Miami Beach Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is in Miami Beach, Florida during each month of the year.
The average high and low temperatures are listed below monthly and annually for the resort city, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 70, 80 or 90 °F each month in Miami Beach, scroll down farther. There are also monthly and yearly counts of days with cool weather.
The first set of high and low temperatures are averages for 2008 to 2017. Everything else here is based on 1991 to 2020 weather.
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 75 | 62 | January | 24 | 16 |
| 76 | 64 | February | 24 | 18 |
| 77 | 66 | March | 25 | 19 |
| 81 | 71 | April | 27 | 22 |
| 83 | 74 | May | 29 | 23 |
| 87 | 77 | June | 30 | 25 |
| 0 | 0 | July | -18 | -18 |
| 89 | 79 | August | 31 | 26 |
| 88 | 78 | September | 31 | 25 |
| 84 | 74 | October | 29 | 23 |
| 80 | 69 | November | 27 | 20 |
| 77 | 66 | December | 25 | 19 |
| 82 | 71 | Year | 28 | 22 |
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 74 | 61 | January | 23 | 16 |
| 75 | 63 | February | 24 | 17 |
| 77 | 65 | March | 25 | 18 |
| 80 | 70 | April | 26 | 21 |
| 83 | 74 | May | 28 | 23 |
| 86 | 77 | June | 30 | 25 |
| 88 | 78 | July | 31 | 26 |
| 88 | 78 | August | 31 | 26 |
| 87 | 77 | September | 31 | 25 |
| 84 | 74 | October | 29 | 24 |
| 79 | 69 | November | 26 | 20 |
| 76 | 65 | December | 25 | 18 |
| 81 | 71 | Year | 27 | 22 |
Days of Hot Weather in Miami Beach
Most days at Miami Beach have highs in the 80s Fahrenheit. From May to September, the thermometer spends 30 days on average in the 90s. But that's as hot as it gets since 100-hundred-degree weather (over 38 °C) is not normal here.
Miami Beach on the Atlantic coast has much fewer hot summer days than does the city of Miami, which lies to the west across Biscayne Bay.
| 70 °F 21 °C |
80 °F 27 °C |
90 °F 32 °C | |
|---|---|---|---|
| January | 27 | 6 | 0 |
| February | 25 | 7 | 0 |
| March | 29 | 11 | 0 |
| April | 30 | 19 | 0 |
| May | 31 | 28 | 1 |
| June | 30 | 30 | 4 |
| July | 31 | 31 | 8 |
| August | 31 | 31 | 11 |
| September | 30 | 30 | 4 |
| October | 31 | 29 | 1 |
| November | 30 | 18 | 0 |
| December | 28 | 10 | 0 |
| Year | 353 | 250 | 30 |
How Often Miami Beach Has Cool Temperatures
Even in winter, the nights at Miami Beach remain consistently mild. The coastal resort averages just one night a year when the thermometer drops to 40 °F (4 °C) or less. It normally never gets cold enough here to freeze.
| 50 °F 10 °C |
60 °F 16 °C | |
|---|---|---|
| January | 4 | 11 |
| February | 2 | 8 |
| March | 1 | 6 |
| April | 0 | 2 |
| May | 0 | 0 |
| June | 0 | 0 |
| July | 0 | 0 |
| August | 0 | 0 |
| September | 0 | 0 |
| October | 0 | 0 |
| November | 0 | 4 |
| December | 2 | 8 |
| Year | 8 | 41 |
References
Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.
NOAA National Centers for Environmental Information (NCEI). Climate Normals.