Haiwee Threshold Days by Year (USC00043710)

18 fixed thresholds counted per year at Haiwee (USC00043710): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Haiwee Thresholds

Haiwee: days with a maximum temperature at or above 30 C (86 F) in 88 years, most in 2012 with 162.
Haiwee: days with a maximum temperature at or above 35 C (95 F) in 88 years, most in 2012 with 114.
Haiwee: days with a maximum temperature at or above 90 F (32.2 C) in 88 years, most in 2012 with 145.
Haiwee: days with a maximum temperature at or above 100 F (37.8 C) in 87 years, most in 2013 with 74.
18 fixed thresholds have at least one qualifying day at Haiwee.

Days at or above 30 C (86 F)

88 years with a qualifying day

Days per year at Haiwee with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 162 in 2012.

Days at or above 30 C (86 F) per year at Haiwee
Year	Days	Decade average
1924	119	111.8
1925	81	111.8
1926	130	111.8
1927	109	111.8
1928	130	111.8
1929	102	111.8
1930	101	99.1
1931	97	99.1
1932	106	99.1
1933	120	99.1
1934	119	99.1
1936	85	99.1
1937	90	99.1
1938	73	99.1
1939	101	99.1
1940	110	106.9
1941	78	106.9
1942	112	106.9
1943	116	106.9
1944	93	106.9
1945	98	106.9
1946	122	106.9
1947	123	106.9
1948	106	106.9
1949	111	106.9
1950	106	102.1
1951	114	102.1
1952	90	102.1
1953	97	102.1
1954	101	102.1
1955	93	102.1
1956	110	102.1
1957	98	102.1
1958	110	102.1
1959	102	102.1
1960	122	102.2
1961	86	102.2
1962	109	102.2
1963	95	102.2
1964	115	102.2
1965	65	102.2
1966	110	102.2
1967	100	102.2
1968	106	102.2
1969	114	102.2
1970	109	104.8
1971	102	104.8
1972	89	104.8
1973	116	104.8
1974	125	104.8
1975	115	104.8
1976	78	104.8
1977	96	104.8
1978	110	104.8
1979	108	104.8
1980	104	113.2
1981	118	113.2
1982	94	113.2
1983	106	113.2
1984	117	113.2
1985	111	113.2
1986	109	113.2
1987	122	113.2
1988	124	113.2
1989	127	113.2
1990	102	117.2
1991	119	117.2
1992	114	117.2
1993	99	117.2
1994	130	117.2
1995	118	117.2
1996	144	117.2
1998	96	117.2
1999	133	117.2
2000	140	131.9
2001	148	131.9
2002	134	131.9
2003	121	131.9
2004	136	131.9
2005	85	131.9
2006	135	131.9
2009	156	131.9
2010	134	139
2011	135	139
2012	162	139
2013	161	139
2014	135	139
2015	107	139

For each year, a bar from the first to the last day at Haiwee meeting 30 C (86 F).

First to last qualifying date each year at Haiwee
Year	First date	Last date
1924	1924-05-07	1924-09-30
1925	1925-05-02	1925-09-24
1926	1926-04-24	1926-10-19
1927	1927-04-23	1927-10-20
1928	1928-04-28	1928-10-07
1929	1929-05-04	1929-10-06
1930	1930-05-20	1930-09-18
1931	1931-05-06	1931-09-28
1932	1932-05-11	1932-10-16
1933	1933-04-01	1933-10-13
1934	1934-04-11	1934-10-12
1936	1936-05-24	1936-09-25
1937	1937-05-14	1937-09-27
1938	1938-05-14	1938-09-22
1939	1939-04-20	1939-09-23
1940	1940-04-13	1940-10-13
1941	1941-05-07	1941-10-17
1942	1942-05-19	1942-10-06
1943	1943-05-01	1943-10-17
1944	1944-06-06	1944-09-29
1945	1945-04-30	1945-09-19
1946	1946-04-24	1946-09-29
1947	1947-04-15	1947-10-05
1948	1948-04-15	1948-10-01
1949	1949-04-22	1949-10-06
1950	1950-04-21	1950-10-15
1951	1951-04-10	1951-10-11
1952	1952-05-27	1952-10-07
1953	1953-04-24	1953-09-26
1954	1954-04-18	1954-09-29
1955	1955-05-21	1955-09-17
1956	1956-05-04	1956-09-29
1957	1957-05-28	1957-09-26
1958	1958-05-17	1958-10-18
1959	1959-04-30	1959-10-25
1960	1960-05-10	1960-09-29
1961	1961-04-04	1961-09-28
1962	1962-05-09	1962-10-03
1963	1963-05-07	1963-10-04
1964	1964-05-13	1964-10-12
1965	1965-05-17	1965-10-13
1966	1966-04-02	1966-09-26
1967	1967-05-17	1967-10-13
1968	1968-05-19	1968-09-29
1969	1969-05-18	1969-10-02
1970	1970-05-16	1970-10-01
1971	1971-06-08	1971-10-15
1972	1972-05-15	1972-10-01
1973	1973-05-10	1973-10-02
1974	1974-05-08	1974-10-02
1975	1975-05-12	1975-10-06
1976	1976-05-13	1976-09-10
1977	1977-06-01	1977-10-17
1978	1978-05-14	1978-10-15
1979	1979-05-14	1979-10-08
1980	1980-05-20	1980-10-10
1981	1981-04-30	1981-09-28
1982	1982-05-18	1982-09-24
1983	1983-05-22	1983-09-23
1984	1984-05-04	1984-09-30
1985	1985-04-15	1985-10-06
1986	1986-04-22	1986-09-09
1987	1987-04-17	1987-10-09
1988	1988-05-12	1988-10-22
1989	1989-04-07	1989-09-29
1990	1990-05-06	1990-10-06
1991	1991-05-24	1991-10-19
1992	1992-04-29	1992-10-13
1993	1993-04-30	1993-10-04
1994	1994-04-18	1994-10-03
1995	1995-05-30	1995-10-28
1996	1996-04-25	1996-10-11
1998	1998-06-03	1998-10-03
1999	1999-03-03	1999-10-23
2000	2000-04-27	2000-10-09
2001	2001-05-01	2001-10-24
2002	2002-04-02	2002-10-10
2003	2003-05-17	2003-10-29
2004	2004-03-21	2004-10-16
2005	2005-05-15	2005-10-14
2006	2006-04-29	2006-10-03
2009	2009-04-19	2009-11-04
2010	2010-04-26	2010-11-05
2011	2011-04-01	2011-10-24
2012	2012-04-20	2012-11-07
2013	2013-03-15	2013-10-22
2014	2014-04-10	2014-11-08
2015	2015-05-26	2015-10-14

Every Fixed Threshold

Fixed thresholds at Haiwee
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	88	162	2012	107
35 C (95 F): Days	88	114	2012	38
40 C (104 F): Days	63	41	2013	1
45 C (113 F): Days	7	10	2013	10
90 F (32.2 C): Days	88	145	2012	75
100 F (37.8 C): Days	87	74	2013	11
110 F (43.3 C): Days	10	13	2013	13
0 C (32 F): Ice days (max	26	22	1937	2
0 C (32 F): Frost days (min	87	121	2006	82
-10 C (14 F): Days with min	32	19	1937	4
-20 C (-4 F): Days with min	1	1	2006	1
20 C (68 F): Tropical nights (min	87	113	1933	8
25 C (77 F): Days with min	34	62	1933	1
10 mm (0.39 in): Days with 10 mm or more rain	83	14	1978	1
25 mm (0.98 in): Days with 25 mm or more rain	55	6	1943	2
50 mm (1.97 in): Days with 50 mm or more rain	10	1	1943	1
10 cm (3.9 in): Days with 10 cm or more snowfall	13	7	1952	2
25 cm (9.8 in): Days with 25 cm or more snowfall	3	2	1946	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

Data for Haiwee 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).

Haiwee Threshold Days by Year (USC00043710)

Key Facts for Haiwee Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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