Miami Weather in December
During December, Miami experiences high daytime temperatures of 26°C (79°F) and cooler nights around 18°C (64°F). Expect quite a bit of rainfall. Around 70 mm (2.8 in) is typical.
Rainfall in Miami in December
You can typically expect 11 days of rain this month, averaging around 70 mm (2.8 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Miami in December
December tends to be one of the excellent months in Miami, with 26°C (79°F) in the afternoon and 18°C (64°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Miami in December
There are approximately 216 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Miami in December
December sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.
Average water temperature in December
With water at 25°C (77°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period, it feels comfortable straight away.If you're a fan of comfortable temperatures and drier conditions, December is a great time to visit.
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 December
Min Temperature
18°C (64°F)
Max Temperature
26°C (79°F)
Water Temperature
25°C (77°F)
Chance of Rain
36%
Precipitation
70 mm (2.8 in)
Rainy days
11 days
Humidity
72%
Windspeed
4 m/s (8 knots)
Sunshine
216 hours
Percentage Sunshine
66%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Miami typically stay consistent throughout December, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 19°C (66°F).
Average temperatures in December
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 December
Historical weather for Miami in December
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 December
Based on weather observations in Miami between 2011 and 2025, these are the recorded extremes during December.
- On December 3, 2023, temperatures climbed to 31°C (88°F), marking the warmest December day on record.
- The lowest overnight temperature recorded in December was 8°C (46°F) (December 25, 2022).
Best Places in the United States of America in December
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 December →
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What to Wear in Miami in December
Warm weather calls for comfortable, breathable clothing in December. 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). Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 25°C (77°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Miami in December
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.
