Maysville, Kentucky has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 6.5 °C (low) to 18.8 °C (high). Annual precipitation averages 1234.2 Millimeters. Maysville is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.8 °C | 5.3 °C | 87.12 mm |
| February | -3.5 °C | 7.6 °C | 85.09 mm |
| March | -0.1 °C | 12.6 °C | 116.33 mm |
| April | 5.3 °C | 19.6 °C | 117.86 mm |
| May | 11 °C | 24 °C | 130.81 mm |
| June | 15.8 °C | 28.5 °C | 121.16 mm |
| July | 18.3 °C | 30.5 °C | 135.38 mm |
| August | 17.4 °C | 30 °C | 86.61 mm |
| September | 13.5 °C | 26.9 °C | 88.14 mm |
| October | 6.9 °C | 20.3 °C | 80.52 mm |
| November | 0.9 °C | 13.1 °C | 83.82 mm |
| December | -2.3 °C | 7.6 °C | 101.35 mm |
| Annual | 6.5 °C | 18.8 °C | 1234.19 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 75-100 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 |