Linden, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41.7 °F (low) to 61.6 °F (high). Annual precipitation averages 41.6 Inches. Linden 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.4 °F | 34.2 °F | 2.68 in. |
| February | 20.8 °F | 38.2 °F | 2.22 in. |
| March | 30.0 °F | 49.6 °F | 2.92 in. |
| April | 40.5 °F | 62.3 °F | 4.18 in. |
| May | 51.9 °F | 73.0 °F | 4.52 in. |
| June | 60.8 °F | 81.3 °F | 4.97 in. |
| July | 63.6 °F | 83.9 °F | 4.42 in. |
| August | 61.3 °F | 82.6 °F | 3.53 in. |
| September | 53.9 °F | 78.0 °F | 3.0 in. |
| October | 42.8 °F | 65.6 °F | 3.15 in. |
| November | 32.6 °F | 51.0 °F | 3.34 in. |
| December | 23.7 °F | 39.0 °F | 2.63 in. |
| Annual | 41.7 °F | 61.6 °F | 41.56 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 |