Juno Beach, Florida has a Tropical Rainforest climate (Köppen classification: Af). Average annual temperatures range from 68.6 °F (low) to 82.6 °F (high). Annual precipitation averages 70.1 Inches. Juno Beach is located in USDA Plant Hardiness Zone 10b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 57.7 °F | 73.8 °F | 3.74 in. |
| February | 59.8 °F | 75.7 °F | 3.22 in. |
| March | 62.6 °F | 77.8 °F | 4.4 in. |
| April | 67.4 °F | 81.6 °F | 4.14 in. |
| May | 71.5 °F | 85.0 °F | 5.46 in. |
| June | 75.1 °F | 88.1 °F | 9.32 in. |
| July | 76.3 °F | 89.7 °F | 7.11 in. |
| August | 76.7 °F | 90.0 °F | 8.99 in. |
| September | 76.0 °F | 88.4 °F | 9.13 in. |
| October | 72.6 °F | 85.1 °F | 6.75 in. |
| November | 66.1 °F | 79.7 °F | 4.5 in. |
| December | 61.4 °F | 76.2 °F | 3.29 in. |
| Annual | 68.6 °F | 82.6 °F | 70.05 in. |
| Average First Frost Date | No Frost |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 10b : 35°F to 30°F |
| Plant Hardiness Zone - 2012 | Zone 10b : 35°F to 30°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Af - Tropical Rainforest |