WeatherArchive / Climate averages / Miami
Miami weather by month: climate averages
Miami averages 77°F (25°C) over the year. August is warmest, with highs around 87°F (30°C); January is coldest, with lows near 64°F (18°C). About 45 inches (1154 mm) of precipitation falls on roughly 162 days a year, from 30 years of ERA5 data (1996–2025).
| Month | Avg high | Avg low | Precip. | Days ≥1 mm | Sunshine / day |
|---|---|---|---|---|---|
| January | 23.3°C | 17.7°C | 48.5 mm | 7.8 | 9.3 h |
| February | 24.3°C | 18.9°C | 44.1 mm | 7.6 | 10.1 h |
| March | 25.4°C | 19.8°C | 54.7 mm | 7.6 | 10.6 h |
| April | 26.9°C | 21.6°C | 60.2 mm | 8.7 | 11.8 h |
| May | 28.4°C | 23.4°C | 105.6 mm | 12.9 | 11.9 h |
| June | 29.3°C | 25.1°C | 175.9 mm | 20.4 | 10.8 h |
| July | 30.3°C | 25.9°C | 117.7 mm | 20.4 | 11.6 h |
| August | 30.4°C | 26.1°C | 143.9 mm | 22.2 | 11.2 h |
| September | 29.5°C | 25.3°C | 170.7 mm | 22.0 | 10.1 h |
| October | 28.1°C | 23.9°C | 117.4 mm | 14.8 | 9.8 h |
| November | 26.0°C | 21.4°C | 62.5 mm | 9.1 | 9.3 h |
| December | 24.4°C | 19.6°C | 53.2 mm | 8.4 | 9.2 h |
Record high 1996–2025: 36.2°C on 2024-05-16. Record low: 3.3°C on 2010-01-10.
Source: Open-Meteo Historical Weather API (CC BY 4.0). Values are ERA5 reanalysis model data on a ~9–25 km grid, not readings from a weather station, so a single town’s thermometer can differ by a few degrees and local showers can be missed. Grid cell 25.76, -80.20 at 5 m. For snowfall, humidity and a best-time-to-visit score, open Miami in the climate tool.
Miami weather month by month
The wettest month in Miami is June, averaging 6.9 in (176 mm); the driest is February at 1.7 in (44 mm). August has the most days with at least 1 mm of rain (about 22). May is the sunniest month, with about 11.9 hours of sunshine a day, against 9.2 hours in December. If you like average highs between 64 °F and 82 °F (18–28 °C) with few rainy days, aim for January, February and March.
Planning a particular day? See how often that date was wet or hot over 30 years with the event weather odds, or look up what the weather actually was on any past date in the historical weather archive.
Questions people ask
What is the warmest month in Miami?
August, with an average daily high of 87°F (30°C) over 1996–2025.
What is the coldest month in Miami?
January, when nights average about 64°F (18°C).
What is the rainiest month in Miami?
June has the most precipitation (about 6.9 in (176 mm)), and August has the most rainy days (about 22 days with 1 mm or more). The driest month is February.
How much sunshine does Miami get?
About 10.5 hours of bright sunshine a day averaged over the year, from 9.2 h in December to 11.9 h in May. Sunshine here is the model’s estimate of hours with direct sun, not hours of daylight.
What is the best month to visit Miami for mild weather?
By average high between 64 °F and 82 °F (18–28 °C) and the fewest rainy days: January, February, March. Prices, crowds and events are not included.