Itapicuru Threshold Days by Year (BR001137041)

4 fixed thresholds counted per year at Itapicuru (BR001137041): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Itapicuru Thresholds

Itapicuru: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 1989 with 58.
Itapicuru: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1989 with 24.
Itapicuru: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1947 with 6.
Itapicuru: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1981 with 1.
4 fixed thresholds have at least one qualifying day at Itapicuru.

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

40 years with a qualifying day

Days per year at Itapicuru with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 1989.

Days with 10 mm (0.39 in) or more of precipitation per year at Itapicuru
Year	Days	Decade average
1943	29	36
1944	32	36
1945	37	36
1947	42	36
1948	44	36
1949	32	36
1950	33	27
1951	26	27
1952	26	27
1953	30	27
1954	33	27
1955	27	27
1956	37	27
1957	23	27
1958	18	27
1959	17	27
1960	33	30
1961	10	30
1962	27	30
1963	29	30
1964	48	30
1965	10	30
1967	39	30
1968	41	30
1969	33	30
1970	25	35.9
1971	31	35.9
1973	43	35.9
1974	48	35.9
1976	35	35.9
1977	46	35.9
1978	36	35.9
1979	23	35.9
1980	40	37
1981	34	37
1982	35	37
1983	24	37
1984	33	37
1988	35	37
1989	58	37

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

First to last qualifying date each year at Itapicuru
Year	First date	Last date
1943	1943-01-28	1943-12-30
1944	1944-01-18	1944-12-26
1945	1945-01-10	1945-12-24
1947	1947-01-22	1947-12-02
1948	1948-03-03	1948-12-22
1949	1949-02-11	1949-12-06
1950	1950-01-16	1950-11-16
1951	1951-02-01	1951-12-18
1952	1952-03-19	1952-12-18
1953	1953-03-28	1953-12-18
1954	1954-01-10	1954-12-24
1955	1955-01-05	1955-12-07
1956	1956-01-25	1956-12-24
1957	1957-01-10	1957-10-06
1958	1958-01-30	1958-12-31
1959	1959-01-23	1959-08-22
1960	1960-01-25	1960-12-20
1961	1961-03-06	1961-08-16
1962	1962-03-10	1962-12-17
1963	1963-02-11	1963-12-29
1964	1964-01-16	1964-12-06
1965	1965-02-15	1965-08-27
1967	1967-02-18	1967-12-29
1968	1968-01-24	1968-12-17
1969	1969-01-24	1969-12-27
1970	1970-01-01	1970-10-23
1971	1971-01-29	1971-09-19
1973	1973-02-28	1973-11-30
1974	1974-01-16	1974-11-10
1976	1976-01-01	1976-12-01
1977	1977-01-10	1977-12-26
1978	1978-01-15	1978-12-06
1979	1979-02-25	1979-11-30
1980	1980-01-04	1980-12-21
1981	1981-03-11	1981-12-30
1982	1982-02-19	1982-10-04
1983	1983-02-05	1983-12-01
1984	1984-01-02	1984-11-16
1988	1988-01-12	1988-12-07
1989	1989-01-25	1989-12-21

Every Fixed Threshold

Fixed thresholds at Itapicuru
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	40	58	1989	58
25 mm (0.98 in): Days with 25 mm or more rain	40	24	1989	24
50 mm (1.97 in): Days with 50 mm or more rain	34	6	1947	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1981	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

Download the Data

Data for Itapicuru 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).

Itapicuru Threshold Days by Year (BR001137041)

Key Facts for Itapicuru Thresholds

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

Every Fixed Threshold

Download the Data

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