Kahului, HI: August

31 August 2026: August 2026 averaged 80.5°F in Kahului, HI, the warmest August since 2023 (2025 excluded: 5 of 31 days missing), tied 19th warmest of 72 (with 1992, 1986 and 1980).

August 2026

Mean temperature: 80.5°F; Warmest since 2023; 19th warmest of 72
Precipitation: 1.47 in; Wettest since 2024; 5th wettest of 88

A normal August in Kahului, HI (1991 to 2020): a mean temperature of 80.3°F, between 79°F and 81.4°F in eight years of ten and 0.33 in of precipitation, between 0.06 in and 1.07 in in eight years of ten.

The mean temperature of every August in Kahului, HI since 1954: 80.5°F in 2026; the highest is 83.6°F, in 2020.

Normal range, 79 to 81.4°F

Every year, ranked, as a table

Every August 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	80.5	19	86.8	55	74.3	3	1.47	5	0
2025									5
2024	77.8	64	85.2	64	70.4	55	1.62	3	0
2023	80.7	15	88.5	24	72.9	13	0.19	61	0
2022	82.3	3	91.9	1	72.7	15	0.06	79	2
2021	79.3	42	87.5	37	71	47	0.66	23	0
2020	83.6	1	91.7	2	75.6	1	0.03	83	0
2019	81.7	4	91.2	3	72.2	22	0.28	51	0
2018	81.1	10	88.6	19	73.6	7	2.35	1	0
2017	80.9	12	90.1	7	71.6	37	0.26	52	0
2016	81.4	6	89.3	11	73.5	8	0.54	29	0
2015	82.9	2	91.2	3	74.5	2	2.32	2	0
2014	80.7	15	89.2	12	72.2	22	0.47	36	0
2013	80.4	23	88.9	16	71.9	30	0.54	29	0
2012	78.9	52	86.9	51	70.9	49	0.18	64	0
2011	79	51	86.9	51	71.1	43	0.19	61	0
2010	80.3	25	88.1	31	72.4	18	0.06	79	0
2009	79.1	45	87.2	43	71.1	43	0.90	11	0
2008	79.2	44	87.8	35	70.6	52	0.40	42	0
2007	79.5	34	88.5	24	70.5	54	0.13	70	0
2006	80.1	29	88.6	19	71.5	39	0.04	82	0
2005	78.5	56	87.4	40	69.7	63	0.62	25	0
2004	81.2	7	90.2	5	72.3	19	0.36	45	0
2003	80.6	17	88.6	19	72.6	17	0.21	57	0
2002	79.7	32	87.4	40	72	29	trace	87	0
2001	79.5	34	87.1	46	71.9	30	0.69	20	0
2000	79.1	45	87.1	46	71.1	43	1.20	8	0
1999	78.3	60	86.5	61	70.1	60	0.31	47	0
1998	79.1	45	87.3	42	70.8	51	0.21	57	0
1997	80.2	27	89	15	71.3	41	0.14	68	0
1996	80.9	12	89.9	9	71.9	30	0.18	64	0
1995	80.6	17	88.5	24	72.7	15	0.63	24	0
1994	81.1	10	88.5	24	73.8	6	0.50	33	0
1993	80.3	25	88.4	29	72.2	22	0.80	17	0
1992	80.5	19	87.1	46	73.9	5	0.16	66	0
1991	79.5	34	86.9	51	72.2	22	1.06	9	0
1990	79.6	33	87.2	43	71.9	30	0.50	33	0
1989	78	61	86.8	55	69.2	67	0.50	33	0
1988	79.1	45	86.9	51	71.4	40	0.46	38	0
1987	78.9	52	88.6	19	69.2	67	0.62	25	0
1986	80.5	19	88.3	30	72.8	14	0.45	40	0
1985	77.8	64	86.5	61	69	69	0.52	32	0
1984	79.5	34	90.2	5	68.7	70	0.46	38	0
1983	79.1	45	87.1	46	71	47	0.67	21	0
1982	81.5	5	88.7	17	74.3	3	1.54	4	0
1981	81.2	7	89.2	12	73.3	10	0.67	21	0
1980	80.5	19	88.7	17	72.3	19	0.30	49	0
1979	80.4	23	90	8	70.9	49	0.23	55	0
1978	81.2	7	89.2	12	73.2	11	0.98	10	0
1977	80.1	29	88.1	31	72.2	22	0.71	18	0
1976	79.4	41	88.5	24	70.3	58	0.10	74	0
1975	77.2	70	84.6	67	69.7	63	0.61	27	0
1974	78.8	55	87.5	37	70.2	59	0.12	72	0
1973	78.5	56	86.5	61	70.4	55	0.02	84	0
1972	79.1	45	87.5	37	70.6	52	0.84	13	0
1971	77.7	68	88.1	31	67.2	72	0.54	29	0
1970	80.2	27	88.6	19	71.9	30	0.23	55	0
1969	79.5	34	87.9	34	71.1	43	0.71	18	0
1968	80.8	14	89.9	9	71.6	37	0.26	52	0
1967	77.8	64	85.1	65	70.4	55	1.33	6	0
1966	79.5	34	86.6	59	72.3	19	0.31	47	0
1965	77.9	62	86.6	59	69.3	66	0.41	41	0
1964	76.6	71	84.8	66	68.5	71	0.20	60	0
1963	78.9	52	87.8	35	70	61	0.02	84	0
1962	78.4	58	87	50	69.7	63	0.29	50	0
1961	79.5	34	86.8	55	72.2	22	0.08	77	0
1960	79.3	42	86.7	58	71.9	30	0.07	78	0
1959	80.1	29	87.2	43	73	12	0.21	57	0
1958	78.4	58	83.4	70	73.5	8	0.86	12	0
1957	77.9	62	83.7	69	72.1	28	0.83	15	0
1956	77.6	69	83.3	71	71.8	36	0.40	42	0
1955	75.3	72	80.8	72	69.8	62	0.47	36	0
1954	77.8	64	84.4	68	71.2	42	0.15	67	0
1923							0.33	46	31
1922							0.01	86	31
1921							0.09	75	31
1920							0.13	70	31
1919							0.12	72	31
1918							1.30	7	31
1917							0.38	44	31
1916							0.05	81	31
1915							trace	87	31
1913							0.84	13	31
1912							0.19	61	31
1909							0.14	68	31
1908							0.09	75	31
1907							0.81	16	31
1906							0.24	54	31
1905							0.56	28	31

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2020	83.6
2015	82.9
2022	82.3
2019	81.7
1982	81.5
2016	81.4
2004	81.2
1981	81.2
1978	81.2
2018	81.1
More years share the last value

Coldest
Year	Mean, °F
1955	75.3
1964	76.6
1975	77.2
1956	77.6
1971	77.7
2024	77.8
1985	77.8
1967	77.8
1954	77.8
1965	77.9
More years share the last value

Wettest
Year	Precipitation, in
2018	2.35
2015	2.32
2024	1.62
1982	1.54
2026	1.47
1967	1.33
1918	1.30
2000	1.20
1991	1.06
1978	0.98

Driest
Year	Precipitation, in
2002	trace
1915	trace
1922	0.01
1973	0.02
1963	0.02
2020	0.03
2006	0.04
1916	0.05
2022	0.06
2010	0.06

The hottest, coldest and wettest days

Hottest day: 90°F; 24 August 2026, 21 August 2026, 11 August 2026
Coldest night: 70°F; 20 August 2026, 4 August 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

August 2026 brought 1.47 in of precipitation in Kahului, HI, the wettest August since 2024 (2025 excluded: 5 of 31 days missing), 5th wettest of 88.
The hottest day of August 2026 in Kahului, HI: 90°F on Monday 24 August 2026, Friday 21 August 2026 and Tuesday 11 August 2026.
The coldest night of August 2026 in Kahului, HI: a low of 70°F on Thursday 20 August 2026 and Tuesday 4 August 2026.
The wettest day of August 2026 in Kahului, HI: 0.95 in on Sunday 16 August 2026.