Silver Grove, Kentucky has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.9 °C (low) to 18.6 °C (high). Annual precipitation averages 1119.9 Millimeters. Silver Grove is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.8 °C | 4.7 °C | 80.52 mm |
| February | -3.4 °C | 7.1 °C | 71.88 mm |
| March | 0.4 °C | 12.3 °C | 103.89 mm |
| April | 5.9 °C | 19.2 °C | 110.24 mm |
| May | 11.6 °C | 24.1 °C | 122.43 mm |
| June | 16.7 °C | 28.6 °C | 111 mm |
| July | 18.8 °C | 30.4 °C | 106.43 mm |
| August | 17.9 °C | 30.1 °C | 90.93 mm |
| September | 13.3 °C | 26.8 °C | 75.69 mm |
| October | 6.9 °C | 20.3 °C | 76.45 mm |
| November | 1.1 °C | 12.8 °C | 82.04 mm |
| December | -1.9 °C | 7 °C | 88.39 mm |
| Annual | 6.9 °C | 18.6 °C | 1119.89 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |