Papaikou 144.1 Threshold Days by Year

5 fixed thresholds counted per year at Papaikou 144.1 (USC00517711): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Papaikou 144.1 Thresholds

Papaikou 144.1: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1918 with 160.
Papaikou 144.1: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1914 with 85.
Papaikou 144.1: days with 50 mm (1.97 in) or more of precipitation in 67 years, most in 1914 with 43.
Papaikou 144.1: days with 100 mm (3.94 in) or more of precipitation in 65 years, most in 1923 with 16.
5 fixed thresholds have at least one qualifying day at Papaikou 144.1.

Days with 10 mm (0.39 in) or more of precipitation

68 years with a qualifying day

Days per year at Papaikou 144.1 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 160 in 1918.

Days with 10 mm (0.39 in) or more of precipitation per year at Papaikou 144.1
Year	Days	Decade average
1905	120	117.4
1906	90	117.4
1907	118	117.4
1908	133	117.4
1909	126	117.4
1910	131	130.7
1911	151	130.7
1912	126	130.7
1913	118	130.7
1914	152	130.7
1915	112	130.7
1916	153	130.7
1917	105	130.7
1918	160	130.7
1919	99	130.7
1920	87	108.1
1921	115	108.1
1922	128	108.1
1923	150	108.1
1924	103	108.1
1925	104	108.1
1926	60	108.1
1927	112	108.1
1928	114	108.1
1930	129	100
1931	73	100
1933	77	100
1934	99	100
1935	78	100
1936	126	100
1937	114	100
1938	100	100
1939	104	100
1940	69	89.6
1942	77	89.6
1943	80	89.6
1944	96	89.6
1945	81	89.6
1946	101	89.6
1947	91	89.6
1948	115	89.6
1949	96	89.6
1950	89	97
1951	94	97
1952	116	97
1953	70	97
1954	111	97
1955	106	97
1956	113	97
1957	104	97
1958	84	97
1959	83	97
1960	109	99.1
1961	96	99.1
1962	68	99.1
1963	95	99.1
1964	131	99.1
1965	82	99.1
1966	93	99.1
1967	104	99.1
1968	103	99.1
1969	110	99.1
1970	120	96.8
1971	104	96.8
1972	92	96.8
1973	81	96.8
1974	87	96.8
2025	6	6

For each year, a bar from the first to the last day at Papaikou 144.1 meeting 10 mm (0.39 in).

First to last qualifying date each year at Papaikou 144.1
Year	First date	Last date
1905	1905-01-01	1905-12-31
1906	1906-01-01	1906-12-31
1907	1907-01-01	1907-12-30
1908	1908-01-01	1908-12-31
1909	1909-01-01	1909-12-30
1910	1910-01-05	1910-12-27
1911	1911-01-01	1911-12-31
1912	1912-01-08	1912-12-27
1913	1913-01-01	1913-12-24
1914	1914-01-08	1914-12-26
1915	1915-01-03	1915-12-28
1916	1916-01-03	1916-12-31
1917	1917-01-03	1917-12-17
1918	1918-01-04	1918-12-22
1919	1919-01-23	1919-12-31
1920	1920-01-02	1920-12-26
1921	1921-01-01	1921-12-27
1922	1922-01-01	1922-12-30
1923	1923-01-01	1923-12-31
1924	1924-01-01	1924-12-15
1925	1925-01-03	1925-12-24
1926	1926-01-11	1926-12-26
1927	1927-01-03	1927-12-28
1928	1928-01-08	1928-12-29
1930	1930-01-03	1930-12-29
1931	1931-01-06	1931-12-31
1933	1933-01-01	1933-12-12
1934	1934-01-03	1934-12-28
1935	1935-01-02	1935-12-19
1936	1936-01-04	1936-12-31
1937	1937-01-03	1937-12-29
1938	1938-01-06	1938-12-27
1939	1939-01-06	1939-12-17
1940	1940-01-06	1940-12-24
1942	1942-01-05	1942-12-31
1943	1943-01-02	1943-12-28
1944	1944-01-02	1944-12-27
1945	1945-01-16	1945-12-07
1946	1946-01-07	1946-12-23
1947	1947-01-12	1947-12-19
1948	1948-01-03	1948-12-31
1949	1949-01-01	1949-12-31
1950	1950-01-01	1950-12-28
1951	1951-01-11	1951-12-31
1952	1952-01-01	1952-12-18
1953	1953-02-07	1953-12-31
1954	1954-01-01	1954-12-31
1955	1955-01-02	1955-12-31
1956	1956-01-01	1956-12-31
1957	1957-01-01	1957-12-30
1958	1958-01-24	1958-12-10
1959	1959-01-02	1959-12-29
1960	1960-01-04	1960-12-15
1961	1961-01-03	1961-12-23
1962	1962-01-09	1962-12-16
1963	1963-01-08	1963-12-16
1964	1964-01-03	1964-12-25
1965	1965-01-01	1965-12-30
1966	1966-01-01	1966-12-31
1967	1967-01-01	1967-12-31
1968	1968-01-03	1968-12-23
1969	1969-01-04	1969-12-30
1970	1970-01-01	1970-12-31
1971	1971-01-09	1971-12-31
1972	1972-01-04	1972-12-31
1973	1973-01-28	1973-12-30
1974	1974-01-04	1974-12-28
2025	2025-03-20	2025-10-31

Every Fixed Threshold

Fixed thresholds at Papaikou 144.1
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	68	160	1918	6
25 mm (0.98 in): Days with 25 mm or more rain	68	85	1914	3
50 mm (1.97 in): Days with 50 mm or more rain	67	43	1914	10
100 mm (3.94 in): Days with 100 mm or more rain	65	16	1923	3
200 mm (7.87 in): Days with 200 mm or more rain	33	6	1922	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1905.

Download the Data

Data for Papaikou 144.1 threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Papaikou 144.1 Threshold Days by Year

Key Facts for Papaikou 144.1 Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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