Glendale Threshold Days by Year (USC00153252)

5 fixed thresholds counted per year at Glendale (USC00153252): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Glendale Thresholds

Glendale: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 2004 with 58.
Glendale: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 2011 with 26.
Glendale: days with 50 mm (1.97 in) or more of precipitation in 48 years, most in 1957 with 7.
Glendale: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 2004 with 2.
5 fixed thresholds have at least one qualifying day at Glendale.

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

54 years with a qualifying day

Days per year at Glendale with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 2004.

Days with 10 mm (0.39 in) or more of precipitation per year at Glendale
Year	Days	Decade average
1952	32	36.9
1953	29	36.9
1954	31	36.9
1955	42	36.9
1956	38	36.9
1957	45	36.9
1958	37	36.9
1959	41	36.9
1960	36	36.9
1961	35	36.9
1962	38	36.9
1963	27	36.9
1964	35	36.9
1965	36	36.9
1966	44	36.9
1967	41	36.9
1968	41	36.9
1969	36	36.9
1970	40	42.9
1971	37	42.9
1972	56	42.9
1973	43	42.9
1974	40	42.9
1975	42	42.9
1976	41	42.9
1977	44	42.9
1981	38	42.2
1982	46	42.2
1986	38	42.2
1987	37	42.2
1988	44	42.2
1989	50	42.2
1990	46	45.3
1991	44	45.3
1992	42	45.3
1993	45	45.3
1994	44	45.3
1995	42	45.3
1996	53	45.3
1997	54	45.3
1998	46	45.3
1999	37	45.3
2000	43	46.7
2001	52	46.7
2002	49	46.7
2003	53	46.7
2004	58	46.7
2005	37	46.7
2006	48	46.7
2007	38	46.7
2008	38	46.7
2009	51	46.7
2010	33	42.5
2011	52	42.5

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

First to last qualifying date each year at Glendale
Year	First date	Last date
1952	1952-01-02	1952-12-31
1953	1953-01-07	1953-12-09
1954	1954-01-10	1954-12-29
1955	1955-01-22	1955-12-04
1956	1956-01-19	1956-12-21
1957	1957-01-09	1957-12-20
1958	1958-01-14	1958-11-19
1959	1959-01-01	1959-12-28
1960	1960-01-03	1960-12-30
1961	1961-01-01	1961-12-18
1962	1962-01-06	1962-12-29
1963	1963-02-11	1963-11-29
1964	1964-01-06	1964-12-25
1965	1965-01-03	1965-12-12
1966	1966-01-01	1966-12-28
1967	1967-01-26	1967-12-22
1968	1968-02-02	1968-12-28
1969	1969-01-18	1969-12-31
1970	1970-02-02	1970-12-22
1971	1971-01-04	1971-12-30
1972	1972-01-02	1972-12-31
1973	1973-01-04	1973-12-29
1974	1974-01-09	1974-12-25
1975	1975-01-09	1975-12-26
1976	1976-01-01	1976-12-07
1977	1977-01-07	1977-12-18
1981	1981-02-01	1981-12-22
1982	1982-01-03	1982-12-26
1986	1986-01-19	1986-12-26
1987	1987-02-17	1987-12-28
1988	1988-01-01	1988-12-28
1989	1989-01-06	1989-12-31
1990	1990-01-18	1990-12-31
1991	1991-01-06	1991-12-23
1992	1992-01-03	1992-12-28
1993	1993-01-05	1993-12-09
1994	1994-01-06	1994-12-17
1995	1995-01-07	1995-12-18
1996	1996-01-06	1996-12-23
1997	1997-01-04	1997-12-24
1998	1998-01-05	1998-12-21
1999	1999-01-02	1999-12-13
2000	2000-01-02	2000-12-16
2001	2001-01-01	2001-12-21
2002	2002-01-07	2002-12-31
2003	2003-02-03	2003-12-29
2004	2004-01-01	2004-12-22
2005	2005-01-04	2005-12-14
2006	2006-01-10	2006-12-31
2007	2007-01-07	2007-12-20
2008	2008-01-08	2008-12-24
2009	2009-01-06	2009-12-08
2010	2010-01-17	2010-12-31
2011	2011-01-25	2011-12-26

Every Fixed Threshold

Fixed thresholds at Glendale
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	54	58	2004	52
25 mm (0.98 in): Days with 25 mm or more rain	54	26	2011	26
50 mm (1.97 in): Days with 50 mm or more rain	48	7	1957	6
100 mm (3.94 in): Days with 100 mm or more rain	13	2	2004	1
10 cm (3.9 in): Days with 10 cm or more snowfall	7	3	1977	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

Data for Glendale 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).

Glendale Threshold Days by Year (USC00153252)

Key Facts for Glendale Thresholds

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

Every Fixed Threshold

Download the Data

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