Miami features a tropical monsoon climate with hot, humid, and rainy summers and warm, sunny winters. The city enjoys abundant sunshine year-round, with mild temperature swings and consistently warm sea temperatures. Seasonal changes bring a distinct wet season from May to October and a dry, comfortable period from November to April, making Miami a popular destination in every season.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Miami’s climate is defined by its coastal location and proximity to the tropics, resulting in two main seasons. Summers (May–October) are hot, humid, and wet, with average highs of 30–33°C and lows around 24–26°C. Humidity is high, often above 70%, and afternoon thunderstorms are frequent, especially in June to September. Rainfall peaks in these months, with July, August, and September each averaging over 200 mm. Despite the rain, sunshine is abundant, with 9–10 hours per day, and the sea remains warm, reaching 29–30°C in August. Hurricane season runs from June to November, with the highest risk in August and September, though direct hits are rare.
Winters (November–April) are warm, sunny, and much drier, with average highs of 24–27°C and lows of 16–20°C. Rainfall drops significantly, and humidity is lower, making this the most comfortable period for outdoor activities. January is the coolest month, but temperatures rarely fall below 16°C at night. Cold fronts can occasionally bring cooler evenings, but frost and snow are virtually unknown. Spring and autumn are transitional, with spring (March–May) bringing pleasant warmth, blooming flowers, and moderate humidity. Annual precipitation totals about 1,700 mm, and Miami enjoys more than 3,100 hours of sunshine each year. Winds are generally moderate (15–18 km/h), with breezier conditions in spring and calmer periods in midsummer. Daylight ranges from 10.5 hours in winter to nearly 14 hours in midsummer.
| Average climate data for Miami, United States | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 23 | 24 | 24 | 26 | 28 | 29 | 30 | 31 | 30 | 28 | 26 | 24 | 31 |
| Average minimum temperature (°C) | 18 | 20 | 21 | 23 | 25 | 27 | 28 | 28 | 27 | 25 | 22 | 21 | 18 |
| Average precipitation (mm) | 11 | 13 | 13 | 19 | 45 | 51 | 62 | 72 | 49 | 42 | 21 | 19 | 417 |
| Average rainfall days (days) | 9 | 9 | 9 | 12 | 15 | 19 | 21 | 22 | 24 | 17 | 12 | 12 | 183 |
| Average relative humidity (%) | 74 | 73 | 71 | 73 | 73 | 73 | 73 | 72 | 72 | 75 | 72 | 75 | 73 |
| Average wind speed (km/h) | 19 | 18 | 19 | 18 | 17 | 14 | 13 | 14 | 14 | 18 | 18 | 18 | 17 |
| Average water temperature (°C) | 23 | 23 | 24 | 26 | 27 | 29 | 29 | 30 | 30 | 28 | 26 | 25 | 27 |
| Average daily daylight hours (h) | 10 | 11 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 11 | 10 | 10 | 12 |
| Average daily sunshine hours (h) | 6 | 8 | 8 | 10 | 10 | 10 | 11 | 10 | 9 | 6 | 6 | 6 | 8 |
| Average cloud coverage (%) | 34 | 29 | 27 | 25 | 29 | 31 | 26 | 28 | 30 | 36 | 31 | 32 | 30 |
| Average UV index | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 6 |
The best time to visit Miami is from December to April, when temperatures are warm (24–27°C), humidity is lower, and rainfall is minimal. These months offer the most comfortable weather for beaches, outdoor activities, and festivals, with fewer storms and less risk of hurricanes. Spring (March–May) is also ideal for water sports and city events.
The least favourable time to visit is from June to September, when heat, humidity, and frequent afternoon thunderstorms can disrupt outdoor plans. Hurricane risk is highest in August and September, and the combination of high temperatures and humidity can make the weather feel oppressive, especially during midday.
Miami has a tropical monsoon climate with hot, humid, rainy summers and warm, sunny winters. The wet season runs from May to October, while November to April is drier and more comfortable for travel.
Summer temperatures in Miami typically reach 30–33°C, with humidity often above 70%. Afternoon thunderstorms are frequent, and the heat index can make it feel even hotter.
Snow is virtually unknown in Miami. Winter temperatures rarely fall below 16°C at night, though occasional cold fronts can bring cooler evenings. Frost is extremely rare.
Hurricane season runs from June to November, with the highest risk from August to October. While direct hits are rare, tropical storms can bring heavy rain and strong winds.
Pack light, breathable clothing, sun protection, and a rain poncho or umbrella for summer. Bring a jumper or jacket for cool winter evenings. Comfortable shoes and water-resistant gear are useful year-round.
Miami enjoys abundant sunshine, with 9–10 hours per day in summer and 7–8 hours in winter. The city receives over 3,100 hours of sunshine annually, making it a popular year-round destination.
Miami is humid, especially in summer, with humidity often above 70%. Winds are generally moderate, with breezier conditions in spring and the calmest weather in midsummer.
The warmest month, with the highest average maximum temperature, is August (30.6 °C). The month with the lowest average maximum temperature is January (22.8 °C). Overall, the average maximum temperature over the whole year is 26.9 °C.
The month with the highest average minimum temperature is August (28.1 °C). The coldest month, with the lowest average minimum temperature, is January (18.4 °C). Overall, the average minimum temperature over the whole year is 23.8 °C.
The month with the highest average water temperature is August (30.2 °C). The month with the lowest average water temperature is February (23.3 °C). Overall, the average water temperature over the whole year is 26.8 °C.
The wettest month, with the highest amount of precipitation, is August (71.6 mm). The driest month, with the least amount of precipitation, is January (11 mm). Over the whole year there are 416.5 mm of rainfall on average.
The month with the most days of rain is September (24.5 days). The month with the fewest days of rain is February (8.6 days). Over the whole year there are 182.6 days of rain on average.
The month with the highest average relative humidity is October (75.1 %). The month with the lowest average relative humidity is March (71.1 %). The overall average relative humidity over the whole year is 73 %.
The windiest month, with the highest average wind speed, is March (18.8 km/h). The calmest month, with the lowest average wind speed, is July (12.9 km/h). The overall average wind speed over the whole year is 16.6 km/h.
The month with the cloudiest skies, so the highest cloud coverage, is October (36.1 %). The month with the clearest skies, so the lowest cloud coverage, is April (25.1 %). Over the whole year there is an average cloud coverage of 29.9 %.
The months with the longest days, so the most daylight, are June and July (Average daylight: 13.1 h). The months with the shortest days, so the least daylight, are January and December (Average daylight: 10.1 h). Over the whole year there are 11.7 h of daylight per day on average.
The month with the most sunshine per day is July (Average sunshine: 11 h). The month with the least sunshine per day is December (Average sunshine: 5.9 h). Over the whole year there are 8.4 h of sunlight per day on average.
The months with the highest average UV index are May, June, July, August, September and October (UV index: 7). The months with the lowest average UV index are January and December (UV index: 5). Over the whole year the average UV index is 6.3.
