Aracaju Threshold Days by Year (BR048158910)

5 fixed thresholds counted per year at Aracaju (BR048158910): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aracaju Thresholds

Aracaju: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1921 with 132.
Aracaju: days with 25 mm (0.98 in) or more of precipitation in 58 years, most in 1921 with 69.
Aracaju: days with 50 mm (1.97 in) or more of precipitation in 54 years, most in 1921 with 16.
Aracaju: days with 100 mm (3.94 in) or more of precipitation in 18 years, most in 1945 with 3.
5 fixed thresholds have at least one qualifying day at Aracaju.

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

59 years with a qualifying day

Days per year at Aracaju with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 132 in 1921.

Days with 10 mm (0.39 in) or more of precipitation per year at Aracaju
Year	Days	Decade average
1912	31	49.9
1913	1	49.9
1914	62	49.9
1915	48	49.9
1916	64	49.9
1918	60	49.9
1919	83	49.9
1920	107	77.4
1921	132	77.4
1922	116	77.4
1923	35	77.4
1924	76	77.4
1925	72	77.4
1926	88	77.4
1927	38	77.4
1929	33	77.4
1930	44	42
1931	32	42
1932	24	42
1933	43	42
1934	37	42
1935	95	42
1936	42	42
1937	33	42
1938	33	42
1939	37	42
1940	51	41.7
1941	42	41.7
1942	37	41.7
1943	38	41.7
1944	44	41.7
1945	47	41.7
1946	32	41.7
1947	42	41.7
1948	46	41.7
1949	38	41.7
1950	38	38.4
1951	34	38.4
1952	36	38.4
1953	41	38.4
1954	44	38.4
1955	33	38.4
1956	53	38.4
1957	32	38.4
1958	35	38.4
1963	31	52
1964	67	52
1965	39	52
1966	57	52
1967	57	52
1968	65	52
1969	48	52
1970	33	43.5
1971	39	43.5
1972	41	43.5
1973	43	43.5
1974	73	43.5
1979	32	43.5
1981	22	22

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

First to last qualifying date each year at Aracaju
Year	First date	Last date
1912	1912-02-26	1912-10-06
1913	1913-02-06	1913-02-06
1914	1914-02-27	1914-10-31
1915	1915-05-10	1915-12-22
1916	1916-01-27	1916-11-27
1918	1918-01-25	1918-12-31
1919	1919-01-20	1919-12-31
1920	1920-01-26	1920-12-31
1921	1921-01-01	1921-12-17
1922	1922-01-11	1922-12-03
1923	1923-01-15	1923-11-30
1924	1924-01-24	1924-12-17
1925	1925-01-17	1925-12-22
1926	1926-01-30	1926-12-16
1927	1927-03-27	1927-08-25
1929	1929-02-21	1929-12-03
1930	1930-01-02	1930-12-25
1931	1931-02-10	1931-12-01
1932	1932-03-21	1932-10-13
1933	1933-02-09	1933-12-26
1934	1934-02-23	1934-12-21
1935	1935-01-01	1935-12-20
1936	1936-01-15	1936-12-23
1937	1937-02-28	1937-09-24
1938	1938-02-17	1938-11-03
1939	1939-01-18	1939-10-28
1940	1940-01-02	1940-12-10
1941	1941-02-09	1941-11-05
1942	1942-01-30	1942-12-22
1943	1943-01-06	1943-10-02
1944	1944-01-19	1944-12-24
1945	1945-01-13	1945-12-01
1946	1946-01-29	1946-12-21
1947	1947-02-21	1947-11-30
1948	1948-01-14	1948-10-19
1949	1949-04-19	1949-11-28
1950	1950-02-27	1950-12-01
1951	1951-02-06	1951-10-04
1952	1952-03-15	1952-12-17
1953	1953-02-19	1953-12-17
1954	1954-01-29	1954-12-26
1955	1955-01-02	1955-12-07
1956	1956-02-03	1956-11-17
1957	1957-01-01	1957-12-23
1958	1958-01-04	1958-12-27
1963	1963-02-02	1963-12-27
1964	1964-01-19	1964-12-06
1965	1965-01-10	1965-12-11
1966	1966-01-15	1966-11-29
1967	1967-02-04	1967-12-27
1968	1968-01-23	1968-12-21
1969	1969-01-24	1969-11-29
1970	1970-01-01	1970-11-28
1971	1971-03-24	1971-10-22
1972	1972-01-18	1972-12-26
1973	1973-01-28	1973-12-05
1974	1974-01-14	1974-11-11
1979	1979-02-26	1979-12-01
1981	1981-01-08	1981-12-20

Every Fixed Threshold

Fixed thresholds at Aracaju
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	59	132	1921	22
25 mm (0.98 in): Days with 25 mm or more rain	58	69	1921	6
50 mm (1.97 in): Days with 50 mm or more rain	54	16	1921	2
100 mm (3.94 in): Days with 100 mm or more rain	18	3	1945	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1964	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 Aracaju 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Aracaju Threshold Days by Year (BR048158910)

Key Facts for Aracaju Thresholds

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

Every Fixed Threshold

Download the Data

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