Miami · United States

Miami in September: every year compared

In September, Miami averages highs of 29.3 °C and lows of 25.9 °C, with 156 mm of precipitation. The warmest September was 2024 (28.4 °C), the coldest 1984 (26.2 °C).

Avg. highAvg. high 29.3 °C

Avg. lowAvg. low 25.9 °C

PrecipitationPrecipitation 156 mm

Rainy daysRainy days 21

Day by day through September

Normal high and low for each day of September in Miami.

Normal high and low, day by dayNormal 1991–2020

Every September in Miami, ranked

86 months of September since 1940. The last one, 2025, ranks 26 of 86 (±0.0 °C vs normal).

194019832025

2025 · 27.4 °C · ±0.0 °C vs normal · rank 26 of 86

Warmest years

1202428.4 °C
2198828.0 °C
3201728.0 °C
4201928.0 °C
5202028.0 °C

Coldest years

1198426.2 °C
2197626.3 °C
3194026.3 °C
4194726.4 °C
5200126.6 °C

All 86 years in a table

Year	Mean temperature	Daytime highs	Night lows	Precipitation	Hot days (30 °C+)	Rainy days
2025	27.4 °C	29.7 °C	25.7 °C	303 mm	10 days	27 days
2024	28.4 °C	30.5 °C	26.8 °C	258 mm	20 days	24 days
2023	27.9 °C	29.9 °C	26.2 °C	192 mm	17 days	21 days
2022	27.8 °C	29.9 °C	26.0 °C	231 mm	16 days	25 days
2021	27.3 °C	29.6 °C	25.6 °C	196 mm	10 days	24 days
2020	28.0 °C	29.7 °C	26.6 °C	223 mm	14 days	19 days
2019	28.0 °C	29.9 °C	26.4 °C	91 mm	14 days	14 days
2018	27.8 °C	29.7 °C	26.3 °C	167 mm	11 days	23 days
2017	28.0 °C	30.0 °C	26.3 °C	266 mm	18 days	23 days
2016	27.7 °C	29.6 °C	26.1 °C	179 mm	13 days	25 days
2015	27.8 °C	29.8 °C	26.2 °C	156 mm	15 days	23 days
2014	27.2 °C	29.1 °C	25.7 °C	153 mm	5 days	21 days
2013	27.2 °C	29.1 °C	25.6 °C	144 mm	3 days	22 days
2012	27.2 °C	29.0 °C	25.6 °C	126 mm	4 days	23 days
2011	27.8 °C	29.8 °C	26.1 °C	149 mm	13 days	24 days
2010	27.9 °C	29.7 °C	26.4 °C	186 mm	11 days	18 days
2009	27.5 °C	29.5 °C	26.0 °C	177 mm	7 days	26 days
2008	27.5 °C	29.1 °C	26.1 °C	144 mm	4 days	14 days
2007	27.4 °C	29.5 °C	25.6 °C	180 mm	13 days	25 days
2006	27.5 °C	29.5 °C	25.9 °C	100 mm	8 days	20 days
2005	27.6 °C	29.7 °C	25.9 °C	121 mm	13 days	16 days
2004	27.4 °C	29.0 °C	26.2 °C	153 mm	4 days	18 days
2003	27.2 °C	29.2 °C	25.7 °C	137 mm	5 days	21 days
2002	27.6 °C	29.3 °C	26.3 °C	73 mm	4 days	20 days
2001	26.6 °C	28.5 °C	25.1 °C	227 mm	5 days	19 days
2000	27.4 °C	29.2 °C	25.8 °C	111 mm	4 days	20 days
1999	27.1 °C	29.2 °C	25.5 °C	195 mm	9 days	20 days
1998	27.8 °C	29.5 °C	26.4 °C	127 mm	10 days	20 days
1997	26.7 °C	28.4 °C	25.2 °C	207 mm	1 day	26 days
1996	27.1 °C	29.1 °C	25.6 °C	130 mm	7 days	22 days
1995	27.3 °C	29.3 °C	25.9 °C	167 mm	6 days	20 days
1994	26.7 °C	28.5 °C	25.2 °C	256 mm	2 days	26 days
1993	27.5 °C	29.6 °C	25.8 °C	136 mm	12 days	22 days
1992	27.1 °C	29.1 °C	25.5 °C	109 mm	1 day	24 days
1991	27.1 °C	29.2 °C	25.3 °C	100 mm	3 days	24 days
1990	27.5 °C	29.6 °C	25.8 °C	76 mm	9 days	17 days
1989	27.8 °C	30.0 °C	25.9 °C	64 mm	13 days	17 days
1988	28.0 °C	30.0 °C	26.3 °C	42 mm	17 days	13 days
1987	27.3 °C	29.7 °C	25.5 °C	187 mm	11 days	27 days
1986	27.4 °C	29.6 °C	25.5 °C	70 mm	8 days	17 days
1985	26.6 °C	28.7 °C	25.0 °C	137 mm	1 day	21 days
1984	26.2 °C	28.3 °C	24.4 °C	194 mm	2 days	23 days
1983	26.9 °C	28.9 °C	25.2 °C	133 mm	7 days	21 days
1982	27.0 °C	29.0 °C	25.2 °C	147 mm	7 days	22 days
1981	26.7 °C	28.7 °C	25.1 °C	117 mm	3 days	23 days
1980	27.3 °C	29.4 °C	25.5 °C	65 mm	10 days	14 days
1979	27.1 °C	28.9 °C	25.8 °C	303 mm	3 days	25 days
1978	26.7 °C	29.0 °C	24.9 °C	141 mm	2 days	27 days
1977	27.0 °C	28.9 °C	25.2 °C	176 mm	3 days	24 days
1976	26.3 °C	28.5 °C	24.5 °C	171 mm	0 days	25 days
1975	26.8 °C	28.9 °C	25.2 °C	134 mm	2 days	27 days
1974	27.5 °C	29.8 °C	25.8 °C	83 mm	13 days	27 days
1973	26.8 °C	28.9 °C	25.3 °C	196 mm	4 days	27 days
1972	27.0 °C	29.1 °C	25.1 °C	75 mm	2 days	21 days
1971	26.7 °C	28.9 °C	25.0 °C	127 mm	2 days	21 days
1970	26.9 °C	28.8 °C	25.3 °C	164 mm	2 days	26 days
1969	26.8 °C	28.8 °C	25.2 °C	166 mm	4 days	26 days
1968	26.6 °C	28.8 °C	24.9 °C	186 mm	3 days	25 days
1967	26.7 °C	29.1 °C	24.9 °C	133 mm	6 days	23 days
1966	27.0 °C	29.2 °C	25.4 °C	137 mm	4 days	24 days
1965	26.9 °C	28.8 °C	25.6 °C	235 mm	5 days	22 days
1964	26.8 °C	28.9 °C	25.1 °C	123 mm	4 days	25 days
1963	27.0 °C	29.3 °C	25.4 °C	259 mm	11 days	24 days
1962	27.0 °C	29.3 °C	25.1 °C	148 mm	7 days	26 days
1961	27.1 °C	29.4 °C	25.3 °C	60 mm	6 days	19 days
1960	26.7 °C	28.7 °C	25.3 °C	327 mm	2 days	29 days
1959	26.6 °C	28.8 °C	25.0 °C	177 mm	1 day	25 days
1958	27.7 °C	29.9 °C	25.8 °C	59 mm	14 days	15 days
1957	27.2 °C	29.2 °C	25.6 °C	130 mm	6 days	24 days
1956	26.6 °C	28.5 °C	25.1 °C	143 mm	0 days	27 days
1955	27.2 °C	29.3 °C	25.7 °C	120 mm	5 days	21 days
1954	27.0 °C	29.0 °C	25.5 °C	136 mm	3 days	23 days
1953	27.1 °C	29.0 °C	25.6 °C	181 mm	2 days	26 days
1952	27.2 °C	29.4 °C	25.4 °C	107 mm	10 days	21 days
1951	27.8 °C	29.9 °C	25.9 °C	87 mm	19 days	15 days
1950	26.6 °C	28.9 °C	24.8 °C	261 mm	2 days	25 days
1949	27.3 °C	29.4 °C	25.6 °C	105 mm	4 days	21 days
1948	26.8 °C	28.7 °C	25.4 °C	404 mm	4 days	26 days
1947	26.4 °C	28.1 °C	25.0 °C	195 mm	0 days	27 days
1946	26.6 °C	28.4 °C	25.0 °C	161 mm	0 days	28 days
1945	26.7 °C	28.3 °C	25.3 °C	305 mm	1 day	24 days
1944	27.5 °C	29.4 °C	25.9 °C	111 mm	9 days	23 days
1943	26.6 °C	28.4 °C	25.1 °C	136 mm	0 days	25 days
1942	27.3 °C	29.2 °C	25.7 °C	93 mm	5 days	19 days
1941	27.3 °C	29.2 °C	25.8 °C	113 mm	5 days	25 days
1940	26.3 °C	28.3 °C	24.7 °C	225 mm	1 day	30 days

September records

Hottest day

32.8 °C

September 6, 2019 estimate

Nearby station: 36.1 °C on September 22, 1990 measured

Coldest night

20.9 °C

September 30, 2022 estimate

Nearby station: 13.3 °C on September 18, 1985 measured

Wettest day

107 mm

September 10, 2017 estimate

The weather on your birthday in Miami

Any day since 1940: high, low, rain, snow, and how warm it was compared with the same date in every other year.

Questions & answers

How warm is Miami in September?

Highs average 29.3 °C and lows 25.9 °C. A typical September brings 8 hot days (30 °C or more) and 0 frost days.

Does it rain a lot in Miami in September?

About 156 mm falls in September, over some 21 days with at least 1 mm. The wettest September was 1948 (404 mm), the driest 1988 (42 mm).

What was the warmest September in Miami?

2024, with a mean temperature of 28.4 °C. The coldest was 1984 (26.2 °C). The last one, 2025, ranks 26 of 86.