La Plaisante Threshold Days by Year (SF000423570)

4 fixed thresholds counted per year at La Plaisante (SF000423570): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for La Plaisante Thresholds

La Plaisante: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1977 with 33.
La Plaisante: days with 25 mm (0.98 in) or more of precipitation in 57 years, most in 1957 with 13.
La Plaisante: days with 50 mm (1.97 in) or more of precipitation in 22 years, most in 1957 with 3.
La Plaisante: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1976 with 1.
4 fixed thresholds have at least one qualifying day at La Plaisante.

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

59 years with a qualifying day

Days per year at La Plaisante with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1977.

Days with 10 mm (0.39 in) or more of precipitation per year at La Plaisante
Year	Days	Decade average
1928	11	13
1929	15	13
1930	8	12.6
1931	15	12.6
1932	12	12.6
1933	11	12.6
1934	11	12.6
1935	11	12.6
1936	13	12.6
1937	15	12.6
1938	14	12.6
1939	16	12.6
1940	13	16.7
1941	26	16.7
1942	18	16.7
1943	20	16.7
1944	22	16.7
1945	18	16.7
1946	9	16.7
1947	9	16.7
1948	16	16.7
1949	16	16.7
1950	16	21.7
1951	24	21.7
1952	23	21.7
1954	30	21.7
1955	26	21.7
1956	18	21.7
1957	25	21.7
1958	11	21.7
1959	22	21.7
1960	12	19
1961	16	19
1962	27	19
1963	15	19
1964	22	19
1965	17	19
1966	20	19
1967	21	19
1968	27	19
1969	13	19
1970	22	21.3
1971	13	21.3
1973	18	21.3
1974	30	21.3
1975	20	21.3
1976	21	21.3
1977	33	21.3
1978	14	21.3
1979	21	21.3
1980	24	20
1981	18	20
1982	18	20
1983	15	20
1984	29	20
1985	22	20
1986	19	20
1987	17	20
1988	18	20

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

First to last qualifying date each year at La Plaisante
Year	First date	Last date
1928	1928-01-25	1928-09-30
1929	1929-04-25	1929-12-30
1930	1930-07-05	1930-09-28
1931	1931-02-27	1931-10-07
1932	1932-02-11	1932-09-23
1933	1933-05-31	1933-12-21
1934	1934-03-24	1934-11-19
1935	1935-02-28	1935-09-16
1936	1936-01-02	1936-12-07
1937	1937-03-27	1937-10-30
1938	1938-01-12	1938-09-26
1939	1939-01-01	1939-12-25
1940	1940-02-09	1940-11-20
1941	1941-01-07	1941-10-31
1942	1942-05-26	1942-10-25
1943	1943-01-21	1943-11-21
1944	1944-01-29	1944-11-29
1945	1945-04-27	1945-08-11
1946	1946-04-04	1946-10-22
1947	1947-03-22	1947-08-03
1948	1948-03-12	1948-10-10
1949	1949-04-24	1949-12-13
1950	1950-04-10	1950-12-06
1951	1951-01-11	1951-11-26
1952	1952-02-19	1952-11-17
1954	1954-02-17	1954-12-15
1955	1955-02-17	1955-12-01
1956	1956-02-08	1956-10-04
1957	1957-02-13	1957-10-03
1958	1958-02-18	1958-11-18
1959	1959-02-12	1959-12-03
1960	1960-03-26	1960-09-10
1961	1961-01-28	1961-10-07
1962	1962-02-17	1962-10-17
1963	1963-01-15	1963-12-11
1964	1964-02-15	1964-11-07
1965	1965-01-10	1965-12-16
1966	1966-03-24	1966-09-24
1967	1967-01-07	1967-11-23
1968	1968-04-06	1968-11-13
1969	1969-04-21	1969-10-16
1970	1970-02-23	1970-11-18
1971	1971-03-18	1971-08-14
1973	1973-03-13	1973-12-04
1974	1974-05-05	1974-12-27
1975	1975-01-01	1975-10-19
1976	1976-02-17	1976-12-30
1977	1977-01-13	1977-12-01
1978	1978-03-19	1978-12-09
1979	1979-01-19	1979-10-21
1980	1980-01-03	1980-12-20
1981	1981-01-24	1981-09-16
1982	1982-01-15	1982-12-26
1983	1983-02-01	1983-08-05
1984	1984-03-10	1984-12-18
1985	1985-01-13	1985-10-29
1986	1986-03-22	1986-10-05
1987	1987-01-21	1987-12-10
1988	1988-04-05	1988-09-15

Every Fixed Threshold

Fixed thresholds at La Plaisante
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	33	1977	18
25 mm (0.98 in): Days with 25 mm or more rain	57	13	1957	2
50 mm (1.97 in): Days with 50 mm or more rain	22	3	1957	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1976	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1928.

Download the Data

Data for La Plaisante 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).

La Plaisante Threshold Days by Year (SF000423570)

Key Facts for La Plaisante Thresholds

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

Every Fixed Threshold

Download the Data

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