Lake Station, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.5 °F (low) to 59.9 °F (high). Annual precipitation averages 40.1 Inches. Lake Station 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.6 °F | 32.8 °F | 2.39 in. |
| February | 21.2 °F | 36.4 °F | 2.05 in. |
| March | 29.8 °F | 46.7 °F | 2.38 in. |
| April | 39.7 °F | 59.1 °F | 3.61 in. |
| May | 50.2 °F | 70.0 °F | 4.13 in. |
| June | 60.2 °F | 79.6 °F | 4.66 in. |
| July | 65.3 °F | 83.5 °F | 4.17 in. |
| August | 64.0 °F | 82.0 °F | 4.14 in. |
| September | 56.6 °F | 76.4 °F | 3.5 in. |
| October | 45.0 °F | 64.0 °F | 3.92 in. |
| November | 34.5 °F | 49.8 °F | 2.89 in. |
| December | 24.5 °F | 37.9 °F | 2.27 in. |
| Annual | 42.5 °F | 59.9 °F | 40.11 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |