Marysville Threshold Days by Year (USC00045385)

15 fixed thresholds counted per year at Marysville (USC00045385): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Marysville Thresholds

Marysville: days with a maximum temperature at or above 30 C (86 F) in 85 years, most in 1974 with 139.
Marysville: days with a maximum temperature at or above 35 C (95 F) in 85 years, most in 1967 with 87.
Marysville: days with a maximum temperature at or above 90 F (32.2 C) in 85 years, most in 1970 with 115.
Marysville: days with a maximum temperature at or above 100 F (37.8 C) in 85 years, most in 1936 with 50.
15 fixed thresholds have at least one qualifying day at Marysville.

Days at or above 30 C (86 F)

85 years with a qualifying day

Days per year at Marysville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 139 in 1974.

Days at or above 30 C (86 F) per year at Marysville
Year	Days	Decade average
1905	109	111.3
1906	106	111.3
1908	119	111.3
1910	113	110.2
1911	104	110.2
1912	107	110.2
1913	121	110.2
1914	100	110.2
1915	119	110.2
1916	105	110.2
1917	116	110.2
1918	102	110.2
1919	115	110.2
1920	96	101.1
1921	115	101.1
1922	94	101.1
1923	86	101.1
1924	106	101.1
1925	84	101.1
1926	113	101.1
1927	98	101.1
1928	115	101.1
1929	104	101.1
1930	122	126.8
1931	129	126.8
1932	132	126.8
1933	110	126.8
1934	125	126.8
1935	129	126.8
1936	131	126.8
1937	132	126.8
1938	122	126.8
1939	136	126.8
1940	137	116.8
1941	97	116.8
1943	116	116.8
1944	111	116.8
1945	121	116.8
1946	121	116.8
1947	123	116.8
1948	96	116.8
1949	129	116.8
1951	128	117.6
1952	112	117.6
1953	95	117.6
1954	116	117.6
1955	129	117.6
1956	119	117.6
1957	112	117.6
1958	122	117.6
1959	125	117.6
1960	122	122.7
1961	121	122.7
1962	121	122.7
1963	99	122.7
1964	127	122.7
1965	120	122.7
1966	134	122.7
1967	135	122.7
1968	118	122.7
1969	130	122.7
1970	129	120.9
1971	120	120.9
1972	121	120.9
1973	129	120.9
1974	139	120.9
1975	113	120.9
1976	113	120.9
1977	111	120.9
1978	112	120.9
1979	122	120.9
1980	102	115.6
1981	126	115.6
1982	96	115.6
1983	112	115.6
1984	131	115.6
1985	113	115.6
1988	127	115.6
1989	118	115.6
1990	125	121.3
1991	130	121.3
1992	118	121.3
1993	116	121.3
1994	122	121.3
1995	117	121.3

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

First to last qualifying date each year at Marysville
Year	First date	Last date
1905	1905-05-14	1905-10-21
1906	1906-04-15	1906-10-29
1908	1908-04-09	1908-09-30
1910	1910-04-16	1910-10-26
1911	1911-05-20	1911-10-20
1912	1912-05-06	1912-10-16
1913	1913-04-24	1913-10-23
1914	1914-03-18	1914-10-16
1915	1915-05-27	1915-10-20
1916	1916-05-01	1916-09-29
1917	1917-05-08	1917-10-25
1918	1918-04-30	1918-10-19
1919	1919-04-30	1919-10-12
1920	1920-04-26	1920-09-29
1921	1921-04-21	1921-10-08
1922	1922-05-02	1922-09-30
1923	1923-05-06	1923-10-19
1924	1924-04-06	1924-10-03
1925	1925-05-02	1925-09-24
1926	1926-03-22	1926-10-06
1927	1927-04-23	1927-10-12
1928	1928-05-12	1928-10-19
1929	1929-05-01	1929-10-22
1930	1930-05-19	1930-10-25
1931	1931-04-16	1931-10-03
1932	1932-05-09	1932-10-14
1933	1933-04-27	1933-10-19
1934	1934-04-19	1934-10-12
1935	1935-05-19	1935-10-10
1936	1936-04-10	1936-10-16
1937	1937-05-02	1937-10-26
1938	1938-04-18	1938-10-26
1939	1939-04-05	1939-10-31
1940	1940-04-13	1940-10-20
1941	1941-05-10	1941-10-18
1943	1943-05-09	1943-10-15
1944	1944-05-02	1944-10-26
1945	1945-04-16	1945-10-14
1946	1946-04-22	1946-10-24
1947	1947-04-12	1947-10-05
1948	1948-05-05	1948-10-17
1949	1949-04-14	1949-11-05
1951	1951-04-09	1951-10-15
1952	1952-04-18	1952-10-18
1953	1953-04-22	1953-10-10
1954	1954-04-16	1954-10-22
1955	1955-05-06	1955-11-10
1956	1956-04-23	1956-10-07
1957	1957-04-06	1957-09-25
1958	1958-05-05	1958-10-17
1959	1959-04-24	1959-10-26
1960	1960-05-11	1960-10-16
1961	1961-04-04	1961-10-19
1962	1962-04-07	1962-10-03
1963	1963-05-17	1963-10-04
1964	1964-04-14	1964-10-23
1965	1965-04-26	1965-10-27
1966	1966-03-31	1966-10-26
1967	1967-05-08	1967-11-03
1968	1968-04-11	1968-10-28
1969	1969-04-22	1969-10-02
1970	1970-05-02	1970-10-12
1971	1971-05-11	1971-10-14
1972	1972-03-17	1972-10-08
1973	1973-04-24	1973-10-18
1974	1974-04-30	1974-10-19
1975	1975-05-13	1975-10-06
1976	1976-05-01	1976-10-15
1977	1977-04-07	1977-10-16
1978	1978-05-03	1978-10-24
1979	1979-05-13	1979-10-11
1980	1980-04-18	1980-10-10
1981	1981-04-23	1981-09-22
1982	1982-05-04	1982-09-23
1983	1983-05-18	1983-10-09
1984	1984-04-15	1984-10-09
1985	1985-04-03	1985-10-06
1988	1988-03-26	1988-10-24
1989	1989-04-07	1989-10-19
1990	1990-04-13	1990-10-25
1991	1991-05-22	1991-10-22
1992	1992-04-02	1992-10-14
1993	1993-04-29	1993-10-28
1994	1994-04-15	1994-10-09
1995	1995-04-25	1995-10-29

Every Fixed Threshold

Fixed thresholds at Marysville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	85	139	1974	117
35 C (95 F): Days	85	87	1967	56
40 C (104 F): Days	84	28	1936	8
45 C (113 F): Days	5	2	1905	1
90 F (32.2 C): Days	85	115	1970	81
100 F (37.8 C): Days	85	50	1936	20
110 F (43.3 C): Days	27	7	1931	2
0 C (32 F): Ice days (max	2	1	1928	1
0 C (32 F): Frost days (min	85	42	1911	5
20 C (68 F): Tropical nights (min	85	35	1984	16
25 C (77 F): Days with min	12	4	1925	2
10 mm (0.39 in): Days with 10 mm or more rain	70	36	1983	16
25 mm (0.98 in): Days with 25 mm or more rain	68	14	1940	5
50 mm (1.97 in): Days with 50 mm or more rain	18	3	1962	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1962	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 Marysville 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).

Marysville Threshold Days by Year (USC00045385)

Key Facts for Marysville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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