Chandler Threshold Days by Year (USC00341684)

19 fixed thresholds counted per year at Chandler (USC00341684): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chandler Thresholds

Chandler: days with 10 mm (0.39 in) or more of precipitation in 113 years, most in 1957 with 44.
Chandler: days with 25 mm (0.98 in) or more of precipitation in 113 years, most in 2007 with 22.
Chandler: days with 50 mm (1.97 in) or more of precipitation in 101 years, most in 1923 with 7.
Chandler: nights with a minimum temperature at or below 0 C (32 F) in 89 years, most in 1950 with 101.
19 fixed thresholds have at least one qualifying day at Chandler.

Days at or above 30 C (86 F)

88 years with a qualifying day

Days per year at Chandler with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 152 in 1956.

Days at or above 30 C (86 F) per year at Chandler
Year	Days	Decade average
1902	98	109
1903	80	109
1904	106	109
1906	126	109
1907	135	109
1910	126	112.1
1912	104	112.1
1913	113	112.1
1914	118	112.1
1915	88	112.1
1916	134	112.1
1917	110	112.1
1919	104	112.1
1920	113	111.7
1921	129	111.7
1922	114	111.7
1923	98	111.7
1924	108	111.7
1925	129	111.7
1926	107	111.7
1927	99	111.7
1928	113	111.7
1929	107	111.7
1930	112	121.3
1931	129	121.3
1932	112	121.3
1933	118	121.3
1934	116	121.3
1935	94	121.3
1936	126	121.3
1937	122	121.3
1938	134	121.3
1939	150	121.3
1940	99	105.9
1941	94	105.9
1942	92	105.9
1943	121	105.9
1944	114	105.9
1945	106	105.9
1946	108	105.9
1947	123	105.9
1948	109	105.9
1949	93	105.9
1950	78	110.3
1951	103	110.3
1952	131	110.3
1953	128	110.3
1955	92	110.3
1956	152	110.3
1957	84	110.3
1958	114	110.3
1960	113	103.1
1961	81	103.1
1962	122	103.1
1963	119	103.1
1964	88	103.1
1968	91	103.1
1969	108	103.1
1970	115	103.6
1971	109	103.6
1972	115	103.6
1973	97	103.6
1974	83	103.6
1975	97	103.6
1976	93	103.6
1977	117	103.6
1978	111	103.6
1979	99	103.6
1980	120	101.3
1983	97	101.3
1986	96	101.3
1987	99	101.3
1988	110	101.3
1989	86	101.3
1990	106	99.4
1991	103	99.4
1993	87	99.4
1998	121	99.4
1999	80	99.4
2000	106	103.1
2001	92	103.1
2003	102	103.1
2004	90	103.1
2005	124	103.1
2006	133	103.1
2007	89	103.1
2009	89	103.1
2010	117	117

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

First to last qualifying date each year at Chandler
Year	First date	Last date
1902	1902-04-24	1902-10-17
1903	1903-04-01	1903-10-04
1904	1904-02-28	1904-10-08
1906	1906-04-09	1906-11-10
1907	1907-03-16	1907-10-21
1910	1910-03-05	1910-10-16
1912	1912-05-01	1912-10-10
1913	1913-04-16	1913-10-08
1914	1914-04-15	1914-11-06
1915	1915-04-27	1915-11-06
1916	1916-03-12	1916-11-02
1917	1917-03-29	1917-10-28
1919	1919-04-23	1919-10-04
1920	1920-04-17	1920-10-12
1921	1921-05-12	1921-10-23
1922	1922-05-19	1922-10-27
1923	1923-04-23	1923-09-28
1924	1924-04-08	1924-10-29
1925	1925-03-25	1925-10-06
1926	1926-04-23	1926-10-18
1927	1927-04-09	1927-10-27
1928	1928-03-25	1928-10-14
1929	1929-03-22	1929-10-17
1930	1930-04-09	1930-10-01
1931	1931-05-15	1931-10-11
1932	1932-02-27	1932-10-19
1933	1933-04-09	1933-09-30
1934	1934-04-10	1934-11-08
1935	1935-05-12	1935-10-16
1936	1936-04-12	1936-10-19
1937	1937-04-16	1937-10-31
1938	1938-04-18	1938-10-31
1939	1939-04-09	1939-10-26
1940	1940-03-31	1940-10-24
1941	1941-05-09	1941-09-23
1942	1942-04-04	1942-10-12
1943	1943-04-04	1943-09-26
1944	1944-05-13	1944-10-26
1945	1945-05-14	1945-11-06
1946	1946-03-31	1946-10-17
1947	1947-04-30	1947-10-23
1948	1948-04-07	1948-10-16
1949	1949-04-08	1949-10-08
1950	1950-04-03	1950-11-01
1951	1951-03-22	1951-10-04
1952	1952-04-07	1952-10-26
1953	1953-04-22	1953-10-17
1955	1955-03-10	1955-09-29
1956	1956-03-05	1956-10-17
1957	1957-06-06	1957-09-20
1958	1958-04-23	1958-10-20
1960	1960-04-06	1960-10-11
1961	1961-04-20	1961-10-12
1962	1962-02-12	1962-10-16
1963	1963-03-28	1963-10-27
1964	1964-04-12	1964-10-17
1968	1968-04-17	1968-10-30
1969	1969-05-20	1969-10-11
1970	1970-04-27	1970-10-02
1971	1971-03-13	1971-10-05
1972	1972-04-06	1972-10-17
1973	1973-05-09	1973-10-10
1974	1974-03-31	1974-10-17
1975	1975-04-17	1975-10-12
1976	1976-05-22	1976-10-11
1977	1977-04-09	1977-10-27
1978	1978-04-04	1978-10-21
1979	1979-04-15	1979-10-21
1980	1980-04-20	1980-11-08
1983	1983-05-27	1983-10-03
1986	1986-04-06	1986-09-28
1987	1987-04-17	1987-09-26
1988	1988-04-04	1988-10-17
1989	1989-03-11	1989-10-14
1990	1990-05-14	1990-10-05
1991	1991-03-05	1991-10-11
1993	1993-04-10	1993-10-06
1998	1998-05-13	1998-10-05
1999	1999-04-21	1999-10-16
2000	2000-03-01	2000-10-05
2001	2001-04-04	2001-09-14
2003	2003-04-14	2003-10-25
2004	2004-04-16	2004-10-22
2005	2005-05-11	2005-10-20
2006	2006-03-02	2006-11-09
2007	2007-04-02	2007-10-06
2009	2009-03-17	2009-09-28
2010	2010-04-01	2010-10-19

Every Fixed Threshold

Fixed thresholds at Chandler
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	88	152	1956	117
35 C (95 F): Days	88	89	1956	40
40 C (104 F): Days	55	37	1936	9
45 C (113 F): Days	1	6	1936	6
90 F (32.2 C): Days	88	124	1956	85
100 F (37.8 C): Days	79	66	1936	17
110 F (43.3 C): Days	11	9	1936	1
0 C (32 F): Ice days (max	88	19	1978	9
0 C (32 F): Frost days (min	89	101	1950	86
-10 C (14 F): Days with min	88	24	1979	7
-20 C (-4 F): Days with min	13	4	1930	2
20 C (68 F): Tropical nights (min	89	102	1914	89
25 C (77 F): Days with min	78	32	1936	11
10 mm (0.39 in): Days with 10 mm or more rain	113	44	1957	28
25 mm (0.98 in): Days with 25 mm or more rain	113	22	2007	14
50 mm (1.97 in): Days with 50 mm or more rain	101	7	1923	4
100 mm (3.94 in): Days with 100 mm or more rain	23	2	1941	1
10 cm (3.9 in): Days with 10 cm or more snowfall	38	3	1913	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1988	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

Download the Data

Data for Chandler 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).

Chandler Threshold Days by Year (USC00341684)

Key Facts for Chandler Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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