Welgeleven Threshold Days by Year (SF004321360)

4 fixed thresholds counted per year at Welgeleven (SF004321360): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Welgeleven Thresholds

Welgeleven: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1975 with 29.
Welgeleven: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1936 with 11.
Welgeleven: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1976 with 4.
Welgeleven: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1936 with 1.
4 fixed thresholds have at least one qualifying day at Welgeleven.

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

70 years with a qualifying day

Days per year at Welgeleven with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1975.

Days with 10 mm (0.39 in) or more of precipitation per year at Welgeleven
Year	Days	Decade average
1919	10	10
1920	16	14
1922	8	14
1923	14	14
1925	14	14
1929	18	14
1930	12	17
1931	16	17
1932	15	17
1933	8	17
1934	23	17
1935	13	17
1936	23	17
1937	20	17
1938	16	17
1939	24	17
1940	21	16
1941	10	16
1942	17	16
1943	21	16
1944	14	16
1945	19	16
1946	15	16
1947	19	16
1948	15	16
1949	9	16
1950	22	14
1951	16	14
1952	11	14
1953	7	14
1955	14	14
1958	15	14
1959	13	14
1960	11	14.7
1961	21	14.7
1962	12	14.7
1963	24	14.7
1964	11	14.7
1965	8	14.7
1966	14	14.7
1967	15	14.7
1968	17	14.7
1969	14	14.7
1970	10	19.1
1971	14	19.1
1972	20	19.1
1973	22	19.1
1974	18	19.1
1975	29	19.1
1976	26	19.1
1977	24	19.1
1978	16	19.1
1979	12	19.1
1980	15	14.3
1981	16	14.3
1982	6	14.3
1983	13	14.3
1984	9	14.3
1985	7	14.3
1986	20	14.3
1987	13	14.3
1988	26	14.3
1989	18	14.3
1990	19	14.3
1991	22	14.3
1992	4	14.3
1993	12	14.3
1994	10	14.3
1995	14	14.3
1996	19	14.3

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

First to last qualifying date each year at Welgeleven
Year	First date	Last date
1919	1919-01-12	1919-11-01
1920	1920-01-03	1920-11-26
1922	1922-01-17	1922-11-21
1923	1923-01-09	1923-12-15
1925	1925-03-03	1925-12-07
1929	1929-01-12	1929-12-30
1930	1930-01-17	1930-12-16
1931	1931-01-12	1931-12-30
1932	1932-01-22	1932-12-06
1933	1933-01-31	1933-12-29
1934	1934-01-10	1934-12-13
1935	1935-01-13	1935-12-16
1936	1936-01-01	1936-12-30
1937	1937-01-03	1937-12-23
1938	1938-01-24	1938-12-28
1939	1939-01-20	1939-12-14
1940	1940-01-04	1940-12-21
1941	1941-01-03	1941-10-25
1942	1942-01-24	1942-12-24
1943	1943-01-13	1943-12-31
1944	1944-01-14	1944-11-26
1945	1945-01-07	1945-12-29
1946	1946-01-18	1946-12-14
1947	1947-01-11	1947-12-26
1948	1948-01-22	1948-11-08
1949	1949-01-19	1949-12-18
1950	1950-01-06	1950-12-31
1951	1951-01-18	1951-12-15
1952	1952-01-02	1952-12-16
1953	1953-01-05	1953-12-20
1955	1955-01-15	1955-12-18
1958	1958-01-10	1958-12-27
1959	1959-01-07	1959-12-03
1960	1960-01-21	1960-12-19
1961	1961-01-16	1961-12-15
1962	1962-01-04	1962-12-04
1963	1963-01-01	1963-12-28
1964	1964-01-01	1964-12-27
1965	1965-01-14	1965-11-14
1966	1966-01-18	1966-12-19
1967	1967-01-04	1967-11-13
1968	1968-01-01	1968-12-07
1969	1969-01-27	1969-12-15
1970	1970-01-03	1970-12-25
1971	1971-01-13	1971-10-15
1972	1972-01-04	1972-11-22
1973	1973-01-05	1973-12-22
1974	1974-01-03	1974-12-27
1975	1975-01-23	1975-12-31
1976	1976-01-05	1976-12-25
1977	1977-01-28	1977-12-31
1978	1978-01-18	1978-12-02
1979	1979-01-09	1979-11-13
1980	1980-01-11	1980-12-31
1981	1981-01-23	1981-12-15
1982	1982-04-03	1982-12-05
1983	1983-01-14	1983-12-24
1984	1984-01-08	1984-12-11
1985	1985-01-15	1985-12-21
1986	1986-01-17	1986-12-26
1987	1987-01-14	1987-12-22
1988	1988-01-09	1988-12-29
1989	1989-01-05	1989-10-03
1990	1990-01-13	1990-12-26
1991	1991-01-07	1991-12-19
1992	1992-02-17	1992-12-04
1993	1993-02-07	1993-12-21
1994	1994-01-11	1994-11-02
1995	1995-01-13	1995-12-24
1996	1996-01-06	1996-12-30

Every Fixed Threshold

Fixed thresholds at Welgeleven
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	70	29	1975	19
25 mm (0.98 in): Days with 25 mm or more rain	68	11	1936	5
50 mm (1.97 in): Days with 50 mm or more rain	34	4	1976	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1936	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1919.

Download the Data

Data for Welgeleven 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).

Welgeleven Threshold Days by Year (SF004321360)

Key Facts for Welgeleven Thresholds

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

Every Fixed Threshold

Download the Data

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