Itaobim Threshold Days by Year (BR001641001)

4 fixed thresholds counted per year at Itaobim (BR001641001): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Itaobim Thresholds

Itaobim: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1960 with 41.
Itaobim: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1964 with 20.
Itaobim: days with 50 mm (1.97 in) or more of precipitation in 43 years, most in 1958 with 5.
Itaobim: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1965 with 1.
4 fixed thresholds have at least one qualifying day at Itaobim.

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

50 years with a qualifying day

Days per year at Itaobim with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 41 in 1960.

Days with 10 mm (0.39 in) or more of precipitation per year at Itaobim
Year	Days	Decade average
1948	30	25.5
1949	21	25.5
1950	15	21.8
1951	5	21.8
1952	28	21.8
1953	19	21.8
1954	18	21.8
1955	29	21.8
1956	29	21.8
1957	24	21.8
1958	28	21.8
1959	23	21.8
1960	41	23.8
1961	13	23.8
1962	26	23.8
1963	14	23.8
1964	39	23.8
1965	22	23.8
1966	18	23.8
1967	26	23.8
1968	23	23.8
1969	16	23.8
1970	27	23.1
1971	22	23.1
1972	24	23.1
1973	12	23.1
1974	25	23.1
1975	22	23.1
1976	16	23.1
1977	27	23.1
1978	23	23.1
1979	33	23.1
1980	26	23.8
1981	25	23.8
1982	20	23.8
1983	31	23.8
1984	18	23.8
1985	34	23.8
1986	20	23.8
1987	23	23.8
1988	17	23.8
1990	19	21.4
1991	23	21.4
1992	38	21.4
1995	17	21.4
1996	12	21.4
1997	19	21.4
1998	25	21.4
1999	18	21.4
2000	23	23

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

First to last qualifying date each year at Itaobim
Year	First date	Last date
1948	1948-01-04	1948-12-30
1949	1949-01-01	1949-12-22
1950	1950-01-14	1950-12-17
1951	1951-01-23	1951-12-19
1952	1952-01-02	1952-12-24
1953	1953-01-14	1953-12-22
1954	1954-01-01	1954-12-12
1955	1955-01-17	1955-12-28
1956	1956-01-01	1956-12-29
1957	1957-01-12	1957-12-24
1958	1958-01-12	1958-12-29
1959	1959-01-01	1959-12-30
1960	1960-01-01	1960-12-20
1961	1961-01-07	1961-12-11
1962	1962-01-04	1962-12-27
1963	1963-01-04	1963-12-22
1964	1964-01-02	1964-12-28
1965	1965-01-06	1965-11-26
1966	1966-01-04	1966-12-24
1967	1967-01-19	1967-12-28
1968	1968-02-02	1968-12-15
1969	1969-01-19	1969-12-30
1970	1970-01-01	1970-12-04
1971	1971-01-12	1971-12-19
1972	1972-01-23	1972-12-24
1973	1973-03-12	1973-12-27
1974	1974-01-04	1974-12-28
1975	1975-01-03	1975-12-16
1976	1976-02-29	1976-12-23
1977	1977-01-18	1977-12-26
1978	1978-01-03	1978-12-21
1979	1979-01-08	1979-12-26
1980	1980-01-12	1980-12-31
1981	1981-01-01	1981-12-29
1982	1982-01-02	1982-12-27
1983	1983-01-01	1983-12-31
1984	1984-01-21	1984-12-19
1985	1985-01-01	1985-12-31
1986	1986-01-04	1986-12-31
1987	1987-01-06	1987-12-25
1988	1988-01-04	1988-11-05
1990	1990-01-09	1990-12-30
1991	1991-01-06	1991-12-15
1992	1992-01-10	1992-12-29
1995	1995-02-02	1995-12-29
1996	1996-02-29	1996-12-31
1997	1997-01-01	1997-12-11
1998	1998-01-08	1998-12-19
1999	1999-01-05	1999-12-16
2000	2000-01-01	2000-12-18

Every Fixed Threshold

Fixed thresholds at Itaobim
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	50	41	1960	23
25 mm (0.98 in): Days with 25 mm or more rain	50	20	1964	10
50 mm (1.97 in): Days with 50 mm or more rain	43	5	1958	5
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1965	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

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Data for Itaobim 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).

Itaobim Threshold Days by Year (BR001641001)

Key Facts for Itaobim Thresholds

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

Every Fixed Threshold

Download the Data

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