Miramar, Florida has a Tropical Monsoon climate (Köppen classification: Am). Average annual temperatures range from 20.8 °C (low) to 28.8 °C (high). Annual precipitation averages 1628.6 Millimeters. Miramar is located in USDA Plant Hardiness Zone 11a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15 °C | 24.3 °C | 63.75 mm |
| February | 16.3 °C | 25.4 °C | 65.02 mm |
| March | 17.9 °C | 26.6 °C | 68.58 mm |
| April | 20.3 °C | 28.4 °C | 83.06 mm |
| May | 22.4 °C | 30.2 °C | 138.43 mm |
| June | 24.2 °C | 31.6 °C | 231.14 mm |
| July | 24.8 °C | 32.3 °C | 196.34 mm |
| August | 25 °C | 32.6 °C | 212.34 mm |
| September | 24.6 °C | 31.6 °C | 221.23 mm |
| October | 22.8 °C | 29.9 °C | 191.52 mm |
| November | 19.4 °C | 27.2 °C | 92.2 mm |
| December | 16.9 °C | 25.4 °C | 65.02 mm |
| Annual | 20.8 °C | 28.8 °C | 1628.63 mm |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 11a : 4.4°C to 7.2°C |
| Plant Hardiness Zone - 2012 | Zone 10b : 1.7°C to 4.4°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Am - Tropical Monsoon |