.5 °F | 0.76 in. |
| March | 27.0 °F | 55.1 °F | 1.49 in. |
| April | 36.7 °F | 64.9 °F | 2.45 in. |
| May | 48.4 °F | 74.4 °F | 3.91 in. |
| June | 59.5 °F | 85.8 °F | 3.47 in. |
| July | 64.6 °F | 90.9 °F | 3.9 in. |
| August | 62.3 °F | 88.4 °F | 3.1 in. |
| September | 52.6 °F | 81.2 °F | 1.84 in. |
| October | 38.7 °F | 68.0 °F | 2.09 in. |
| November | 26.1 °F | 53.4 °F | 0.92 in. |
| December | 17.1 °F | 41.2 °F | 0.62 in. |
| Annual | 38.8 °F | 65.5 °F | 25.02 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |