Saugus, Massachusetts has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.8 °C (low) to 15.2 °C (high). Annual precipitation averages 1269.5 Millimeters. Saugus 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 | -6.3 °C | 2.7 °C | 101.6 mm |
| February | -5.4 °C | 3.9 °C | 93.98 mm |
| March | -1.6 °C | 7.3 °C | 122.68 mm |
| April | 4 °C | 13.7 °C | 110.74 mm |
| May | 9.4 °C | 19.2 °C | 92.46 mm |
| June | 14.7 °C | 24.6 °C | 107.44 mm |
| July | 17.9 °C | 27.8 °C | 95.76 mm |
| August | 17.3 °C | 26.9 °C | 92.46 mm |
| September | 13.3 °C | 22.9 °C | 98.55 mm |
| October | 7.1 °C | 16.7 °C | 124.97 mm |
| November | 1.9 °C | 11 °C | 105.16 mm |
| December | -2.8 °C | 5.6 °C | 123.7 mm |
| Annual | 5.8 °C | 15.2 °C | 1269.5 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 | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |