Martins Threshold Days by Year (BR038241190)

4 fixed thresholds counted per year at Martins (BR038241190): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Martins Thresholds

Martins: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1974 with 68.
Martins: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1974 with 34.
Martins: days with 50 mm (1.97 in) or more of precipitation in 68 years, most in 1974 with 12.
Martins: days with 100 mm (3.94 in) or more of precipitation in 30 years, most in 1974 with 3.
4 fixed thresholds have at least one qualifying day at Martins.

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

70 years with a qualifying day

Days per year at Martins with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 68 in 1974.

Days with 10 mm (0.39 in) or more of precipitation per year at Martins
Year	Days	Decade average
1911	29	33.8
1912	45	33.8
1913	42	33.8
1914	50	33.8
1915	5	33.8
1916	30	33.8
1917	55	33.8
1918	39	33.8
1919	9	33.8
1920	36	33.3
1921	39	33.3
1922	36	33.3
1923	33	33.3
1925	44	33.3
1926	31	33.3
1927	21	33.3
1928	23	33.3
1929	37	33.3
1930	19	27.8
1931	22	27.8
1932	16	27.8
1933	31	27.8
1934	42	27.8
1935	38	27.8
1936	21	27.8
1937	31	27.8
1938	22	27.8
1939	36	27.8
1940	43	29.8
1941	30	29.8
1942	12	29.8
1943	25	29.8
1944	25	29.8
1945	38	29.8
1946	37	29.8
1947	39	29.8
1948	27	29.8
1949	22	29.8
1950	36	28.3
1951	28	28.3
1952	23	28.3
1953	24	28.3
1954	27	28.3
1955	37	28.3
1956	29	28.3
1957	29	28.3
1958	18	28.3
1959	32	28.3
1962	26	35
1963	37	35
1964	48	35
1965	41	35
1966	23	35
1967	45	35
1968	35	35
1969	25	35
1970	23	41.1
1971	43	41.1
1972	34	41.1
1973	50	41.1
1974	68	41.1
1975	45	41.1
1976	37	41.1
1977	49	41.1
1978	36	41.1
1979	26	41.1
1980	29	24.8
1981	27	24.8
1982	26	24.8
1983	17	24.8

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

First to last qualifying date each year at Martins
Year	First date	Last date
1911	1911-01-12	1911-11-11
1912	1912-01-17	1912-09-27
1913	1913-01-27	1913-12-30
1914	1914-01-15	1914-10-30
1915	1915-03-28	1915-12-18
1916	1916-01-18	1916-11-27
1917	1917-01-02	1917-12-30
1918	1918-01-08	1918-12-31
1919	1919-01-01	1919-09-01
1920	1920-02-29	1920-12-29
1921	1921-01-03	1921-12-20
1922	1922-02-19	1922-11-30
1923	1923-01-02	1923-11-20
1925	1925-01-17	1925-12-24
1926	1926-01-07	1926-05-23
1927	1927-02-15	1927-11-15
1928	1928-01-05	1928-12-01
1929	1929-01-08	1929-05-21
1930	1930-01-21	1930-10-28
1931	1931-01-09	1931-05-11
1932	1932-01-15	1932-11-24
1933	1933-01-18	1933-12-27
1934	1934-02-14	1934-12-19
1935	1935-01-28	1935-07-28
1936	1936-01-01	1936-07-03
1937	1937-02-07	1937-07-13
1938	1938-01-07	1938-06-03
1939	1939-01-03	1939-11-17
1940	1940-01-02	1940-12-03
1941	1941-01-06	1941-12-12
1942	1942-02-08	1942-05-02
1943	1943-01-20	1943-12-22
1944	1944-01-17	1944-07-19
1945	1945-01-02	1945-12-06
1946	1946-01-01	1946-12-21
1947	1947-01-20	1947-12-24
1948	1948-01-19	1948-11-15
1949	1949-02-09	1949-11-28
1950	1950-01-13	1950-12-27
1951	1951-02-02	1951-12-14
1952	1952-02-07	1952-06-26
1953	1953-03-20	1953-07-02
1954	1954-02-15	1954-11-27
1955	1955-01-23	1955-09-21
1956	1956-02-02	1956-06-28
1957	1957-01-07	1957-06-10
1958	1958-01-14	1958-12-08
1959	1959-01-19	1959-08-10
1962	1962-01-28	1962-12-17
1963	1963-01-13	1963-12-29
1964	1964-01-01	1964-09-17
1965	1965-01-13	1965-12-28
1966	1966-01-25	1966-07-11
1967	1967-01-15	1967-07-28
1968	1968-01-10	1968-12-27
1969	1969-01-18	1969-07-21
1970	1970-01-20	1970-07-21
1971	1971-01-12	1971-12-19
1972	1972-01-07	1972-12-25
1973	1973-01-04	1973-12-20
1974	1974-01-13	1974-12-29
1975	1975-01-07	1975-12-28
1976	1976-01-20	1976-10-15
1977	1977-01-07	1977-12-30
1978	1978-01-16	1978-12-11
1979	1979-01-24	1979-11-19
1980	1980-01-15	1980-12-20
1981	1981-01-19	1981-12-21
1982	1982-01-23	1982-12-03
1983	1983-02-01	1983-06-23

Every Fixed Threshold

Fixed thresholds at Martins
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	70	68	1974	17
25 mm (0.98 in): Days with 25 mm or more rain	70	34	1974	9
50 mm (1.97 in): Days with 50 mm or more rain	68	12	1974	4
100 mm (3.94 in): Days with 100 mm or more rain	30	3	1974	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

Download the Data

Data for Martins 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).

Martins Threshold Days by Year (BR038241190)

Key Facts for Martins Thresholds

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

Every Fixed Threshold

Download the Data

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