Chorozinho Threshold Days by Year

4 fixed thresholds counted per year at Chorozinho (BR000438021): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chorozinho Thresholds

Chorozinho: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1985 with 55.
Chorozinho: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 1986 with 19.
Chorozinho: days with 50 mm (1.97 in) or more of precipitation in 41 years, most in 1963 with 6.
Chorozinho: days with 100 mm (3.94 in) or more of precipitation in 7 years, most in 1959 with 1.
4 fixed thresholds have at least one qualifying day at Chorozinho.

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

56 years with a qualifying day

Days per year at Chorozinho with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 55 in 1985.

Days with 10 mm (0.39 in) or more of precipitation per year at Chorozinho
Year	Days	Decade average
1933	30	28
1935	31	28
1936	14	28
1937	32	28
1938	33	28
1940	30	27.7
1941	14	27.7
1942	13	27.7
1943	20	27.7
1944	33	27.7
1945	48	27.7
1946	27	27.7
1948	34	27.7
1949	30	27.7
1950	31	24.9
1951	21	24.9
1952	26	24.9
1953	9	24.9
1954	20	24.9
1955	33	24.9
1956	27	24.9
1957	27	24.9
1959	30	24.9
1960	21	31.8
1961	39	31.8
1962	35	31.8
1963	47	31.8
1964	40	31.8
1965	35	31.8
1966	13	31.8
1967	41	31.8
1968	22	31.8
1969	25	31.8
1970	17	25.6
1971	21	25.6
1973	40	25.6
1975	31	25.6
1979	19	25.6
1980	25	29.9
1981	15	29.9
1982	17	29.9
1983	13	29.9
1984	38	29.9
1985	55	29.9
1986	45	29.9
1987	20	29.9
1988	41	29.9
1991	25	28.6
1992	19	28.6
1993	10	28.6
1994	49	28.6
1995	48	28.6
1996	40	28.6
1997	20	28.6
1998	18	28.6
2000	39	39

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

First to last qualifying date each year at Chorozinho
Year	First date	Last date
1933	1933-01-14	1933-05-15
1935	1935-01-21	1935-05-26
1936	1936-02-19	1936-07-15
1937	1937-02-07	1937-07-11
1938	1938-02-07	1938-12-27
1940	1940-02-02	1940-12-07
1941	1941-02-17	1941-12-17
1942	1942-02-05	1942-12-04
1943	1943-01-26	1943-12-12
1944	1944-01-15	1944-12-24
1945	1945-01-02	1945-07-01
1946	1946-01-03	1946-12-21
1948	1948-01-04	1948-06-29
1949	1949-01-08	1949-07-18
1950	1950-02-06	1950-07-22
1951	1951-01-08	1951-12-15
1952	1952-01-09	1952-12-16
1953	1953-03-06	1953-12-22
1954	1954-02-11	1954-05-16
1955	1955-01-22	1955-12-12
1956	1956-02-01	1956-12-29
1957	1957-01-28	1957-12-24
1959	1959-01-20	1959-09-09
1960	1960-03-07	1960-12-15
1961	1961-01-21	1961-12-18
1962	1962-01-22	1962-12-17
1963	1963-01-13	1963-12-28
1964	1964-01-04	1964-12-14
1965	1965-01-26	1965-06-29
1966	1966-02-21	1966-12-31
1967	1967-01-10	1967-05-21
1968	1968-01-21	1968-07-07
1969	1969-03-04	1969-07-21
1970	1970-01-23	1970-06-15
1971	1971-01-22	1971-07-04
1973	1973-01-07	1973-07-23
1975	1975-01-21	1975-12-05
1979	1979-01-18	1979-09-03
1980	1980-01-10	1980-10-26
1981	1981-01-26	1981-12-20
1982	1982-01-23	1982-05-09
1983	1983-02-04	1983-05-11
1984	1984-02-04	1984-08-30
1985	1985-01-18	1985-12-30
1986	1986-01-09	1986-11-06
1987	1987-03-03	1987-07-11
1988	1988-01-13	1988-12-23
1991	1991-01-19	1991-07-14
1992	1992-01-25	1992-10-28
1993	1993-01-17	1993-07-10
1994	1994-01-04	1994-12-30
1995	1995-01-08	1995-12-28
1996	1996-01-15	1996-07-18
1997	1997-01-25	1997-12-29
1998	1998-01-01	1998-08-14
2000	2000-01-04	2000-12-15

Every Fixed Threshold

Fixed thresholds at Chorozinho
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	56	55	1985	39
25 mm (0.98 in): Days with 25 mm or more rain	56	19	1986	16
50 mm (1.97 in): Days with 50 mm or more rain	41	6	1963	1
100 mm (3.94 in): Days with 100 mm or more rain	7	1	1959	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1933.

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Data for Chorozinho 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Chorozinho Threshold Days by Year

Key Facts for Chorozinho Thresholds

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

Every Fixed Threshold

Download the Data

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