Miami, Florida Weather

Storm intensity ebbs slightly. Day 93 of summer. Read this microseason across nine climate regions →

Miami weather forecast — hour by hour, 7-day outlook, NOAA radar

Miami, FL
Monday, September 21 at 9:31 AM
80
°
Overcast
Feels like
90°
Humidity
86%
Wind
3 mph
Sunrise
7:09 AM
Sunset
7:18 PM

Conditions updated 9:31 AM EDT · Open-Meteo

Miami, FL
Hour by hour · 24h
24-Hour ForecastMiami, FL: 24-hour forecast. Temperatures range from 74 to 83 degrees Fahrenheit with a 45% chance of precipitation at 4 PM.
L 74°H 83°
Miami, FL
7-day forecast
  1. Today
    Sep 21
    Drizzle later
    45%
    0.07″
    83°75°
  2. Tuesday
    Sep 22
    Overcast
    61%
    83°74°
  3. Wednesday
    Sep 23
    Light Showers
    81%
    0.06″
    84°78°+1°
  4. Thursday
    Sep 24
    Light Showers
    75%
    85°80°+1°
  5. Friday
    Sep 25
    Light Showers
    69%
    88°81°+3°
  6. Saturday
    Sep 26
    Heavy Drizzle
    73%
    84°81°-4°
  7. Sunday
    Sep 27
    Overcast
    55%
    83°80°-1°
Miami, FL
Anemometer · 24h winds · from true
NESW
From · True
WNW
285° · backing 25°
Direction
WNW
285°
Sustained
3
mph
Gust
6
mph
Peak 24h
15
avg 4 mph
Beaufort · 1 · LIGHT AIR
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 4 mph · pk 15 mph @ 4:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 164SUSTGUST
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Miami, FL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1014.3
+2.1 mb in 3h · rising rapidly · 29.95 inHg
Now
1014.3
mb
3h
+2.1
mb
12h
+1.2
mb
24h
-0.3
mb
Regime · CHANGE
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10121014
9951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1014.11011.51013.8
Pressure climbing through the change line — drier air pushing in.
Air quality now AQI 26 · Good
Miami, FL
Air quality
26
AQI
Good
-1 in 6hPeak ~32 @ 6 PM

AQI 26 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points).

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 6 PM.

PM 2.5Good
3.6μg/m³
PM 10Good
5μg/m³
NO₂Good
3μg/m³
OzoneDRIVERGood
57μg/m³
UV IndexLow
1.4
Miami, FL
Sky cover · visibility · 24h
Cloud cover
91%
OVERCAST
100%0%−24h−18h−12h−6hnow

Visibility
9.2mi
GOOD
15 mi0 mi−24h−18h−12h−6hnow
Miami, FL
Almanac · Monday, September 21
September dries up ditches or breaks down bridges.
Civil dawn
6:47 AM
Sunrise
7:09 AM
Daylight
12h 09m
Sunset
7:18 PM
Civil dusk
7:43 PM
Planting note
September — plant lettuce, peas, spinach, tomatoes, peppers, beans, squash; harvest summer squash, winter squash
Miami, FL
The moon
Waxing Gibbous
75% illuminated
Moonrise
4:18 PM
Moonset
2:19 AM
In sign
♑︎ Capricorn
Miami, FL
Microseason
Sep 21–25

Storm intensity ebbs slightly

weather
Jan 172% of the yearDec 31

Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →

Miami at a glance

  • Today vs. normal: Today averages 79°F (high 83°F, low 75°F), about the 80°F normal for Sep 21
  • Last frost: None in most years — 32°F in under 1% of 1991–2020 years (NOAA station 8 km away)
  • Microseason: Sep 21–25
  • Planting calendar: September — plant lettuce, peas, spinach, tomatoes, peppers, beans, squash; harvest summer squash, winter squash

16-Day Forecast — Miami

  1. Mon83°75°45%
  2. Tue83°74°61%
  3. Wed84°78°81%
  4. Thu85°80°75%
  5. Fri88°81°69%
  6. Sat84°81°73%
  7. Sun83°80°55%
  8. Mon83°81°59%
  9. Tue85°81°57%
  10. Wed87°81°55%
  11. Thu86°83°57%
  12. Fri86°81°55%
  13. Sat87°81°62%
  14. Sun88°83°68%
  15. Mon90°83°66%
  16. Tue88°77°48%

Forecast data from Open-Meteo (CC BY 4.0).

Live wind & temperature near Miami

Interactive wind and temperature map centered on Miami — it loads in your browser. Open the full weather map.

Right now in the garden

Year-round growing

As of September 21, sowing here runs through the year. Freezes are uncommon, so there is no frost date to plan around; heat and rainfall set the calendar instead. This city's planting calendar for September: plant lettuce, peas, spinach, tomatoes, peppers, beans, and squash; harvest summer squash and winter squash.

SPC Convective Outlook

Storm Prediction Center — Miami

SPC includes Miami in the general thunderstorm area today — no severe risk, but storms are possible.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWTSTMGeneral Thunderstorms
  • DAY 3TSTMGeneral Thunderstorms

Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook.

Sun & seasons in Miami

Miami sits in Miami-Dade County, where the year’s longest day runs 13h 45m of daylight and its shortest just 10h 32m — a swing of +3h 13m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.

Miami is the state’s largest city. The nearest town Miami tracks is Hialeah, roughly 8 miles to the NW.

Air quality in Miami

Air quality in Miami’s county has trended dirtier since 2020; its cleanest year on record was 2022 (median AQI 44). See the full air-quality history for Miami.

Planting calendar

MonthPlantHarvest
Januarylettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashlettuce, peas, spinach, radishes, tomatoes, peppers, beans, summer squash, winter squash
Februarylettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashlettuce, peas, spinach, radishes, tomatoes, peppers, beans, summer squash, winter squash
Marchradishes, tomatoes, peppers, beans, squashlettuce, peas, spinach, radishes, tomatoes, peppers, beans, summer squash, winter squash
Apriltomatoes, peppers, beans, squashlettuce, peas, spinach, radishes, tomatoes, peppers, beans, summer squash, winter squash
Maytomatoes, squashtomatoes, peppers, beans, summer squash, winter squash
Junepeppers, squashtomatoes, peppers, beans, summer squash, winter squash
Julytomatoes, peppers, beans, squashtomatoes, peppers, summer squash, winter squash
Augusttomatoes, peppers, beans, squashsummer squash, winter squash
Septemberlettuce, peas, spinach, tomatoes, peppers, beans, squashsummer squash, winter squash
Octoberlettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashpeppers, beans, summer squash, winter squash
Novemberlettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashlettuce, peas, spinach, radishes, tomatoes, peppers, beans, summer squash, winter squash
Decemberlettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashlettuce, peas, spinach, radishes, tomatoes, peppers, beans, summer squash, winter squash

A year in weather

In Miami, August runs warmest near 83°F and January coldest around 69°F, while September is the wettest month (6.7 inches) and February the driest (1.8 inches).

MonthMean tempPrecip
January69°1.9
February69°1.8
March72°1.9
April75°2.0
May78°3.8
June81°6.5
July82°4.1
August83°5.0
September81°6.7
October78°5.1
November74°2.3
December71°1.8

Regional context

Similar climates Brownsville, FL, Gladeview, FL, Fisher Island, FL

Miami's climate, from modelled 1991-2020 normals (EC_Earth3P_HR model via Open-Meteo), pairs 69°F Januarys with 82°F Julys — a 13°F swing. About 42.9 inches of precipitation falls each year.

Miami's rain peaks in summer: September brings 6.7 inches, while February sees just 1.8 inches under cooler, drier air. That puts Miami in a summer-convective cohort with places like Brownsville, FL, Gladeview, FL and Fisher Island, FL.

Miami rarely sees a hard freeze — its coldest month sits near 69°F — so planting spans most of the calendar. Heat peaks in August around 83°F, which confines cool-season crops to the shoulders of summer. Miami's open lawns chill fastest on clear nights.

Similar climates: Brownsville, FL, Gladeview, FL, Fisher Island, FL, Miami Beach, FL, El Portal, FL.

Frequently asked

When does it freeze in Miami?
A freeze is the exception in Miami: the nearest NOAA station hit 32°F in under 1% of 1991–2020 years, too few for a frost date in Miami.
What is the rainy season in Miami?
Miami sees its heaviest rain in September (around 6.7 inches), part of roughly 43 inches a year.
What is the warmest month in Miami?
On average August tops the year in Miami at about 83°F.
What is the coldest month in Miami?
The coldest stretch in Miami falls in January, around 69°F on average.
When can I start a vegetable garden in Miami?
Start whenever suits in Miami — freezes are too rare for a frost date — and save lettuce and peas for Miami's coolest stretch, near 69°F.
What hardiness zone is Miami?
With January around 69°F, Miami's zone reflects that minimum — the USDA ZIP map confirms Miami's band.
What is the 10-day forecast for Miami?
Miami's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
Will it rain this week in Miami?
See this week's day-by-day rain chances for Miami in the daily forecast above, and the next 24 hours in the hourly chart.
What is the weather like right now in Miami?
Current conditions for Miami and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
How often is the Miami forecast updated?
The Miami forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
When are sunrise and sunset in Miami?
Today's sunrise and sunset times for Miami are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
How accurate is the weather forecast for Miami?
The next few days in Miami's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.

Miami sits at 25.8°N; its climate zone is humid subtropical (Köppen approximation).

ZIP codes in Miami

  • 33101
  • 33109
  • 33122
  • 33125
  • 33126
  • 33127
  • 33128
  • 33129
  • 33130
  • 33131
  • 33132
  • 33133
  • 33134
  • 33135
  • 33136
  • 33137
  • 33138
  • 33139
  • 33142
  • 33143
  • 33144
  • 33145
  • 33146
  • 33147
  • 33149
  • 33150
  • 33155
  • 33156
  • 33157
  • 33158
  • 33161
  • 33162
  • 33165
  • 33166
  • 33167
  • 33168
  • 33169
  • 33170
  • 33172
  • 33173
  • 33174
  • 33175
  • 33176
  • 33177
  • 33178
  • 33179
  • 33180
  • 33181
  • 33182
  • 33183
  • 33184
  • 33185
  • 33186
  • 33187
  • 33189
  • 33190
  • 33192
  • 33193
  • 33194
  • 33195
  • 33196
  • 33222
  • 33231
  • 33233
  • 33238
  • 33255
  • 33299

Climate normals: modelled 1991–2020 normals from the EC_Earth3P_HR climate model via the Open-Meteo Climate API, not station observations. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.