Delta Junction, AK: September

30 September 2026: September 2026 averaged 45.2°F in Delta Junction, AK (1 day missing), the warmest September since 2024 (2025 excluded: 12 of 30 days missing), tied 33rd warmest of 80 (with 2024).

September 2026

Mean temperature: 45.2°F; Warmest since 2024; 33rd warmest of 80
Precipitation: 1.41 in; Wettest since 2024; 21st wettest of 79

The mean temperature of every September in Delta Junction, AK since 1937: 45.2°F in 2026; the highest is 52°F, in 1995.

Every year, ranked, as a table

Every September in Delta Junction, AK from 1937 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	45.2	33	52.2	47	38.3	18	1.41	21	1
2025									12
2024	45.2	33	51.9	50	38.4	17	1.87	7	0
2023	42.2	61	49.3	66	35	49	1.38	22	0
2022	45.8	24	53.8	34	37.8	23	1.57	14	0
2021	40.2	73	48.3	73	32.1	74	0.68	57	0
2020	45.5	29	53	42	37.9	21	1.04	36	0
2019	47.8	9	56.7	8	38.9	15	0.87	44	0
2018			54.4	25					12
2017	47	14	54.9	19	39	14	0.82	46	0
2016	46.2	21	55	18	37.5	26	0.73	54	0
2015	41.3	67	48.9	70	33.8	64	0.62	62	0
2014	44.7	40	53.1	41	36.3	36	0.35	72	0
2013									9
2012	47.3	10	54.6	23	39.9	7	0.12	79	0
2011	47.9	8	56	13	39.7	8	0.26	74	0
2010	44.2	46	54.4	25	34	60	1.22	30	0
2009	45.3	32	54.1	30	36.4	34	0.64	59	0
2008	45.1	35	53.3	39	37	32	0.26	74	0
2007	45.9	23	54	31	37.7	24	2.25	3	0
2006	49.1	4	58.2	6	40.1	3	0.36	71	0
2005	46.5	18	53.5	37	39.5	9	1.42	20	0
2004	37.1	80	45.9	79	28.3	81	0.81	47	0
2003	39.1	77	46.9	76	31.3	76	1.29	26	0
2002	45.8	24	53.9	33	37.6	25	1.26	27	0
2001	45.8	24	56.3	10	35.2	46	0.65	58	0
2000	39.9	74	46.6	78	33.2	69	1.32	24	0
1999	44.4	42	52	49	36.7	33	0.90	41	0
1998	44.2	46	53	42	35.5	42	0.81	47	0
1997	49.4	2	58.4	3	40.4	2	0.75	51	0
1996	42.7	57	51.8	51	33.5	67	1.01	38	0
1995	52	1	60.5	1	43.5	1	0.80	49	0
1994	44.6	41	54.2	29	35	49	0.70	56	0
1993	44.9	36	54.3	27	35.4	44	1.55	16	0
1992									8
1991									9
1990									8
1989	47.2	12	56.2	12	38.2	19	1.56	15	2
1988	43.1	53	52.8	44	33.3	68	0.31	73	0
1987	43.3	50	50.5	61	36.2	37	1.26	27	0
1986	44.3	44	53.5	37	35.2	46	1.16	31	0
1985	43	54	50.1	63	36	39	1.94	5	0
1984	45.7	27	56	13	35.5	42	0.14	78	0
1983	37.2	79	45.5	80	28.9	80	1.09	32	0
1982	47.2	12	54.9	19	39.5	9	0.98	39	0
1981	43.2	51	50.9	56	35.6	41	0.75	51	0
1980	43.2	51	51.4	54	34.9	53	0.86	45	0
1979	48.3	6	57.9	7	38.7	16	0.51	66	0
1978	46.5	18	54.7	22	37.9	21	0.54	64	1
1977	46.1	22	54.3	27	38	20	1.69	9	0
1976	46.8	16	56.3	10	37.2	30	0.89	43	0
1975	45.5	29	53.6	36	37.3	28	1.55	16	0
1974	49.2	3	58.4	3	40	5	0.26	74	0
1973	44.8	38	54.6	23	34.9	53	0.26	74	0
1972	39.5	75	49	69	29.9	79	1.03	37	0
1971	42.5	59	50.7	58	34.3	57	1.58	12	0
1970	37.7	78	44.4	81	30.9	77	1.58	12	0
1969	46.7	17	58.8	2	34.6	56	0.45	68	0
1968	41.1	68	49.6	65	32.6	72	0.38	70	0
1967	45.7	27	54	31	37.3	28	1.49	18	0
1966	46.4	20	55.4	15	37.4	27	0.78	50	0
1965	48	7	56.6	9	39.4	11	1.23	29	0
1964	44.4	42	53.8	34	35	49	1.45	19	0
1963	45.4	31	55.4	15	35.3	45	0.56	63	1
1962	41.1	68	48.4	72	33.8	64	0.92	40	0
1961	43.4	49	50.8	57	36	39	1.66	10	0
1960	40.5	71	47.8	75	33.2	69	1.07	33	0
1959	42.9	56	51	55	34.9	53	1.92	6	0
1958	42.4	60	50.7	58	34	60	0.75	51	0
1957	44.3	44	52.5	46	36.2	37	0.72	55	0
1956	41.7	64	50.4	62	33.1	71	0.63	60	0
1955	43.6	48	52.1	48	35	49	1.06	34	0
1954	42.7	57	51.5	53	33.9	62	2.06	4	0
1953	44.8	38	53.3	39	36.4	34	0.63	60	0
1952	41.4	66	48.7	71	34.1	58	3.01	1	0
1951	46.9	15	54.8	21	39.1	13	1.33	23	0
1950	47.3	10	55.3	17	39.3	12	0.43	69	0
1949	49.1	4	58.3	5	40	5	0.46	67	0
1948	39.2	76	47.9	74	30.5	78	1.31	25	0
1947	40.3	72	49.1	67	31.5	75	1.87	7	0
1946	41.8	63	50	64	33.7	66	0.53	65	0
1945	43	54	50.7	58	35.2	46	2.44	2	0
1944	41.5	65	49.1	67	33.9	62	1.63	11	0
1943	44.9	36	52.7	45	37.1	31	1.06	34	0
1942					40.1	3			6
1941	42.1	62	51.7	52	32.6	72	0.90	41	1
1937	40.8	70	46.9	76	34.1	58			3

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1995	52
1997	49.4
1974	49.2
2006	49.1
1949	49.1
1979	48.3
1965	48
2011	47.9
2019	47.8
2012	47.3
More years share the last value

Coldest
Year	Mean, °F
2004	37.1
1983	37.2
1970	37.7
2003	39.1
1948	39.2
1972	39.5
2000	39.9
2021	40.2
1947	40.3
1960	40.5

Wettest
Year	Precipitation, in
1952	3.01
1945	2.44
2007	2.25
1954	2.06
1985	1.94
1959	1.92
2024	1.87
1947	1.87
1977	1.69
1961	1.66

Driest
Year	Precipitation, in
2012	0.12
1984	0.14
2011	0.26
2008	0.26
1974	0.26
1973	0.26
1988	0.31
2014	0.35
2006	0.36
1968	0.38

The hottest, coldest and wettest days

Hottest day: 64°F; 7 September 2026, 6 September 2026, 5 September 2026
Coldest night: 26°F; 24 September 2026
Wettest day: 0.50 in; 5 September 2026

Every month, season and year

Months

Seasons

Years

Delta Junction, AK the day's answers

All-time records

Every answer in words

September 2026 brought 1.41 in of precipitation in Delta Junction, AK (1 day missing), the wettest September since 2024 (2025 excluded: 13 of 30 days missing), 21st wettest of 79.
The hottest day of September 2026 in Delta Junction, AK: 64°F on Monday 7 September 2026, Sunday 6 September 2026 and Saturday 5 September 2026.
The coldest night of September 2026 in Delta Junction, AK: a low of 26°F on Thursday 24 September 2026.
The wettest day of September 2026 in Delta Junction, AK: 0.50 in on Saturday 5 September 2026.