Ferdinand, Idaho has a Humid Continental Climate - Dry Warm Summer climate (Köppen classification: Dsa). Average annual temperatures range from 0.9 °C (low) to 13.3 °C (high). Annual precipitation averages 567.4 Millimeters. Ferdinand is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.8 °C | 1.9 °C | 45.72 mm |
| February | -5.1 °C | 4.4 °C | 37.59 mm |
| March | -2.9 °C | 7.9 °C | 55.63 mm |
| April | -0.3 °C | 11.8 °C | 62.99 mm |
| May | 3.3 °C | 16.5 °C | 77.22 mm |
| June | 6.1 °C | 20.2 °C | 65.02 mm |
| July | 9.1 °C | 26.5 °C | 28.7 mm |
| August | 8.9 °C | 27.3 °C | 23.11 mm |
| September | 5.3 °C | 21.8 °C | 26.42 mm |
| October | 1.2 °C | 14.1 °C | 41.66 mm |
| November | -3.4 °C | 5.8 °C | 54.61 mm |
| December | -6.2 °C | 1.7 °C | 48.77 mm |
| Annual | 0.9 °C | 13.3 °C | 567.44 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dsa - Humid Continental Climate - Dry Warm Summer |