Malden, Massachusetts has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.4 °F (low) to 59.6 °F (high). Annual precipitation averages 50.8 Inches. Malden is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.4 °F | 36.9 °F | 4.12 in. |
| February | 22.0 °F | 39.2 °F | 3.77 in. |
| March | 29.1 °F | 45.3 °F | 4.97 in. |
| April | 39.3 °F | 56.9 °F | 4.4 in. |
| May | 49.1 °F | 67.0 °F | 3.69 in. |
| June | 58.6 °F | 76.5 °F | 4.26 in. |
| July | 64.6 °F | 82.3 °F | 3.81 in. |
| August | 63.3 °F | 80.8 °F | 3.75 in. |
| September | 56.0 °F | 73.7 °F | 3.91 in. |
| October | 44.7 °F | 62.5 °F | 4.95 in. |
| November | 35.3 °F | 51.9 °F | 4.17 in. |
| December | 26.8 °F | 42.3 °F | 4.96 in. |
| Annual | 42.4 °F | 59.6 °F | 50.76 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |