December weather in Miami Florida, United States. Daily high temperatures decrease by 3°F, from 79°F to 76°F, rarely falling below 68°F or exceeding 83°F.

Miami Weather in December, USA ; Temperature. 21 · 70°F ; High Temperature. 24 · 75°F ; Low Temperature. 17 · 63°F.

Get the monthly weather forecast for Miami, FL, including daily high/low, historical averages, to help you plan ahead.

Nearly every December day warms to over 70 degrees Fahrenheit (21 degrees Celsius) in Miami. Temperatures above 90 °F (32 °C) are not expected here this month.

The average daily maximum is 27 C and the average daily minimum is 20 C. Sunshine and rainfall. There is a 59% chance of a perfect sunny day and a 41% chance of ...

The average high in Miami's 24ºC in December, with things staying quite pleasant in the evenings, which cool to 17ºC. The sea temperature stays at a warm 25ºC, ...

December begins with daytime high temperatures that tend to be near 80F (26 C) but will cool down into the mid-70s F (about 24 C) by New Year's Eve.

Get the monthly weather forecast for Miami Beach, FL, including daily high/low, historical averages, to help you plan ahead.

December in Miami is a mix of mild temperatures and vibrant events. Average daytime highs reach around 75°F, while nights cool to the mid-60s°F range.