Kahului, HI: Summer

31 August 2026: Summer 2026 averaged 79.5°F in Kahului, HI, the warmest summer since 2025, tied 23rd warmest of 72 (with 1993).

Summer 2026

Mean temperature: 79.5°F; Warmest since 2025; 23rd warmest of 72
Precipitation: 2.38 in; Wettest since 2018; 8th wettest of 87

A normal summer in Kahului, HI (1991 to 2020): a mean temperature of 79.5°F, between 78.1°F and 81°F in eight years of ten and 1.08 in of precipitation, between 0.29 in and 2.27 in in eight years of ten.

The mean temperature of every summer in Kahului, HI since 1954: 79.5°F in 2026; the highest is 82.7°F, in 2020.

Normal range, 78.1 to 81°F

Every year, ranked, as a table

Every summer in Kahului, HI from 1905 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	79.5	23	86.5	44	72.5	7	2.38	8	0
2025	80	12	88.4	13	71.6	19	0.18	81	5
2024	78	51	85.8	63	70.3	46	1.94	16	0
2023	80	12	88.4	13	71.5	20	0.67	56	0
2022	81	4	89.9	3	72.1	11	0.16	85	2
2021	79.1	32	87.6	27	70.6	38	0.66	59	0
2020	82.7	1	91.2	2	74.1	1	0.33	77	5
2019	81.7	2	91.7	1	71.7	17	0.46	69	0
2018	79.8	19	88.1	18	71.5	20	2.63	4	0
2017	80.4	8	88.9	8	71.8	14	0.63	60	0
2016	80.3	9	88.1	18	72.5	7	2.24	9	0
2015	81.1	3	89.5	5	72.7	2	3.25	2	0
2014	79.9	16	88.4	13	71.3	25	1.57	21	0
2013	80	12	88.6	11	71.5	20	1.54	24	0
2012	78	51	86	58	70	51	0.68	55	0
2011	78.1	48	86.3	51	69.9	54	1.10	38	0
2010	79.2	28	87.6	27	70.8	32	0.17	84	0
2009	78.4	44	86.8	35	70.1	49	1.11	37	0
2008	78.4	44	87.4	30	69.4	59	0.88	45	0
2007	79.2	28	88	20	70.4	43	0.24	80	0
2006	79	34	87.3	31	70.7	33	0.18	81	0
2005	78.7	37	86.8	35	70.6	38	1.90	18	0
2004	79.8	19	88.7	10	71	31	0.45	70	0
2003	79.8	19	87.8	25	71.8	14	0.30	79	0
2002	78.7	37	86.7	39	70.7	33	0.67	56	0
2001	78.5	42	86.5	44	70.5	41	1.06	39	0
2000	78.5	42	86.8	35	70.3	46	2.07	13	0
1999	77.6	60	86.1	54	69.1	62	0.41	74	0
1998	77.8	56	85.9	61	69.7	56	0.43	72	0
1997	79.9	16	87.7	26	72	12	2.07	13	0
1996	81	4	89.7	4	72.3	10	0.88	45	0
1995	80	12	88.2	17	71.8	14	1.35	28	0
1994	79.8	19	86.9	33	72.6	4	2.52	6	0
1993	79.5	23	87.5	29	71.5	20	2.19	11	0
1992	79.4	25	86.9	33	72	12	1.55	23	0
1991	78.1	48	86.2	52	70	51	1.56	22	0
1990	78.6	39	86	58	71.2	27	1.79	19	0
1989	78.1	48	86.1	54	70.1	49	2.57	5	0
1988	78.6	39	86.6	41	70.6	38	0.69	54	0
1987	78	51	86.6	41	69.5	58	0.87	47	0
1986	79	34	86.8	35	71.3	25	1.47	25	0
1985	76.8	67	85.6	65	68	71	1.06	39	0
1984	79.9	16	89.2	6	70.7	33	0.57	62	0
1983	78.2	46	86.2	52	70.3	46	1.37	26	0
1982	80.3	9	88	20	72.6	4	2.40	7	0
1981	80.8	6	88.9	8	72.7	2	0.79	52	0
1980	80.6	7	88.5	12	72.6	4	1.24	32	0
1979	79.3	26	88	20	70.7	33	0.53	65	0
1978	80.2	11	88	20	72.5	7	1.99	15	0
1977	78.2	46	86	58	70.5	41	1.27	30	0
1976	77.9	54	86.6	41	69.1	62	0.31	78	0
1975	76	71	83.7	68	68.3	70	0.89	44	0
1974	77.5	62	86.5	44	68.4	69	0.63	60	0
1973	77.4	63	85.1	66	69.6	57	0.12	86	0
1972	77.7	58	86.7	39	68.7	67	1.17	35	0
1971	77.6	60	87.2	32	68	71	0.84	49	0
1970	79.3	26	87.9	24	70.7	33	0.40	75	0
1969	79.2	28	88.3	16	70	51	1.61	20	0
1968	79.2	28	89.1	7	69.4	59	0.80	51	0
1967	77.9	54	86.1	54	69.8	55	4.95	1	0
1966	79.1	32	86.5	44	71.7	17	0.76	53	0
1965	77.2	64	85.7	64	68.6	68	1.22	33	0
1964	76.8	67	84.7	67	68.8	66	0.54	64	0
1963	77.8	56	86.4	48	69.3	61	0.37	76	0
1962	77.7	58	86.4	48	69	65	0.52	67	0
1961	78.6	39	85.9	61	71.2	27	0.53	65	0
1960	78.8	36	86.1	54	71.4	24	1.32	29	0
1959			86.4	48			0.48	68	12
1958	76.5	69	82.6	71	70.4	43	2.15	12	0
1957	77.1	66	83.2	69	71.1	30	1.36	27	0
1956	76.2	70	81.9	72	70.4	43	1.18	34	0
1955	74.8	72	80.5	73	69.1	62	0.67	56	0
1954	77.2	64	83.2	69	71.2	27	0.85	48	0
1923							0.56	63	92
1922							0.05	87	92
1921							0.18	81	92
1920							0.94	42	92
1919							0.93	43	92
1918							3.01	3	92
1917							0.44	71	92
1916							1.25	31	92
1915							1.04	41	92
1913							1.13	36	92
1909							2.23	10	92
1908							0.42	73	92
1907							0.81	50	92
1905							1.93	17	92

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2020	82.7
2019	81.7
2015	81.1
2022	81
1996	81
1981	80.8
1980	80.6
2017	80.4
2016	80.3
1982	80.3

Coldest
Year	Mean, °F
1955	74.8
1975	76
1956	76.2
1958	76.5
1985	76.8
1964	76.8
1957	77.1
1965	77.2
1954	77.2
1973	77.4

Wettest
Year	Precipitation, in
1967	4.95
2015	3.25
1918	3.01
2018	2.63
1989	2.57
1994	2.52
1982	2.40
2026	2.38
2016	2.24
1909	2.23

Driest
Year	Precipitation, in
1922	0.05
1973	0.12
2022	0.16
2010	0.17
2025	0.18
2006	0.18
1921	0.18
2007	0.24
2003	0.30
1976	0.31

The hottest, coldest and wettest days

Hottest day: 91°F; 30 July 2026, 18 June 2026
Coldest night: 64°F; 13 June 2026, 12 June 2026
Wettest day: 0.95 in; 16 August 2026

Every month, season and year

Months

Seasons

Years

Kahului, HI the day's answers

All-time records

Every answer in words

Summer 2026 brought 2.38 in of precipitation in Kahului, HI, the wettest summer since 2018, 8th wettest of 87.
The hottest day of summer 2026 in Kahului, HI: 91°F on Thursday 30 July 2026 and Thursday 18 June 2026.
The coldest night of summer 2026 in Kahului, HI: a low of 64°F on Saturday 13 June 2026 and Friday 12 June 2026.
The wettest day of summer 2026 in Kahului, HI: 0.95 in on Sunday 16 August 2026.