Ituacu Threshold Days by Year (BR047776420)

4 fixed thresholds counted per year at Ituacu (BR047776420): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ituacu Thresholds

Ituacu: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1924 with 38.
Ituacu: days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 1926 with 19.
Ituacu: days with 50 mm (1.97 in) or more of precipitation in 59 years, most in 1926 with 7.
Ituacu: days with 100 mm (3.94 in) or more of precipitation in 6 years, most in 1926 with 2.
4 fixed thresholds have at least one qualifying day at Ituacu.

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

63 years with a qualifying day

Days per year at Ituacu with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1924.

Days with 10 mm (0.39 in) or more of precipitation per year at Ituacu
Year	Days	Decade average
1912	29	21.8
1913	25	21.8
1914	20	21.8
1915	18	21.8
1916	21	21.8
1917	18	21.8
1918	24	21.8
1919	19	21.8
1920	29	23.5
1921	34	23.5
1922	21	23.5
1923	16	23.5
1924	38	23.5
1925	20	23.5
1926	32	23.5
1927	21	23.5
1928	14	23.5
1929	10	23.5
1930	15	18.5
1931	7	18.5
1932	14	18.5
1933	25	18.5
1934	13	18.5
1935	31	18.5
1936	26	18.5
1937	30	18.5
1938	9	18.5
1939	15	18.5
1940	22	22.5
1941	15	22.5
1942	24	22.5
1943	15	22.5
1944	20	22.5
1945	29	22.5
1946	16	22.5
1947	28	22.5
1948	29	22.5
1949	27	22.5
1950	35	23.4
1951	20	23.4
1952	22	23.4
1953	13	23.4
1954	26	23.4
1955	21	23.4
1956	21	23.4
1957	36	23.4
1958	27	23.4
1959	13	23.4
1960	19	18.1
1961	12	18.1
1962	20	18.1
1963	21	18.1
1966	12	18.1
1968	17	18.1
1969	26	18.1
1970	23	21.1
1971	16	21.1
1972	21	21.1
1973	20	21.1
1974	36	21.1
1975	19	21.1
1976	16	21.1
1977	18	21.1

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

First to last qualifying date each year at Ituacu
Year	First date	Last date
1912	1912-01-17	1912-10-27
1913	1913-01-01	1913-12-25
1914	1914-01-18	1914-12-12
1915	1915-01-27	1915-12-17
1916	1916-01-06	1916-12-24
1917	1917-01-14	1917-12-28
1918	1918-01-09	1918-11-30
1919	1919-01-02	1919-12-14
1920	1920-01-08	1920-12-31
1921	1921-01-01	1921-12-12
1922	1922-02-05	1922-12-27
1923	1923-01-17	1923-11-18
1924	1924-01-23	1924-12-19
1925	1925-01-21	1925-12-31
1926	1926-01-01	1926-12-24
1927	1927-01-07	1927-12-27
1928	1928-01-02	1928-12-09
1929	1929-01-31	1929-12-10
1930	1930-02-26	1930-12-09
1931	1931-10-15	1931-11-07
1932	1932-01-01	1932-11-12
1933	1933-01-02	1933-12-29
1934	1934-02-27	1934-12-31
1935	1935-01-01	1935-12-22
1936	1936-02-02	1936-11-30
1937	1937-01-08	1937-12-25
1938	1938-02-27	1938-12-22
1939	1939-01-19	1939-12-29
1940	1940-01-06	1940-12-26
1941	1941-01-04	1941-12-27
1942	1942-01-03	1942-12-27
1943	1943-01-18	1943-12-26
1944	1944-01-17	1944-12-31
1945	1945-01-08	1945-12-30
1946	1946-02-12	1946-11-23
1947	1947-01-21	1947-12-22
1948	1948-01-14	1948-12-28
1949	1949-01-26	1949-12-21
1950	1950-01-12	1950-12-27
1951	1951-01-08	1951-12-27
1952	1952-01-18	1952-12-23
1953	1953-02-18	1953-12-30
1954	1954-01-27	1954-12-09
1955	1955-01-17	1955-12-16
1956	1956-02-02	1956-12-28
1957	1957-01-01	1957-12-26
1958	1958-01-08	1958-12-30
1959	1959-01-10	1959-12-29
1960	1960-01-16	1960-12-03
1961	1961-01-17	1961-12-11
1962	1962-01-01	1962-12-30
1963	1963-01-04	1963-12-30
1966	1966-02-01	1966-11-29
1968	1968-03-02	1968-12-11
1969	1969-01-19	1969-12-28
1970	1970-01-12	1970-12-18
1971	1971-01-15	1971-12-23
1972	1972-02-29	1972-12-27
1973	1973-01-16	1973-12-27
1974	1974-01-01	1974-12-25
1975	1975-01-23	1975-12-18
1976	1976-02-03	1976-12-01
1977	1977-01-18	1977-12-29

Every Fixed Threshold

Fixed thresholds at Ituacu
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	63	38	1924	18
25 mm (0.98 in): Days with 25 mm or more rain	63	19	1926	9
50 mm (1.97 in): Days with 50 mm or more rain	59	7	1926	1
100 mm (3.94 in): Days with 100 mm or more rain	6	2	1926	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

Data for Ituacu 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).

Ituacu Threshold Days by Year (BR047776420)

Key Facts for Ituacu Thresholds

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

Every Fixed Threshold

Download the Data

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