Austin, TX: September

30 September 2026: September 2026 averaged 88.2°F in Austin, TX, the warmest September on record, in 129 years since 1897 (1900 excluded: 30 of 30 days missing); provisional.

September 2026

Mean temperature: 88.2°F; Warmest on record; Warmest of 129, provisional
Precipitation: 0.47 in; Driest since 2025; 14th driest of 128

A normal September in Austin, TX (1991 to 2020): a mean temperature of 80.6°F, between 77.6°F and 83.6°F in eight years of ten and 2.17 in of precipitation, between 0.33 in and 6.87 in in eight years of ten.

The mean temperature of every September in Austin, TX since 1897: 88.2°F in 2026, the highest of them all.

Normal range, 77.6 to 83.6°F

Every year, ranked, as a table

Every September in Austin, TX from 1897 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	88.2	1	99.7	2	76.7	1	0.47	114	0
2025	82.7	15	95.1	7	70.3	41	0.08	123	0
2024	83.1	11	94.4	15	71.8	20	0.37	117	0
2023	85.9	3	97.9	4	73.9	6	1.58	90	0
2022	82.7	15	94.6	11	70.8	30	0.47	114	0
2021	82.9	13	95.5	6	70.3	41	1.79	80	0
2020	78.2	92	87.4	107	69	67	5.96	16	0
2019	88	2	99.8	1	76.1	2	0.64	112	0
2018	80.5	48	88.7	87	72.4	14	7.96	6	0
2017	79.9	56	90.1	62	69.8	50	2.03	73	0
2016	82.5	17	92.4	31	72.6	13	2.09	71	0
2015	83.4	9	95.1	7	71.7	21	1.89	78	0
2014	80.6	45	90.5	54	70.7	33	6.98	8	0
2013	83.5	8	94.9	9	72.1	16	5.82	18	0
2012	80	53	91.1	44	68.9	71	5.70	20	0
2011	84.4	4	98.7	3	70.1	48	0.18	121	0
2010	80.7	43	90.1	62	71.3	26	13.20	2	0
2009	78.2	92	87.7	104	68.7	74	6.86	10	0
2008	80.6	45	92.7	28	68.5	80	0.02	125	0
2007	81.3	34	90.6	51	72	19	3.97	39	0
2006	80.2	50	91.7	37	68.7	74	3.00	56	0
2005	84.4	4	95.9	5	72.9	10	1.44	96	0
2004	80	53	90.6	51	69.5	59	1.57	92	0
2003	78.5	86	88.2	95	68.7	74	2.08	72	0
2002	79.8	60	89.7	71	69.8	50	3.23	51	0
2001	77.2	106	86.9	109	67.5	99	1.71	83	0
2000	81.5	29	94.5	14	68.5	80	1.76	81	0
1999	81.4	33	93.7	22	69.1	64	0.28	119	0
1998	82.9	13	91.3	41	74.5	4	6.76	11	0
1997	81.5	29	92.4	31	70.6	38	1.46	95	0
1996	77.6	101	86.8	110	68.4	83	4.02	37	0
1995	78.7	85	88.6	89	68.7	74	2.70	62	0
1994	77.5	103	88.2	95	66.8	108	5.69	21	0
1993	81.8	24	93.9	20	69.6	56	0.34	118	0
1992	80.8	41	91.7	37	69.8	50	1.98	74	0
1991	77.2	106	86.6	114	67.7	96	2.25	67	0
1990	81.2	37	91.8	35	70.6	38	1.76	81	0
1989	79.3	73	91.8	35	66.8	108	0.27	120	0
1988	81.5	29	92.8	27	70.3	41	1.43	97	0
1987	78.8	83	89.3	77	68.2	84	5.03	28	0
1986	82	22	89.9	68	74.1	5	4.77	29	0
1985	79.2	76	89.2	79	69.3	61	3.98	38	0
1984	76.3	116	86.6	114	65.9	115	0.79	108	0
1983	78.3	89	88.8	85	67.8	95	2.83	59	0
1982	81.8	24	93.4	23	70.2	46	1.88	79	0
1981	79.7	62	90.3	57	69	67	2.65	63	0
1980	81.7	26	90.7	49	72.7	11	5.66	23	0
1979	77.5	103	88.3	93	66.8	108	1.40	98	0
1978	79	82	86.7	113	71.3	26	4.44	33	0
1977	83.8	7	94.2	18	73.4	8	3.10	53	0
1976	78.1	96	87.9	100	68.2	84	3.80	42	0
1975	75.7	124	86	119	65.5	120	3.62	46	0
1974	72.3	129	80.4	129	64.1	125	1.58	90	0
1973	79.7	62	89	81	70.3	41	7.44	7	0
1972	82.4	18	92.1	33	72.7	11	1.55	93	0
1971	79.2	76	87.8	102	70.7	33	2.13	70	0
1970	79.2	76	87.7	104	70.7	33	3.82	40	0
1969	79.7	62	90.1	62	69.3	61	1.17	103	0
1968	76	122	86.4	116	65.6	119	3.42	47	0
1967	75.1	126	84.4	125	65.9	115	5.71	19	0
1966	78.2	92	88.4	91	67.9	91	3.22	52	0
1965	80.5	48	90.3	57	70.7	33	5.46	25	0
1964	79.9	56	88.9	83	70.8	30	6.29	14	0
1963	82	22	92.6	30	71.4	24	1.50	94	0
1962	79.7	62	89.5	75	69.8	50	4.75	31	0
1961	78.2	92	87.7	104	68.7	74	3.68	45	0
1960	79.3	73	90.7	49	67.9	91	1.68	84	0
1959	80.1	51	89.7	71	70.4	40	4.37	35	0
1958	79.5	69	88.1	98	70.8	30	6.89	9	0
1957	77	109	88	99	66	114	6.43	13	0
1956	81.7	26	94.6	11	68.8	72	0.09	122	0
1955	82.1	21	93	24	71.3	26	1.33	100	0
1954	82.4	18	94.6	11	70.2	46	0.82	107	0
1953	78.5	86	91.9	34	65.1	122	2.98	57	0
1952	77.9	97	90	67	65.8	118	3.26	50	0
1951	79.2	76	89.6	74	68.8	72	6.45	12	0
1950	78.5	86	88.8	85	68.2	84	4.77	29	0
1949	79.5	69	90.4	56	68.5	80	3.77	44	0
1948	78.3	89	89.5	75	67.1	105	1.24	101	0
1947	79.7	62	91.5	40	67.9	91	0.07	124	0
1946	76.9	110	84.1	126	69.6	56	6.00	15	0
1945	78.8	83	90.1	62	67.5	99	2.76	60	0
1944	77.6	101	88.3	93	66.9	107	4.66	32	0
1943	76.4	115	86.8	110	66.1	113	3.31	49	0
1942	74.6	127	84.8	124	64.5	123	8.11	5	0
1941	80.8	41	90.2	60	71.4	24	0.77	109	0
1940	76.7	112	88.2	95	65.2	121	3.39	48	0
1939	81.2	37	92.7	28	69.8	50	1.64	86	0
1938	79.3	73	91	45	67.7	96	2.85	58	0
1937	80.1	51	91.2	43	69	67	2.21	68	0
1936	79.9	56	89	81	70.7	33	5.22	27	0
1935	76.3	116	85.5	122	67.2	103	8.79	3	0
1934	79.8	60	90.2	60	69.3	61	1.07	105	0
1933	83.4	9	92.9	25	73.8	7	3.08	54	0
1932	77.3	105	85.6	121	69	67	5.36	26	0
1931	83	12	94	19	72.1	16	0.02	125	0
1930	79.7	62	90.3	57	69.1	64	3.01	55	0
1929	79.4	71	90.6	51	68.2	84	2.63	64	0
1928	77.1	108	87.2	108	67	106	4.36	36	0
1927	79.4	71	89.7	71	69.1	64	2.32	66	0
1926	82.4	18	94.9	9	70	49	1.37	99	0
1925	81.3	34	94.4	15	68.2	84	2.73	61	0
1924	76.1	119	91	45	61.3	130	5.85	17	0
1923	81	40	94.4	15	67.6	98	8.41	4	0
1922	80	53	91.3	41	68.7	74	1.14	104	0
1921	81.5	29	90.9	48	72.2	15	20.78	1	0
1920	81.6	28	92.9	25	70.3	41	1.61	87	0
1919	77.9	97	86.2	118	69.5	59	4.41	34	0
1918	76.5	113	88.5	90	64.5	123	1.93	77	0
1917	79.2	76	90.5	54	67.9	91	2.19	69	0
1916	78.3	89	89.8	69	66.8	108	1.98	74	0
1915	79.2	76	86.8	110	71.6	22	1.95	76	0
1914	79.9	56	91.7	37	68.2	84	0.65	111	0
1913	72.7	128	81.6	128	63.8	126	5.68	22	0
1912	79.7	62	89.8	69	69.6	56	0.01	127	0
1911	84.3	6	93.8	21	74.7	3	0.44	116	0
1910	81.3	34	91	45	71.6	22	1.68	84	0
1909	76.5	113	86.3	117	66.8	108	1.20	102	0
1908	75.2	125	82.3	127	68	90	3.78	43	0
1907	76.2	118	85.2	123	67.2	103	0.97	106	0
1906	81.2	37	89.3	77	73.2	9	2.37	65	0
1905	80.6	45	89.1	80	72.1	16	0.75	110	0
1904	80.7	43	90.1	62	71.3	26	3.81	41	0
1903	76	122	88.4	91	63.6	127	trace	128	0
1902	76.9	110	87.9	100	65.9	115	5.61	24	3
1901	76.1	119	88.7	87	63.5	128	1.60	88	0
1900					67.5	99			30
1899	76.1	119	88.9	83	63.3	129	1.60	88	0
1898	77.7	100	87.8	102	67.5	99	0.50	113	0
1897	77.9	97	86	119	69.7	55			0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2026	88.2
2019	88
2023	85.9
2011	84.4
2005	84.4
1911	84.3
1977	83.8
2013	83.5
2015	83.4
1933	83.4

Coldest
Year	Mean, °F
1974	72.3
1913	72.7
1942	74.6
1967	75.1
1908	75.2
1975	75.7
1968	76
1903	76
1924	76.1
1901	76.1
More years share the last value

Wettest
Year	Precipitation, in
1921	20.78
2010	13.20
1935	8.79
1923	8.41
1942	8.11
2018	7.96
1973	7.44
2014	6.98
1958	6.89
2009	6.86

Driest
Year	Precipitation, in
1903	trace
1912	0.01
2008	0.02
1931	0.02
1947	0.07
2025	0.08
1956	0.09
2011	0.18
1989	0.27
1999	0.28

The hottest, coldest and wettest days

Hottest day: 104°F; 11 September 2026
Coldest night: 72°F; 27 September 2026
Wettest day: 0.21 in; 21 September 2026

Every month, season and year

Months

Seasons

Years

Austin, TX the day's answers

All-time records

Every answer in words

September 2026 brought 0.47 in of precipitation in Austin, TX, the driest September since 2025, tied 14th driest of 128 (with 2022).
The hottest day of September 2026 in Austin, TX: 104°F on Friday 11 September 2026.
The coldest night of September 2026 in Austin, TX: a low of 72°F on Sunday 27 September 2026.
The wettest day of September 2026 in Austin, TX: 0.21 in on Monday 21 September 2026.