Dallas, TX: September

30 September 2026: September 2026 averaged 88.5°F in Dallas, TX, the warmest September on record, in 113 years since 1914; provisional.

September 2026

Mean temperature: 88.5°F; Warmest on record; Warmest of 113, provisional
Precipitation: 0.15 in; Driest since 2014; 5th driest of 113

A normal September in Dallas, TX (1991 to 2020): a mean temperature of 80.1°F, between 76.3°F and 84°F in eight years of ten and 2.62 in of precipitation, between 0.50 in and 6.74 in in eight years of ten.

The mean temperature of every September in Dallas, TX since 1914: 88.5°F in 2026, the highest of them all.

Normal range, 76.3 to 84°F

Every year, ranked, as a table

Every September in Dallas, TX from 1914 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
2026	88.5	1	98	1	79	1	0.15	109
2025	81.3	22	91.4	22	71.1	24	1.66	75
2024	80	35	90.1	38	69.9	37	3.02	43
2023	84.5	4	94.6	6	74.4	4	2.81	47
2022	80.8	25	90.8	27	70.8	27	2.01	65
2021	81.9	16	92.6	16	71.3	22	0.32	105
2020	76.3	88	85	101	67.5	76	6.20	13
2019	86.9	2	96.5	2	77.3	2	1.10	89
2018	79.8	37	86.9	77	72.7	15	12.40	1
2017	80.9	24	91	24	70.8	27	0.48	102
2016	82.2	12	91.5	20	72.9	14	1.74	73
2015	83.1	9	93.1	12	73.2	9	2.83	46
2014	80.5	31	90.3	35	70.6	29	0.11	110
2013	84	5	94.5	8	73.6	6	3.55	33
2012	80.7	27	90.8	27	70.5	30	3.12	41
2011	80.7	27	92.8	15	68.6	54	1.37	81
2010	80.5	31	89.3	49	71.6	21	9.54	4
2009	76.7	85	85.2	98	68.1	66	7.86	5
2008	76.7	85	86.3	84	67.1	82	1.41	80
2007	80.4	33	88.8	56	72	19	6.62	9
2006	78.3	61	88.5	58	68	68	3.82	29
2005	84.6	3	95.5	3	73.8	5	1.13	87
2004	79.1	51	89.5	46	68.7	51	1.04	91
2003	75.3	105	84.1	107	66.4	89	5.01	19
2002	80.7	27	90.9	26	70.4	32	0.65	97
2001	75.6	100	84.6	103	66.6	87	3.31	36
2000	81	23	92.6	16	69.5	39	0.03	112
1999	79.2	46	89.6	44	68.7	51	1.26	84
1998	84	5	92.9	14	75.1	3	1.37	81
1997	83.9	7	94.6	6	73.1	10	0.50	101
1996	76.2	90	85.6	94	66.7	86	1.44	79
1995	78.7	57	88.1	64	69.3	42	2.72	50
1994	78	69	88.3	60	67.7	74	2.61	55
1993	78.8	54	90.4	32	67.2	78	2.63	54
1992	78.2	63	87.8	69	68.5	57	3.74	32
1991	76.3	88	85.5	96	67.2	78	3.25	38
1990	81.6	19	90.4	32	72.7	15	0.62	98
1989	75.6	100	85.4	97	65.7	98	2.50	57
1988	79.5	41	89.8	40	69.1	46	3.42	35
1987	78.8	54	89.7	42	67.8	71	1.47	78
1986	80.7	27	88.6	57	72.7	15	2.70	52
1985	78.5	59	87.9	66	69.1	46	2.34	59
1984	76.4	87	85.8	90	67	84	2.25	61
1983	77.7	73	89.3	49	66.2	92	1.13	87
1982	78.2	63	89.2	52	67.2	78	1.24	85
1981	78.1	65	88.2	62	67.9	70	4.88	20
1980	81.5	21	92	19	71	26	6.23	12
1979	76.8	83	87.5	74	66.1	94	1.90	67
1978	79.7	39	89.2	52	70.2	34	1.06	90
1977	83.9	7	94.8	5	73	11	1.51	77
1976	77.5	74	87.8	69	67.1	82	5.78	15
1975	75.6	100	86.9	77	64.3	109	0.72	94
1974	69.3	113	77.9	113	60.6	113	7.16	7
1973	76.9	82	85.1	99	68.6	54	7.06	8
1972	82	15	91	24	73	11	2.06	64
1971	79.1	51	87.9	66	70.3	33	1.83	71
1970	79	53	87	76	71.1	24	7.66	6
1969	78.6	58	88.1	64	69.1	46	3.84	28
1968	75.8	96	86.4	82	65.3	104	2.31	60
1967	74.1	109	82.6	111	65.6	100	4.16	24
1966	75.2	107	84.2	106	66.3	90	2.71	51
1965	79.2	46	88.9	55	69.6	38	5.14	18
1964	77.2	79	85.8	90	68.5	57	10.67	2
1963	79.8	37	90.4	32	69.2	45	0.94	92
1962	77.2	79	86.3	84	68.2	64	6.27	11
1961	77.3	78	86.9	77	67.7	74	5.54	16
1960	79.2	46	89.8	40	68.5	57	2.61	55
1959	79.3	44	89.2	52	69.3	42	3.51	34
1958	78.1	65	86.1	87	70.1	36	3.28	37
1957	75.9	93	86.9	77	65	105	3.22	39
1956	81.6	19	94.1	9	69.1	46	trace	113
1955	80.8	25	91.3	23	70.2	34	2.47	58
1954	82.2	12	95.1	4	69.3	42	2.92	45
1953	79.3	44	93.8	10	64.9	106	0.93	93
1952	79.5	41	93	13	66	95	0.38	104
1951	78.8	54	89.4	47	68.1	66	3.81	30
1950	75.3	105	84.4	104	66.3	90	2.73	49
1949	75.6	100	86.4	82	64.7	107	1.82	72
1948	77.5	74	89.6	44	65.5	102	0.07	111
1947	79.2	46	90.5	31	67.8	71	3.98	25
1946	75.9	93	84.4	104	67.3	77	3.00	44
1945	78	69	89.4	47	66.6	87	1.91	66
1944	77.5	74	89.3	49	65.7	98	0.67	96
1943	75.7	99	85.8	90	65.5	102	5.19	17
1942	74	110	84.8	102	63.1	111	4.61	21
1941	79.9	36	90.3	35	69.5	39	1.22	86
1940	75.6	100	87.7	72	63.6	110	0.22	107
1939	83	10	93.3	11	72.6	18	0.18	108
1938	79.2	46	90	39	68.4	61	0.51	100
1937	78.1	65	88.4	59	67.8	71	1.86	69
1936	79.6	40	87.9	66	71.2	23	10.01	3
1935	73.9	111	81.7	112	66	95	4.29	22
1934	75.8	96	85.6	94	65.9	97	6.07	14
1933	82.2	12	90.7	30	73.6	6	1.84	70
1932	75.8	96	83.4	110	68.2	64	6.62	9
1931	81.9	16	92.1	18	71.8	20	2.76	48
1930	78.4	60	88.2	62	68.6	54	1.65	76
1929	77.1	81	86.1	87	68	68	2.23	62
1928	76	92	85.8	90	66.2	92	0.44	103
1927	76.8	83	86.5	81	67.2	78	3.93	26
1926	80.1	34	89.7	42	70.5	30	2.64	53
1925	82.4	11	91.5	20	73.3	8	3.78	31
1924	74.9	108	85.1	99	64.6	108	3.04	42
1923	78.3	61	87.8	69	68.7	51	3.14	40
1922	79.4	43	90.3	35	68.5	57	0.68	95
1921	81.9	16	90.8	27	73	11	0.32	105
1920	78.1	65	87.4	75	68.9	50	1.72	74
1919	76.2	90	84	108	68.4	61	3.89	27
1918	72.6	112	83.5	109	61.6	112	4.28	23
1917	75.9	93	86.2	86	65.6	100	1.90	67
1916	77.5	74	88.3	60	66.8	85	1.31	83
1915	77.8	72	86.1	87	69.5	39	0.53	99
1914	78	69	87.6	73	68.3	63	2.09	63

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2026	88.5
2019	86.9
2005	84.6
2023	84.5
2013	84
1998	84
1997	83.9
1977	83.9
2015	83.1
1939	83

Coldest
Year	Mean, °F
1974	69.3
1918	72.6
1935	73.9
1942	74
1967	74.1
1924	74.9
1966	75.2
2003	75.3
1950	75.3
2001	75.6
More years share the last value

Wettest
Year	Precipitation, in
2018	12.40
1964	10.67
1936	10.01
2010	9.54
2009	7.86
1970	7.66
1974	7.16
1973	7.06
2007	6.62
1932	6.62

Driest
Year	Precipitation, in
1956	trace
2000	0.03
1948	0.07
2014	0.11
2026	0.15
1939	0.18
1940	0.22
2021	0.32
1921	0.32
1952	0.38

The hottest, coldest and wettest days

Hottest day: 102°F; 12 September 2026
Coldest night: 71°F; 25 September 2026
Wettest day: 0.15 in; 30 September 2026

Every month, season and year

Months

Seasons

Years

Dallas, TX the day's answers

All-time records

Every answer in words

September 2026 brought 0.15 in of precipitation in Dallas, TX, the driest September since 2014, 5th driest of 113.
The hottest day of September 2026 in Dallas, TX: 102°F on Saturday 12 September 2026.
The coldest night of September 2026 in Dallas, TX: a low of 71°F on Friday 25 September 2026.
The wettest day of September 2026 in Dallas, TX: 0.15 in on Wednesday 30 September 2026.