Honolulu, HI: Summer

31 August 2026: Summer 2026 averaged 81.7°F in Honolulu, HI, the warmest summer since 2025, tied 13th warmest of 77 (with 2023, 1997, 1992 and 1 other year).

Summer 2026

Mean temperature: 81.7°F; Warmest since 2025; 13th warmest of 77
Precipitation: 1.25 in; Wettest since 2019; 40th wettest of 85

A normal summer in Honolulu, HI (1991 to 2020): a mean temperature of 81.4°F, between 79.9°F and 82.6°F in eight years of ten and 1.03 in of precipitation, between 0.44 in and 4.17 in in eight years of ten.

The mean temperature of every summer in Honolulu, HI since 1945: 81.7°F in 2026; the highest is 83.4°F, in 2019.

Normal range, 79.9 to 82.6°F

Every year, ranked, as a table

Every summer in Honolulu, HI from 1940 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	81.7	13	87.7	35	75.7	7	1.25	40	0
2025	81.9	12	88.1	27	75.7	7	0.15	85	0
2024	81.3	24	87.5	41	75	17	0.23	84	0
2023	81.7	13	88.3	22	75.1	15	0.70	59	0
2022	80.9	36	87.5	41	74.4	27	0.32	78	0
2021	81.3	24	87.9	30	74.7	21	0.43	74	0
2020	82.1	8	88.7	16	75.5	10	1.00	45	0
2019	83.4	1	89.9	2	76.9	1	5.98	3	0
2018	82.1	8	88.3	22	75.9	5	1.40	34	0
2017	81.1	28	87.4	44	74.7	21	2.40	17	0
2016	80.6	42	86.4	57	74.8	18	4.48	4	0
2015	82.5	5	89.1	8	76	3	8.29	1	0
2014	81.6	18	87.9	30	75.3	12	2.26	18	0
2013	80	54	86.4	57	73.5	45	0.62	64	0
2012	79.7	57	85.9	62	73.5	45	0.26	83	0
2011	80.6	42	86.8	52	74.3	29	2.00	21	0
2010	80	54	86.5	56	73.5	45	0.73	58	0
2009							0.93	47	17
2008	81.4	22	88	28	74.8	18	1.73	28	0
2007	81.4	22	87.8	34	75.1	15	0.30	79	0
2006	80.6	42	86.7	53	74.5	25	0.28	82	0
2005	83.1	2	89.5	4	76.8	2	0.67	61	0
2004	82.3	7	88.6	17	75.9	5	4.14	6	0
2003	82	11	88.3	22	75.7	7	0.74	57	0
2002	81.3	24	87.4	44	75.2	14	0.46	72	0
2001	81.1	28	87.4	44	74.8	18	1.34	36	0
2000	80.9	36	87.5	41	74.4	27	1.61	31	0
1999	79.6	59	86.2	59	73.1	57	0.80	53	0
1998	79.7	57	85.9	62	73.5	45	0.63	62	0
1997	81.7	13	89	10	74.5	25	1.05	43	0
1996	82.1	8	89.4	6	74.7	21	3.92	7	0
1995	82.6	4	90	1	75.3	12	0.68	60	0
1994	82.7	3	89.5	4	76	3	0.85	51	0
1993	80.7	40	87.9	30	73.5	45	1.83	24	0
1992	81.7	13	88.6	17	74.7	21	3.08	9	0
1991	81	33	88.4	20	73.6	42	0.58	67	0
1990	81	33	88.4	20	73.6	42	0.58	67	0
1989	81.3	24	88.8	14	73.8	38	2.52	13	0
1988	81.5	20	89.1	8	74	35	0.50	71	0
1987	81.7	13	89.8	3	73.6	42	1.01	44	0
1986	81.5	20	88.8	14	74.1	33	2.80	10	0
1985	80.9	36	89	10	72.8	68	0.82	52	0
1984	80.7	40	88.3	22	73	63	0.35	76	0
1983	80.3	49	87.6	38	73	63	0.77	55	0
1982	80.5	45	87.7	35	73.3	51	2.53	12	0
1981	80.1	51	87.4	44	72.8	68	1.26	39	0
1980	80.5	45	87.6	38	73.3	51	2.49	14	0
1979	80.4	47	88.5	19	72.4	75	0.60	65	0
1978	79.4	63	86.6	55	72.2	78	2.09	20	0
1977	80.8	39	87.6	38	74.1	33	0.33	77	0
1976	79.6	59	86.7	53	72.5	71	0.59	66	0
1975	79	68	85.9	62	72.2	78	0.46	72	0
1974	80.1	51	87.7	35	72.5	71	1.96	22	0
1973	80.3	49	87.3	48	73.2	55	0.87	50	0
1972	80.1	51	87	50	73.3	51	1.45	33	0
1971	78.5	71	85	72	72.1	81	2.76	11	0
1970	82.4	6	89.2	7	75.5	10	2.45	16	0
1969	81.1	28	88.2	26	73.9	36	0.97	46	0
1968	81.6	18	89	10	74.2	31	0.63	62	0
1967	81.1	28	87.9	30	74.3	29	6.17	2	0
1966	81.1	28	88	28	74.2	31	1.29	38	0
1965	79.5	62	86	61	73.1	57	2.49	14	0
1964	79.2	66	85.9	62	72.5	71	1.88	23	0
1963	80.4	47	87.2	49	73.7	39	1.37	35	0
1962	79.3	64	85.5	70	73.1	57	0.56	69	0
1961	79.3	64	85.6	69	72.9	67	1.62	30	0
1960	79.8	56	85.8	67	73.7	39	1.31	37	0
1959	79.6	59	86.1	60	73.1	57	3.36	8	0
1958	78.4	73	84.9	73	71.9	82	4.16	5	0
1957	79.2	66	85.3	71	73.1	57	0.88	49	0
1956	78.1	74	84	76	72.3	76	0.79	54	0
1955	76.5	77	82.3	80	70.8	83	0.90	48	0
1954	78.6	70	84.2	75	73.1	57	2.12	19	0
1953	78.5	71	83.9	77	73	63	0.30	79	0
1952	77.9	76	83.2	79	72.5	71	0.29	81	0
1951	79	68	84.8	74	73.2	55	1.76	26	0
1950	78	75	83.9	77	72.2	78	1.10	42	0
1949									75
1948							1.74	27	33
1947			86.9	51	73.3	51	1.22	41	11
1946					72.8	68	0.54	70	16
1945	81	33	88.9	13	73	63	1.55	32	5
1944					72.3	76	0.40	75	12
1943			85.9	62	73.7	39	0.75	56	10
1942									91
1941			85.7	68	73.5	45	1.83	24	11
1940					73.9	36	1.68	29	13

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2019	83.4
2005	83.1
1994	82.7
1995	82.6
2015	82.5
1970	82.4
2004	82.3
2020	82.1
2018	82.1
1996	82.1

Coldest
Year	Mean, °F
1955	76.5
1952	77.9
1950	78
1956	78.1
1958	78.4
1971	78.5
1953	78.5
1954	78.6
1975	79
1951	79

Wettest
Year	Precipitation, in
2015	8.29
1967	6.17
2019	5.98
2016	4.48
1958	4.16
2004	4.14
1996	3.92
1959	3.36
1992	3.08
1986	2.80

Driest
Year	Precipitation, in
2025	0.15
2024	0.23
2012	0.26
2006	0.28
1952	0.29
2007	0.30
1953	0.30
2022	0.32
1977	0.33
1984	0.35

The hottest, coldest and wettest days

Hottest day: 91°F; 20 June 2026
Coldest night: 71°F; 16 June 2026, 13 June 2026, 12 June 2026
Wettest day: 0.85 in; 16 August 2026

Every month, season and year

Months

Seasons

Years

Honolulu, HI the day's answers

All-time records

Every answer in words

Summer 2026 brought 1.25 in of precipitation in Honolulu, HI, the wettest summer since 2019, 40th wettest of 85.
The hottest day of summer 2026 in Honolulu, HI: 91°F on Saturday 20 June 2026.
The coldest night of summer 2026 in Honolulu, HI: a low of 71°F on Tuesday 16 June 2026, Saturday 13 June 2026 and Friday 12 June 2026.
The wettest day of summer 2026 in Honolulu, HI: 0.85 in on Sunday 16 August 2026.