Jaicos Threshold Days by Year (BR037477750)

4 fixed thresholds counted per year at Jaicos (BR037477750): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jaicos Thresholds

Jaicos: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1924 with 38.
Jaicos: days with 25 mm (0.98 in) or more of precipitation in 48 years, most in 1924 with 18.
Jaicos: days with 50 mm (1.97 in) or more of precipitation in 44 years, most in 1977 with 7.
Jaicos: days with 100 mm (3.94 in) or more of precipitation in 9 years, most in 1924 with 2.
4 fixed thresholds have at least one qualifying day at Jaicos.

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

48 years with a qualifying day

Days per year at Jaicos 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 Jaicos
Year	Days	Decade average
1913	30	21.6
1914	16	21.6
1915	8	21.6
1916	26	21.6
1917	35	21.6
1918	17	21.6
1919	19	21.6
1920	27	24.1
1921	26	24.1
1922	17	24.1
1923	15	24.1
1924	38	24.1
1925	16	24.1
1926	28	24.1
1927	23	24.1
1928	26	24.1
1929	25	24.1
1930	13	13
1948	19	21
1949	23	21
1952	26	20.4
1953	15	20.4
1954	20	20.4
1957	22	20.4
1959	19	20.4
1960	26	22
1961	16	22
1962	22	22
1963	23	22
1964	19	22
1965	14	22
1966	25	22
1967	30	22
1968	28	22
1969	17	22
1970	18	18.4
1971	19	18.4
1972	14	18.4
1974	24	18.4
1975	14	18.4
1976	23	18.4
1977	21	18.4
1978	19	18.4
1979	14	18.4
1980	15	15
1981	19	15
1982	16	15
1983	10	15

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

First to last qualifying date each year at Jaicos
Year	First date	Last date
1913	1913-01-01	1913-12-29
1914	1914-01-16	1914-12-04
1915	1915-01-15	1915-12-16
1916	1916-01-14	1916-12-29
1917	1917-01-01	1917-12-07
1918	1918-01-04	1918-12-31
1919	1919-01-01	1919-12-16
1920	1920-02-03	1920-12-30
1921	1921-01-02	1921-12-05
1922	1922-01-07	1922-11-27
1923	1923-01-03	1923-12-29
1924	1924-01-10	1924-12-31
1925	1925-01-06	1925-12-31
1926	1926-02-04	1926-12-21
1927	1927-01-05	1927-12-24
1928	1928-01-05	1928-12-24
1929	1929-01-04	1929-12-07
1930	1930-01-02	1930-12-17
1948	1948-01-22	1948-12-21
1949	1949-01-04	1949-11-28
1952	1952-01-16	1952-12-17
1953	1953-02-03	1953-12-31
1954	1954-01-05	1954-12-15
1957	1957-01-12	1957-12-23
1959	1959-01-05	1959-12-10
1960	1960-01-01	1960-12-14
1961	1961-01-21	1961-12-02
1962	1962-01-07	1962-12-23
1963	1963-01-07	1963-12-29
1964	1964-01-04	1964-12-08
1965	1965-01-07	1965-12-24
1966	1966-01-09	1966-12-25
1967	1967-01-12	1967-12-29
1968	1968-01-02	1968-12-31
1969	1969-01-09	1969-12-29
1970	1970-01-12	1970-12-19
1971	1971-01-17	1971-12-17
1972	1972-01-19	1972-12-22
1974	1974-01-15	1974-10-30
1975	1975-01-08	1975-12-06
1976	1976-01-01	1976-12-30
1977	1977-01-15	1977-12-16
1978	1978-01-01	1978-12-21
1979	1979-01-06	1979-12-21
1980	1980-01-05	1980-11-17
1981	1981-01-09	1981-12-30
1982	1982-01-06	1982-12-27
1983	1983-01-28	1983-12-02

Every Fixed Threshold

Fixed thresholds at Jaicos
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	48	38	1924	10
25 mm (0.98 in): Days with 25 mm or more rain	48	18	1924	1
50 mm (1.97 in): Days with 50 mm or more rain	44	7	1977	1
100 mm (3.94 in): Days with 100 mm or more rain	9	2	1924	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1913.

Download the Data

Data for Jaicos 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).

Jaicos Threshold Days by Year (BR037477750)

Key Facts for Jaicos Thresholds

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

Every Fixed Threshold

Download the Data

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