Miami Weather in October

Miami, Florida sees a big decline in humid, wet weather during October. But this month has the greatest chance of a tropical storm showing up.

This page gives detailed information on the typical October temperature, precipitation, sun, humidity, wind and storms for Miami. The numbers here are historical averages based on climate data gathered at the Miami International Airport, located five miles west of downtown Miami.

Temperature Weather iconTemperature

86 °F October average high 30 °C
74 °F October average low 23 °C
4 days 90 °F max. or more (32 °C)
4 days 70 °F min. or less (21 °C)

Nearly every October day warms to over 80 degrees Fahrenheit (27 degrees Celsius) in Miami. Temperatures above 100 °F (38 °C) are not expected here this month.

The thermometer dips to 60 °F (16 °C) or below once every few years in October. But this month does not normally get as cold as 50 °F (10 °C).

Rainy Weather iconRain

7.7 in total precipitation 194 mm
14 days of rain

Half the time, Miami receives 3.4 to 10.1 inches (87 to 256 mm) of rainfall in October. One in four years has drier weather, while another one in four is wetter.

Sunny Weather iconSun

70 % sunshine
7 days clear skies

The sun's rays reach the ground in Miami during 70 percent of daylight hours on average in October, for a total of 251 hours in the month. Typically on 7 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in October at Miami lasts for 11 hours and 32 minutes a day on average. The longest day of the month is the 1st with 11 hours and 54 minutes of daylight. By the end of the month, the days have shortened to 11:11 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

75 % October average humidity

The relative humidity in Miami during October usually peaks at 86 percent in the morning then drops to 62 percent by early afternoon.

Local Time1 am4 am7 am10 am1 pm4 pm7 pm10 pm
Humidity % 82 85 86 69 62 64 73 78

Windy Weather iconWind

9.2 mph October wind speed average 14.8 kph

October is an average month for wind speed in Miami.

Stormy Weather iconStorms

4 days rainfall of 0.5 inches (13 mm) or more
4 days with thunderstorms in October
20 % chance a named storm approaches

There's a 8 percent probability that a hurricane will approach within 100 miles (165 km) of Miami during October. The chance of a major category 3 to 5 hurricane reaching the area is two percent.


The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals. The named storm probabilities come from the Atlantic Oceanographic and Meteorological Laboratory, Hurricane Research Division.

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