Theunissen (Mun) Threshold Days by Year

4 fixed thresholds counted per year at Theunissen (Mun) (SF003283840): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Theunissen (Mun) Thresholds

Theunissen (Mun): days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1988 with 38.
Theunissen (Mun): days with 25 mm (0.98 in) or more of precipitation in 67 years, most in 1988 with 15.
Theunissen (Mun): days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1931 with 5.
Theunissen (Mun): days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1921 with 1.
4 fixed thresholds have at least one qualifying day at Theunissen (Mun).

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

68 years with a qualifying day

Days per year at Theunissen (Mun) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1988.

Days with 10 mm (0.39 in) or more of precipitation per year at Theunissen (Mun)
Year	Days	Decade average
1911	15	14.7
1912	15	14.7
1914	10	14.7
1915	22	14.7
1916	11	14.7
1918	18	14.7
1919	12	14.7
1920	6	16.8
1921	21	16.8
1922	11	16.8
1923	17	16.8
1927	16	16.8
1929	30	16.8
1930	9	17.3
1931	28	17.3
1932	16	17.3
1933	20	17.3
1934	23	17.3
1935	16	17.3
1936	19	17.3
1937	11	17.3
1938	14	17.3
1948	12	11.5
1949	11	11.5
1950	22	20.2
1951	15	20.2
1952	14	20.2
1953	18	20.2
1954	16	20.2
1955	24	20.2
1956	21	20.2
1957	31	20.2
1958	19	20.2
1959	22	20.2
1961	24	18.1
1962	20	18.1
1963	20	18.1
1964	16	18.1
1965	11	18.1
1966	16	18.1
1967	28	18.1
1968	10	18.1
1969	18	18.1
1970	15	19.8
1971	19	19.8
1972	13	19.8
1973	17	19.8
1974	27	19.8
1975	26	19.8
1976	26	19.8
1977	20	19.8
1978	16	19.8
1979	19	19.8
1980	14	19.3
1981	20	19.3
1982	13	19.3
1984	10	19.3
1986	17	19.3
1987	25	19.3
1988	38	19.3
1989	17	19.3
1990	10	17.9
1991	26	17.9
1992	13	17.9
1993	15	17.9
1994	11	17.9
1995	18	17.9
1996	32	17.9

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

First to last qualifying date each year at Theunissen (Mun)
Year	First date	Last date
1911	1911-01-06	1911-12-11
1912	1912-01-04	1912-12-23
1914	1914-02-17	1914-09-18
1915	1915-01-13	1915-12-27
1916	1916-01-15	1916-12-16
1918	1918-01-11	1918-12-28
1919	1919-01-03	1919-12-29
1920	1920-01-14	1920-12-23
1921	1921-01-01	1921-12-24
1922	1922-01-08	1922-12-23
1923	1923-01-06	1923-11-20
1927	1927-01-21	1927-12-28
1929	1929-01-16	1929-12-19
1930	1930-02-02	1930-11-17
1931	1931-01-01	1931-11-25
1932	1932-02-27	1932-12-31
1933	1933-03-02	1933-12-28
1934	1934-01-02	1934-12-26
1935	1935-01-03	1935-12-31
1936	1936-01-04	1936-12-10
1937	1937-01-12	1937-12-17
1938	1938-01-16	1938-12-26
1948	1948-01-24	1948-11-30
1949	1949-01-22	1949-12-18
1950	1950-01-03	1950-12-27
1951	1951-01-01	1951-12-23
1952	1952-01-19	1952-12-16
1953	1953-01-14	1953-12-09
1954	1954-01-24	1954-12-16
1955	1955-01-21	1955-12-22
1956	1956-01-13	1956-12-25
1957	1957-01-10	1957-12-10
1958	1958-01-14	1958-12-31
1959	1959-01-07	1959-12-17
1961	1961-01-16	1961-12-17
1962	1962-01-20	1962-12-27
1963	1963-01-06	1963-12-30
1964	1964-01-12	1964-12-29
1965	1965-01-08	1965-12-27
1966	1966-01-07	1966-12-30
1967	1967-01-03	1967-12-21
1968	1968-03-04	1968-12-07
1969	1969-01-28	1969-12-08
1970	1970-01-05	1970-12-24
1971	1971-01-07	1971-12-20
1972	1972-01-02	1972-10-22
1973	1973-02-01	1973-12-24
1974	1974-01-04	1974-12-26
1975	1975-01-21	1975-12-17
1976	1976-01-01	1976-12-24
1977	1977-01-30	1977-12-21
1978	1978-01-30	1978-12-19
1979	1979-01-15	1979-12-14
1980	1980-02-02	1980-11-30
1981	1981-01-21	1981-12-16
1982	1982-01-28	1982-12-06
1984	1984-01-07	1984-11-28
1986	1986-01-18	1986-12-25
1987	1987-01-19	1987-12-22
1988	1988-02-08	1988-12-24
1989	1989-01-05	1989-12-19
1990	1990-02-14	1990-12-04
1991	1991-01-07	1991-11-18
1992	1992-04-07	1992-12-22
1993	1993-01-23	1993-12-29
1994	1994-01-04	1994-12-26
1995	1995-01-11	1995-12-17
1996	1996-01-13	1996-12-28

Every Fixed Threshold

Fixed thresholds at Theunissen (Mun)
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	68	38	1988	32
25 mm (0.98 in): Days with 25 mm or more rain	67	15	1988	8
50 mm (1.97 in): Days with 50 mm or more rain	34	5	1931	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1921	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

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Data for Theunissen (Mun) 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Theunissen (Mun) Threshold Days by Year

Key Facts for Theunissen (Mun) Thresholds

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

Every Fixed Threshold

Download the Data

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