Miami-Dade County climate

Miami-Dade County Weather in September

NOAA 1991-2020 normals for Perrine 4W, 7 km from Miami-Dade County

Average highs run from 90°F on September 1 to 88°F on September 30, and lows from 73°F to 72°F. Normal precipitation for the month is 10.09 in over about 18 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Miami-Dade County, in °F, with the record for each date.60708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
89°F
Average low
73°F
Precipitation
10.09 in
Record high
96°FSep 1, 2021
Record low
67°FSep 16, 2001
Chance of a freeze
0%
Days of 90°F or more
13.5
Daylight
12 h 39 min to 11 h 56 min
Cloud cover
65%
Humidity
76%
Dew point
75°F
Wind
9.4 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Sep 190°F73°F96°F 202171°F 200361%
Sep 290°F73°F94°F 199871°F 201061%
Sep 390°F73°F95°F 200773°F 199961%
Sep 490°F73°F95°F 199870°F 200361%
Sep 590°F73°F94°F 202170°F 201561%
Sep 690°F73°F95°F 201971°F 200861%
Sep 790°F73°F95°F 201972°F 200161%
Sep 890°F73°F94°F 201172°F 200161%
Sep 990°F73°F93°F 199870°F 200761%
Sep 1089°F73°F93°F 200570°F 200161%
Sep 1189°F73°F92°F 199969°F 200261%
Sep 1289°F73°F93°F 201571°F 200261%
Sep 1389°F73°F96°F 202470°F 199861%
Sep 1489°F73°F94°F 200971°F 200561%
Sep 1589°F73°F95°F 200670°F 200560%
Sep 1689°F73°F96°F 202467°F 200160%
Sep 1789°F73°F96°F 202470°F 200160%
Sep 1889°F73°F95°F 202071°F 201760%
Sep 1989°F72°F95°F 202071°F 200759%
Sep 2089°F72°F95°F 201570°F 200159%
Sep 2189°F72°F93°F 200671°F 200459%
Sep 2289°F72°F93°F 199872°F 199959%
Sep 2389°F72°F94°F 202269°F 200458%
Sep 2488°F72°F92°F 201369°F 201958%
Sep 2588°F72°F92°F 201367°F 201958%
Sep 2688°F72°F93°F 201369°F 201958%
Sep 2788°F72°F92°F 200669°F 200557%
Sep 2888°F72°F94°F 200968°F 201657%
Sep 2988°F72°F94°F 200969°F 202156%
Sep 3088°F72°F93°F 201568°F 202256%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Miami-Dade County, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 7:02 AM, sunset 7:41 PM
September 30
sunrise 7:14 AM, sunset 7:10 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00087020 (Perrine 4W), public domain. Records: NOAA GHCN-Daily, station USW00012888, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.