Ogden Dunes, Indiana has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.3 °C (low) to 15 °C (high). Annual precipitation averages 996.7 Millimeters. Ogden Dunes 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 | -7.3 °C | 0.2 °C | 62.48 mm |
| February | -5.7 °C | 2.2 °C | 54.36 mm |
| March | -1.1 °C | 7.8 °C | 54.86 mm |
| April | 4.4 °C | 14.4 °C | 88.9 mm |
| May | 10.1 °C | 20.5 °C | 104.14 mm |
| June | 15.9 °C | 25.7 °C | 118.87 mm |
| July | 19.1 °C | 27.9 °C | 101.85 mm |
| August | 18.6 °C | 27.2 °C | 94.23 mm |
| September | 14.6 °C | 24 °C | 86.11 mm |
| October | 8.1 °C | 17.3 °C | 101.85 mm |
| November | 2.1 °C | 9.7 °C | 72.39 mm |
| December | -3.8 °C | 3.1 °C | 56.64 mm |
| Annual | 6.3 °C | 15 °C | 996.68 mm |
| 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 : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |