Brooklyn Park, Maryland has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.6 °F (low) to 65.9 °F (high). Annual precipitation averages 47.1 Inches. Brooklyn Park is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 27.6 °F | 43.1 °F | 3.31 in. |
| February | 29.0 °F | 45.5 °F | 2.93 in. |
| March | 35.9 °F | 53.7 °F | 4.28 in. |
| April | 46.3 °F | 65.6 °F | 3.65 in. |
| May | 56.0 °F | 74.6 °F | 4.13 in. |
| June | 65.4 °F | 83.6 °F | 4.42 in. |
| July | 70.3 °F | 87.9 °F | 4.34 in. |
| August | 68.7 °F | 86.0 °F | 4.0 in. |
| September | 61.8 °F | 79.3 °F | 4.58 in. |
| October | 50.0 °F | 67.9 °F | 4.15 in. |
| November | 39.6 °F | 56.9 °F | 3.28 in. |
| December | 32.1 °F | 47.2 °F | 3.98 in. |
| Annual | 48.6 °F | 65.9 °F | 47.05 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |