Honolulu Monthly Rainfall Totals 1947-2008

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Monthly Rainfall Totals since 1947 at Honolulu International Airport
Click on a year to see a chart of the yearly rainfall
Click on a month to see a chart of that month's rainfall over time
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Year
1947	1.27	0.51	0.60	0.23	0.53	0.42	0.15	0.79	2.74	0.53	1.55	1.36	10.68	1947
1948	6.39	3.48	0.67	1.69	0.17	0.14	0.19	1.07	1.17	0.32	3.24	1.23	19.76	1948
1949	14.74	5.49	0.64	0.14	0.05	0.27	0.32	0.08	0.15	0.35	0.69	2.28	25.20	1949
1950	13.24	1.04	0.63	5.74	0.32	0.07	0.03	1.00	0.49	0.67	1.92	6.53	31.68	1950
1951	1.21	2.98	20.79	0.49	0.23	0.38	0.24	1.14	0.91	5.83	0.23	5.30	39.73	1951
1952	4.45	0.48	0.56	0.35	0.15	0.13	0.07	0.09	0.27	2.50	1.21	0.39	10.65	1952
1953	1.25	2.87	1.54	0.24	0.14	0.02	0.25	0.03	0.71	0.60	0.42	1.90	9.97	1953
1954	1.49	3.98	2.54	1.98	0.16	0.20	1.73	0.19	0.54	1.04	9.39	4.06	27.30	1954
1955	2.74	13.68	4.36	0.85	0.76	0.08	0.23	0.59	0.22	0.37	1.89	12.09	37.86	1955
1956	3.58	3.30	0.53	0.51	1.01	0.14	0.12	0.53	0.14	1.81	7.24	2.32	21.23	1956
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Year
1957	13.33	1.68	0.01	1.56	1.12	0.12	0.39	0.37	0.07	0.11	2.62	2.84	24.22	1957
1958	0.50	5.15	18.51	0.40	0.24	0.21	0.88	3.07	0.48	2.88	0.06	2.64	35.02	1958
1959	3.76	2.23	0.16	0.54	0.69	T	0.28	3.08	0.88	0.64	1.49	0.39	14.14	1959
1960	0.48	0.51	1.48	0.01	3.85	0.18	0.73	0.40	0.81	1.16	0.22	2.24	12.07	1960
1961	4.17	0.93	0.43	0.71	0.23	0.87	0.28	0.47	0.48	2.40	2.05	1.24	14.26	1961
1962	2.20	2.62	2.10	1.07	0.32	0.11	0.13	0.32	0.66	0.70	0.03	3.32	13.58	1962
1963	10.58	1.11	8.39	8.92	3.36	0.33	1.01	0.03	1.47	1.08	0.20	1.43	37.91	1963
1964	2.18	0.52	5.21	0.88	0.21	0.08	1.34	0.46	0.97	0.34	2.36	5.57	20.12	1964
1965	3.02	0.80	0.99	1.48	7.23	0.25	1.37	0.87	0.52	3.56	14.72	7.97	42.78	1965
1966	1.39	3.71	0.39	0.46	0.41	0.04	0.43	0.82	0.16	2.95	9.44	2.98	23.18	1966
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Year
1967	0.79	2.53	6.78	1.29	2.12	2.43	1.21	2.53	0.42	1.53	2.78	9.93	34.34	1967
1968	8.17	2.91	2.49	3.14	1.22	0.24	0.29	0.10	1.30	2.13	5.64	9.63	37.26	1968
1969	8.20	0.48	3.00	0.10	0.81	0.23	0.63	0.11	0.87	0.96	5.77	1.34	22.50	1969
1970	1.81	0.77	0.07	0.74	0.21	0.23	2.01	0.21	0.39	1.88	5.94	1.23	15.49	1970
1971	6.19	2.37	5.57	2.19	0.43	2.46	0.04	0.26	1.03	2.27	0.95	2.88	26.64	1971
1972	5.28	5.00	2.45	5.15	0.12	0.79	0.20	0.46	0.92	2.39	0.59	3.59	26.94	1972
1973	0.67	0.60	0.40	0.72	0.89	0.09	0.46	0.32	0.64	1.78	3.73	3.94	14.24	1973
1974	4.21	1.28	3.49	4.13	0.82	1.52	0.44	T	2.08	2.77	2.69	0.59	24.02	1974
1975	6.42	2.36	2.02	0.51	0.19	0.03	0.40	0.03	0.11	0.18	11.54	0.60	24.39	1975
1976	1.29	6.08	2.67	0.71	0.26	0.18	0.24	0.17	0.33	0.45	0.46	0.06	12.90	1976
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Year
1977	0.52	0.32	2.36	1.81	4.76	0.11	0.14	0.08	0.05	0.15	0.61	1.45	12.36	1977
1978	0.34	0.75	1.37	2.07	3.39	1.06	0.20	0.83	0.28	11.15	1.55	2.06	25.05	1978
1979	4.57	7.21	0.77	0.55	0.21	0.32	0.13	0.15	0.47	0.53	0.52	1.50	16.93	1979
1980	8.91	2.26	3.04	1.13	0.78	1.76	0.37	0.36	0.41	0.30	0.21	7.37	26.90	1980
1981	0.81	0.97	0.71	1.01	0.94	0.14	0.42	0.70	0.39	1.84	1.01	4.47	13.41	1981
1982	12.82	2.16	3.73	1.28	0.13	0.35	0.20	1.98	0.52	7.24	1.32	3.19	34.92	1982
1983	0.32	0.06	0.53	0.42	0.35	0.26	0.22	0.29	1.16	0.23	0.13	1.06	5.03	1983
1984	0.21	0.60	1.08	2.41	0.16	0.08	0.23	0.04	1.36	1.89	3.58	5.44	17.08	1984
1985	1.46	3.87	1.26	0.20	1.11	0.13	0.53	0.16	1.28	5.08	2.11	0.19	17.38	1985
1986	0.18	1.38	0.17	0.35	0.81	0.36	1.54	0.90	2.00	1.23	4.23	0.78	13.93	1986
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Year
1987	0.42	0.86	0.31	0.65	0.73	0.46	0.33	0.22	1.13	0.20	0.93	17.29	23.53	1987
1988	3.05	1.31	0.67	0.50	1.25	0.04	0.12	0.34	0.86	0.23	1.39	6.71	16.47	1988
1989	2.07	6.48	2.58	1.23	0.29	0.11	2.33	0.08	0.15	10.37	0.51	1.32	27.52	1989
1990	4.32	4.15	0.86	0.30	0.30	0.08	0.49	0.01	0.98	0.47	2.96	4.92	19.84	1990
1991	0.80	2.09	6.24	1.00	0.48	0.26	0.16	0.16	0.56	3.43	1.52	1.24	17.94	1991
1992	0.43	1.35	0.72	0.11	1.13	0.10	2.01	0.97	2.08	2.57	1.04	6.49	19.00	1992
1993	0.70	0.41	0.02	0.23	0.19	0.11	0.69	1.03	0.10	1.63	0.46	0.27	5.84	1993
1994	0.78	7.04	3.77	0.46	0.09	0.23	0.48	0.14	0.39	1.56	0.20	0.45	15.59	1994
1995	0.54	6.53	1.33	1.15	0.45	0.05	0.19	0.44	0.33	0.36	0.92	1.31	13.60	1995
1996	3.52	1.00	2.68	0.34	0.13	1.01	0.74	2.17	0.78	0.07	18.79	1.89	33.12	1996
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Year
1997	6.92	0.95	4.90	1.02	0.63	0.40	0.52	0.13	0.67	2.57	0.84	0.44	19.99	1997
1998	0.77	0.21	0.03	0.54	0.16	0.29	0.19	0.15	0.05	0.13	0.85	1.15	4.52	1998
1999	2.12	0.73	0.46	0.68	2.13	0.11	0.57	0.12	0.20	2.01	0.21	2.65	11.99	1999
2000	1.26	0.07	0.38	0.46	0.03	0.03	0.41	1.17	0.78	0.25	2.09	0.17	7.10	2000
2001	0.18	0.57	0.62	0.29	0.14	1.16	0.13	0.05	0.28	1.05	3.91	0.76	9.14	2001
2002	3.91	0.69	2.51	0.08	1.96	0.07	0.08	0.27	0.10	2.11	0.36	0.04	12.18	2002
2003	1.21	1.09	1.95	0.81	0.09	0.20	0.52	0.02	0.28	1.14	0.57	4.81	12.69	2003
2004	6.88	9.47	0.56	0.58	1.29	0.31	0.09	3.74	1.01	1.25	7.87	5.96	39.01	2004
2005	6.23	1.28	1.88	0.64	0.27	0.28	0.29	0.10	0.90	1.60	1.77	0.36	15.60	2005
2006	1.53	2.62	16.92	0.75	1.11	0.09	0.08	0.11	0.66	2.50	2.50	0.58	29.45	2006
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	Year
2007	1.10	0.40	0.68	0.20	0.12	0.16	0.05	0.09	0.50	0.15	5.46	3.08	11.99	2007
2008	0.21	0.42	0.08	0.20	0.53	0.56	0.80	0.38	0.43	0.57	2.93	7.58	14.69	2008

The unofficial 62 year average 1947-2008 (inclusive)
1947- 2008	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	1947- 2008
Total	212.78	150.33	164.56	70.18	53.86	22.36	30.54	36.59	42.64	111.47	171.48	191.27	1259.16	Total
Average	3.49	2.46	2.70	1.15	0.88	0.37	0.50	0.60	0.70	1.83	2.81	3.14	20.64	Average

The official climatological record is based on the 30 year period 1971-2000 (inclusive),
1971- 2000	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual	1971- 2000
Average	2.73	2.35	1.89	1.11	0.78	0.43	0.50	0.46	0.74	2.18	2.27	2.85	18.29	Average

Monthly Extremes - Maximum
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
Max	14.74	13.68	20.79	8.92	7.23	2.46	2.33	3.74	2.74	11.15	18.79	17.29	42.78	Max
year	1949	1955	1951	1963	1965	1971	1989	2004	1947	1978	1996	1987	1965	year

Monthly Extremes - Minimum
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
Min	0.18	0.06	0.01	0.01	0.03	T	0.03	T	0.05	0.07	0.03	0.04	4.52	Min
year	1986 2001	1983	1957	1960	2000	1959	1950	1974	1977 1998	1996	1962	1976	1998	year