Miami Weather in May
In Miami, May brings very high daytime temperatures around 30°C (86°F), with nights cooling to 22°C (72°F). Expect quite a bit of rainfall this month.
Rainfall in Miami in May
The climate data from previous years indicates about 14 days of rain, averaging 146 mm (5.7 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Miami in May
May in Miami brings typical temperatures with highs around 30°C (86°F) and lows of 22°C (72°F). For most visitors, the main thing to prepare for is the heat during the day. With overnight lows of 22°C (72°F), evenings stay pleasantly warm.
Sunshine in Miami in May
Expect a lot of sunshine this month, with about 301 hours of sun. These sunny conditions add to the overall experience.
Wind Speed in Miami in May
Average wind conditions reach 5 m/s (10 knots) in May. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.
Average water temperature in May
At 26°C (79°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.For Miami itself, January, February, March, April, November and December generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Miami's climate page.
Miami Temperature in May
Min Temperature
22°C (72°F)
Max Temperature
30°C (86°F)
Water Temperature
26°C (79°F)
Chance of Rain
47%
Precipitation
146 mm (5.7 in)
Rainy days
14 days
Humidity
71%
Windspeed
5 m/s (10 knots)
Sunshine
301 hours
Percentage Sunshine
72%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Miami typically stay consistent throughout May, with daily highs averaging around 30°C (86°F). Nights are warm, with lows typically ranging from 22°C (72°F) to 24°C (75°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Miami in May
Browse day-by-day weather records for Miami spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Miami historical weather extremes in May
Based on 50 years of weather observations in Miami between 1976 and 2026, these are the recorded extremes.
- On May 28, 2017, temperatures climbed to 36°C (97°F), marking the warmest May day on record.
- The coldest May day was on May 1, 1988, with a maximum of 23°C (73°F).
- Miami registered its coldest May night on May 8, 1992, with temperatures dropping to 14°C (57°F).
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
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What to Wear in Miami in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Expect water temperatures of around 26°C (79°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Miami in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Miami's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Miami climate overview or explore weather in the United States of America.
