Lihue, HI: September

30 September 2026: September 2026 averaged 79.9°F in Lihue, HI, the warmest September since 2025, tied 22nd warmest of 77 (with 1977, 1974 and 1970).

September 2026

Mean temperature: 79.9°F; Warmest since 2025; 22nd warmest of 77
Precipitation: 5.59 in; Wettest since 1996; 3rd wettest of 77

A normal September in Lihue, HI (1991 to 2020): a mean temperature of 79.8°F, between 78.5°F and 81.4°F in eight years of ten and 1.73 in of precipitation, between 0.74 in and 4.38 in in eight years of ten.

The mean temperature of every September in Lihue, HI since 1950: 79.9°F in 2026; the highest is 83.3°F, in 2019.

Normal range, 78.5 to 81.4°F

Every year, ranked, as a table

Every September in Lihue, HI from 1950 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	79.9	22	84.2	56	75.5	6	5.59	3
2025	80.1	16	85.1	36	75.2	10	3.63	12
2024	80.4	10	86.2	10	74.6	19	0.64	72
2023	79.8	26	85.5	19	74.1	31	0.92	65
2022	79.6	34	85.4	23	73.7	42	0.65	71
2021	79.6	34	85	38	74.2	29	1.96	32
2020	81.9	2	87.2	3	76.5	2	1.27	57
2019	83.3	1	88.7	1	77.9	1	3.16	15
2018	77.6	74	82.4	77	72.8	59	5.49	4
2017	81.7	3	88.1	2	75.2	10	0.54	74
2016	81.4	4	86.7	6	76.1	4	0.64	72
2015	80.4	10	84.8	42	76	5	4.81	5
2014	80.6	7	86.7	6	74.5	21	1.40	50
2013	80.1	16	85.3	27	74.8	15	2.36	26
2012	78.7	55	84.2	56	73.1	50	0.75	70
2011	79.8	26	85.7	15	73.9	36	0.79	69
2010	78.7	55	84.3	54	73	55	1.33	53
2009	79	45	84.1	59	73.9	36	0.90	66
2008	78.5	63	84.7	44	72.3	67	1.65	44
2007	80.3	12	85.8	13	74.8	15	0.44	77
2006	78.8	53	83.6	70	74	35	1.70	42
2005	80.7	6	86	11	75.4	7	2.56	23
2004	80.3	12	85.7	15	74.8	15	2.72	21
2003	78.7	55	84.6	46	72.8	59	2.53	24
2002	79.5	36	85.1	36	73.8	38	0.81	68
2001	80.2	14	85.3	27	75.1	13	1.19	60
2000	79.2	43	84.6	46	73.8	38	4.33	9
1999	78.5	63	83.8	67	73.1	50	1.91	33
1998	78.1	68	82.7	75	73.5	44	1.31	55
1997	80.2	14	85.2	32	75.2	10	2.79	20
1996	79.8	26	84.2	56	75.4	7	7.85	2
1995	79.3	40	85.6	18	73	55	2.09	29
1994	80.8	5	85.3	27	76.3	3	3.02	18
1993	79.8	26	85.8	13	73.8	38	1.77	38
1992	79.7	32	84.1	59	75.3	9	3.13	17
1991	78.5	63	84.3	54	72.7	62	1.24	59
1990	80	19	84.9	39	75	14	2.00	30
1989	78.9	48	83.6	70	74.3	25	1.42	48
1988	79.8	26	84.9	39	74.8	15	1.09	63
1987	79.3	40	84.5	52	74.1	31	4.41	7
1986	80.1	16	86	11	74.1	31	2.85	19
1985	78.9	48	84.6	46	73.2	48	3.15	16
1984	80	19	85.5	19	74.4	23	3.23	13
1983	78.7	55	84.1	59	73.4	46	1.83	36
1982	79.7	32	85.3	27	74.2	29	1.71	41
1981	79.5	36	86.9	5	72.1	69	1.98	31
1980	79.1	44	84.4	53	73.8	38	10.87	1
1979	80.5	9	86.6	8	74.4	23	1.19	60
1978	79.5	36	85.5	19	73.5	44	1.85	35
1977	79.9	22	85.3	27	74.6	19	1.26	58
1976	78.5	63	84	62	73	55	1.73	40
1975	77.8	71	82.5	76	73.1	50	0.45	76
1974	79.9	22	85.5	19	74.3	25	3.73	10
1973	78.9	48	84.9	39	72.9	58	1.77	38
1972	78.8	53	83.8	67	73.7	42	1.91	33
1971	80	19	85.4	23	74.5	21	2.69	22
1970	79.9	22	85.4	23	74.3	25	1.42	48
1969	79.5	36	84.6	46	74.3	25	1.49	47
1968	78.7	55	83.9	63	73.4	46	3.17	14
1967	79	45	84.7	44	73.2	48	1.56	45
1966	78.6	60	84.6	46	72.6	63	1.51	46
1965	77.3	76	83.9	63	70.7	76	3.65	11
1964	77.8	71	83	73	72.6	63	2.17	27
1963	79.3	40	85.4	23	73.1	50	2.12	28
1962	78.9	48	85.2	32	72.6	63	1.14	62
1961	78.9	48	85.7	15	72	70	1.70	42
1960	79	45	85.2	32	72.8	59	4.58	6
1959	80.6	7	87.2	3	74.1	31	1.34	52
1958	79.8	26	86.4	9	73.1	50	1.31	55
1957	78.5	63	85.2	32	71.7	73	0.46	75
1956	78.6	60	84.8	42	72.3	67	1.78	37
1955	76.4	77	82.9	74	70	77	2.47	25
1954	78.6	60	84.6	46	72.6	63	1.32	54
1953	77.9	69	83.9	63	71.9	71	1.38	51
1952	77.6	74	83.6	70	71.6	75	1.07	64
1951	77.8	71	83.9	63	71.7	73	4.34	8
1950	77.9	69	83.8	67	71.9	71	0.84	67

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2019	83.3
2020	81.9
2017	81.7
2016	81.4
1994	80.8
2005	80.7
2014	80.6
1959	80.6
1979	80.5
2024	80.4
More years share the last value

Coldest
Year	Mean, °F
1955	76.4
1965	77.3
2018	77.6
1952	77.6
1975	77.8
1964	77.8
1951	77.8
1953	77.9
1950	77.9
1998	78.1

Wettest
Year	Precipitation, in
1980	10.87
1996	7.85
2026	5.59
2018	5.49
2015	4.81
1960	4.58
1987	4.41
1951	4.34
2000	4.33
1974	3.73

Driest
Year	Precipitation, in
2007	0.44
1975	0.45
1957	0.46
2017	0.54
2024	0.64
2016	0.64
2022	0.65
2012	0.75
2011	0.79
2002	0.81

The hottest, coldest and wettest days

Hottest day: 87°F; 8 September 2026
Coldest night: 71°F; 15 September 2026, 14 September 2026
Wettest day: 2.32 in; 30 September 2026

Every month, season and year

Months

Seasons

Years

Lihue, HI the day's answers

All-time records

Every answer in words

September 2026 brought 5.59 in of precipitation in Lihue, HI, the wettest September since 1996, 3rd wettest of 77.
The hottest day of September 2026 in Lihue, HI: 87°F on Tuesday 8 September 2026.
The coldest night of September 2026 in Lihue, HI: a low of 71°F on Tuesday 15 September 2026 and Monday 14 September 2026.
The wettest day of September 2026 in Lihue, HI: 2.32 in on Wednesday 30 September 2026.