Pearl Beach, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.2 °C (low) to 14.4 °C (high). Annual precipitation averages 865.7 Millimeters. Pearl Beach is located in USDA Plant Hardiness Zone 6b. 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 | 62.99 mm |
| February | -6.9 °C | 1.1 °C | 51.82 mm |
| March | -2.8 °C | 6.2 °C | 59.44 mm |
| April | 3.1 °C | 13.3 °C | 81.03 mm |
| May | 9.2 °C | 19.9 °C | 90.93 mm |
| June | 14.9 °C | 25.6 °C | 84.33 mm |
| July | 17.6 °C | 27.9 °C | 75.18 mm |
| August | 17 °C | 27.1 °C | 87.12 mm |
| September | 13 °C | 23.6 °C | 78.49 mm |
| October | 6.8 °C | 16.4 °C | 69.09 mm |
| November | 1.3 °C | 8.9 °C | 64.52 mm |
| December | -3.7 °C | 2.8 °C | 60.71 mm |
| Annual | 5.2 °C | 14.4 °C | 865.65 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 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |