Miller Threshold Days by Year (USC00395561)

21 fixed thresholds counted per year at Miller (USC00395561): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Miller Thresholds

Miller: nights with a minimum temperature at or below 0 C (32 F) in 121 years, most in 1907 with 211.
Miller: nights with a minimum temperature at or below -10 C (14 F) in 121 years, most in 1950 with 101.
Miller: days with a maximum temperature at or above 30 C (86 F) in 120 years, most in 1933 with 88.
Miller: days with a maximum temperature at or above 90 F (32.2 C) in 120 years, most in 1933 with 70.
21 fixed thresholds have at least one qualifying day at Miller.

Days at or above 30 C (86 F)

120 years with a qualifying day

Days per year at Miller with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 88 in 1933.

Days at or above 30 C (86 F) per year at Miller
Year	Days	Decade average
1902	31	40.5
1903	35	40.5
1904	41	40.5
1905	34	40.5
1906	38	40.5
1907	33	40.5
1908	62	40.5
1909	50	40.5
1910	76	56.4
1911	62	56.4
1912	51	56.4
1913	78	56.4
1914	60	56.4
1915	17	56.4
1916	54	56.4
1917	44	56.4
1918	53	56.4
1919	69	56.4
1920	47	49.4
1921	70	49.4
1922	52	49.4
1923	35	49.4
1924	20	49.4
1925	55	49.4
1926	54	49.4
1927	46	49.4
1928	46	49.4
1929	69	49.4
1930	54	70
1931	85	70
1932	59	70
1933	88	70
1934	84	70
1935	57	70
1936	77	70
1937	62	70
1938	56	70
1939	78	70
1940	68	55.6
1941	66	55.6
1942	28	55.6
1943	65	55.6
1944	43	55.6
1945	45	55.6
1946	49	55.6
1947	64	55.6
1948	56	55.6
1949	72	55.6
1950	31	51.4
1951	24	51.4
1952	65	51.4
1953	53	51.4
1954	52	51.4
1955	71	51.4
1956	51	51.4
1957	36	51.4
1958	52	51.4
1959	79	51.4
1960	49	48
1961	62	48
1962	29	48
1963	50	48
1964	64	48
1965	42	48
1966	59	48
1967	38	48
1968	34	48
1969	53	48
1970	75	60.5
1971	59	60.5
1972	54	60.5
1973	61	60.5
1974	60	60.5
1975	60	60.5
1976	80	60.5
1977	52	60.5
1978	56	60.5
1979	48	60.5
1981	60	61.3
1982	55	61.3
1983	74	61.3
1984	60	61.3
1985	55	61.3
1986	39	61.3
1987	74	61.3
1988	79	61.3
1989	56	61.3
1990	50	33.2
1991	47	33.2
1992	19	33.2
1993	10	33.2
1994	30	33.2
1995	44	33.2
1996	34	33.2
1997	30	33.2
1998	37	33.2
1999	31	33.2
2000	50	43.7
2001	53	43.7
2002	54	43.7
2003	50	43.7
2004	26	43.7
2005	51	43.7
2006	58	43.7
2007	47	43.7
2008	28	43.7
2009	20	43.7
2010	40	35.3
2011	33	35.3
2013	31	35.3
2014	17	35.3
2015	42	35.3
2016	41	35.3
2017	42	35.3
2018	46	35.3
2019	26	35.3
2020	44	54
2021	59	54
2022	56	54
2026	57	54

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

First to last qualifying date each year at Miller
Year	First date	Last date
1902	1902-05-17	1902-09-07
1903	1903-06-06	1903-09-21
1904	1904-05-22	1904-09-27
1905	1905-06-03	1905-10-06
1906	1906-04-24	1906-10-03
1907	1907-06-15	1907-09-06
1908	1908-04-13	1908-10-14
1909	1909-05-04	1909-10-06
1910	1910-03-21	1910-10-17
1911	1911-05-09	1911-09-22
1912	1912-04-08	1912-10-05
1913	1913-04-15	1913-10-13
1914	1914-05-09	1914-10-18
1915	1915-04-15	1915-09-19
1916	1916-05-05	1916-09-30
1917	1917-05-16	1917-09-23
1918	1918-05-03	1918-10-16
1919	1919-05-27	1919-10-01
1920	1920-06-07	1920-10-09
1921	1921-03-18	1921-09-03
1922	1922-06-05	1922-10-25
1923	1923-04-19	1923-09-15
1924	1924-06-21	1924-09-23
1925	1925-05-19	1925-09-19
1926	1926-04-15	1926-09-16
1927	1927-06-23	1927-10-26
1928	1928-05-01	1928-10-10
1929	1929-05-22	1929-09-22
1930	1930-04-09	1930-09-23
1931	1931-04-11	1931-10-02
1932	1932-05-13	1932-09-18
1933	1933-05-16	1933-10-14
1934	1934-04-28	1934-10-11
1935	1935-06-13	1935-09-23
1936	1936-04-13	1936-09-23
1937	1937-06-21	1937-09-23
1938	1938-06-05	1938-10-03
1939	1939-05-05	1939-09-22
1940	1940-05-11	1940-09-27
1941	1941-05-13	1941-09-20
1942	1942-04-14	1942-09-11
1943	1943-03-30	1943-10-11
1944	1944-05-14	1944-09-17
1945	1945-06-21	1945-10-16
1946	1946-03-31	1946-09-05
1947	1947-07-02	1947-10-21
1948	1948-05-18	1948-09-18
1949	1949-05-03	1949-09-25
1950	1950-05-22	1950-10-30
1951	1951-06-15	1951-10-01
1952	1952-04-27	1952-09-30
1953	1953-05-29	1953-10-13
1954	1954-05-22	1954-10-08
1955	1955-04-30	1955-10-10
1956	1956-06-03	1956-10-16
1957	1957-06-20	1957-08-31
1958	1958-04-16	1958-10-15
1959	1959-04-06	1959-09-14
1960	1960-06-26	1960-10-08
1961	1961-05-10	1961-10-16
1962	1962-04-24	1962-10-14
1963	1963-05-07	1963-10-05
1964	1964-04-16	1964-10-15
1965	1965-04-29	1965-09-02
1966	1966-05-04	1966-09-12
1967	1967-05-22	1967-09-26
1968	1968-04-30	1968-09-15
1969	1969-05-14	1969-09-15
1970	1970-04-07	1970-10-05
1971	1971-06-10	1971-09-14
1972	1972-05-16	1972-09-20
1973	1973-05-20	1973-09-02
1974	1974-06-03	1974-09-27
1975	1975-06-24	1975-10-07
1976	1976-06-05	1976-09-30
1977	1977-04-09	1977-09-08
1978	1978-06-09	1978-09-12
1979	1979-05-28	1979-09-26
1981	1981-05-02	1981-09-13
1982	1982-05-03	1982-09-11
1983	1983-05-27	1983-09-28
1984	1984-05-16	1984-09-22
1985	1985-04-18	1985-09-18
1986	1986-04-23	1986-08-31
1987	1987-04-17	1987-09-27
1988	1988-05-18	1988-09-18
1989	1989-04-22	1989-09-30
1990	1990-04-22	1990-10-05
1991	1991-04-06	1991-10-16
1992	1992-04-05	1992-10-02
1993	1993-07-03	1993-10-06
1994	1994-05-10	1994-09-14
1995	1995-06-14	1995-09-15
1996	1996-04-10	1996-09-09
1997	1997-05-17	1997-10-02
1998	1998-05-30	1998-09-18
1999	1999-06-08	1999-08-31
2000	2000-05-04	2000-09-30
2001	2001-04-28	2001-10-02
2002	2002-05-29	2002-09-16
2003	2003-04-13	2003-10-19
2004	2004-04-27	2004-09-19
2005	2005-05-20	2005-10-02
2006	2006-05-19	2006-10-08
2007	2007-05-14	2007-10-07
2008	2008-06-25	2008-09-26
2009	2009-04-24	2009-08-25
2010	2010-05-23	2010-10-09
2011	2011-06-07	2011-10-05
2013	2013-05-14	2013-09-23
2014	2014-05-28	2014-09-28
2015	2015-05-03	2015-10-12
2016	2016-05-07	2016-09-24
2017	2017-05-08	2017-09-22
2018	2018-05-17	2018-09-17
2019	2019-06-05	2019-09-18
2020	2020-06-01	2020-09-22
2021	2021-05-23	2021-09-28
2022	2022-06-11	2022-09-18
2026	2026-04-23	2026-09-12

Every Fixed Threshold

Fixed thresholds at Miller
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	120	88	1933	57
35 C (95 F): Days	116	49	1933	17
40 C (104 F): Days	48	16	1936	1
45 C (113 F): Days	1	1	1931	1
90 F (32.2 C): Days	120	70	1933	37
100 F (37.8 C): Days	94	31	1936	3
110 F (43.3 C): Days	7	3	1931	1
0 C (32 F): Ice days (max	120	102	1936	31
0 C (32 F): Frost days (min	121	211	1907	108
-10 C (14 F): Days with min	121	101	1950	35
-20 C (-4 F): Days with min	120	57	1916	9
-30 C (-22 F): Days with min	75	18	1916	1
-40 C (-40 F): Days with min	4	1	1905	1
20 C (68 F): Tropical nights (min	117	26	1955	11
25 C (77 F): Days with min	20	7	1931	1
10 mm (0.39 in): Days with 10 mm or more rain	108	34	2019	12
25 mm (0.98 in): Days with 25 mm or more rain	106	11	1968	1
50 mm (1.97 in): Days with 50 mm or more rain	37	2	1905	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	2007	1
10 cm (3.9 in): Days with 10 cm or more snowfall	70	9	2019	2
25 cm (9.8 in): Days with 25 cm or more snowfall	11	2	1951	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 Miller 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Miller Threshold Days by Year (USC00395561)

Key Facts for Miller Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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