Mvenyane Threshold Days by Year (SF001800320)

4 fixed thresholds counted per year at Mvenyane (SF001800320): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mvenyane Thresholds

Mvenyane: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1978 with 43.
Mvenyane: days with 25 mm (0.98 in) or more of precipitation in 62 years, most in 1963 with 14.
Mvenyane: days with 50 mm (1.97 in) or more of precipitation in 35 years, most in 1955 with 4.
Mvenyane: days with 100 mm (3.94 in) or more of precipitation in 6 years, most in 1954 with 1.
4 fixed thresholds have at least one qualifying day at Mvenyane.

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

62 years with a qualifying day

Days per year at Mvenyane with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1978.

Days with 10 mm (0.39 in) or more of precipitation per year at Mvenyane
Year	Days	Decade average
1913	11	21.9
1914	30	21.9
1915	21	21.9
1916	12	21.9
1917	32	21.9
1918	27	21.9
1919	20	21.9
1920	25	23.3
1921	22	23.3
1922	20	23.3
1924	30	23.3
1925	21	23.3
1926	20	23.3
1927	22	23.3
1929	26	23.3
1930	17	24.1
1931	25	24.1
1934	24	24.1
1935	20	24.1
1936	23	24.1
1937	22	24.1
1938	32	24.1
1939	30	24.1
1940	27	27.9
1941	19	27.9
1942	33	27.9
1943	36	27.9
1944	23	27.9
1945	25	27.9
1946	34	27.9
1947	30	27.9
1948	27	27.9
1949	25	27.9
1950	38	31.7
1951	21	31.7
1952	34	31.7
1953	26	31.7
1954	33	31.7
1955	39	31.7
1956	39	31.7
1957	31	31.7
1958	30	31.7
1959	26	31.7
1960	26	26.2
1961	26	26.2
1962	26	26.2
1963	41	26.2
1964	28	26.2
1965	29	26.2
1966	18	26.2
1967	18	26.2
1968	24	26.2
1969	26	26.2
1970	23	29.8
1971	27	29.8
1972	22	29.8
1973	18	29.8
1974	38	29.8
1975	33	29.8
1976	33	29.8
1977	31	29.8
1978	43	29.8

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

First to last qualifying date each year at Mvenyane
Year	First date	Last date
1913	1913-07-03	1913-11-10
1914	1914-01-22	1914-12-30
1915	1915-01-04	1915-12-24
1916	1916-01-04	1916-11-30
1917	1917-01-06	1917-12-30
1918	1918-01-04	1918-12-28
1919	1919-01-07	1919-11-24
1920	1920-01-10	1920-12-19
1921	1921-01-04	1921-12-28
1922	1922-01-11	1922-12-19
1924	1924-01-07	1924-12-29
1925	1925-01-03	1925-12-28
1926	1926-03-05	1926-12-27
1927	1927-01-02	1927-12-28
1929	1929-01-22	1929-12-19
1930	1930-01-09	1930-12-03
1931	1931-01-04	1931-12-31
1934	1934-01-01	1934-12-13
1935	1935-01-13	1935-11-09
1936	1936-01-01	1936-12-29
1937	1937-01-13	1937-12-20
1938	1938-01-02	1938-12-31
1939	1939-01-01	1939-12-26
1940	1940-01-07	1940-12-21
1941	1941-01-01	1941-11-18
1942	1942-01-01	1942-12-25
1943	1943-01-08	1943-12-23
1944	1944-01-01	1944-11-28
1945	1945-01-06	1945-12-01
1946	1946-01-08	1946-12-23
1947	1947-01-08	1947-12-24
1948	1948-01-08	1948-12-21
1949	1949-01-03	1949-12-24
1950	1950-01-05	1950-12-30
1951	1951-01-02	1951-12-11
1952	1952-01-07	1952-12-16
1953	1953-01-05	1953-12-29
1954	1954-01-04	1954-12-13
1955	1955-01-04	1955-12-20
1956	1956-01-12	1956-12-25
1957	1957-01-05	1957-12-16
1958	1958-01-05	1958-12-27
1959	1959-01-01	1959-12-17
1960	1960-01-18	1960-12-31
1961	1961-01-12	1961-12-13
1962	1962-01-04	1962-12-17
1963	1963-01-04	1963-12-30
1964	1964-01-02	1964-12-27
1965	1965-01-05	1965-12-16
1966	1966-01-08	1966-11-04
1967	1967-02-01	1967-11-25
1968	1968-01-23	1968-12-01
1969	1969-01-08	1969-12-27
1970	1970-01-17	1970-12-23
1971	1971-01-26	1971-12-27
1972	1972-01-02	1972-11-26
1973	1973-03-24	1973-12-30
1974	1974-01-11	1974-12-27
1975	1975-01-03	1975-12-31
1976	1976-01-04	1976-12-25
1977	1977-01-08	1977-12-30
1978	1978-01-05	1978-12-27

Every Fixed Threshold

Fixed thresholds at Mvenyane
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	62	43	1978	43
25 mm (0.98 in): Days with 25 mm or more rain	62	14	1963	9
50 mm (1.97 in): Days with 50 mm or more rain	35	4	1955	1
100 mm (3.94 in): Days with 100 mm or more rain	6	1	1954	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 Mvenyane 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).

Mvenyane Threshold Days by Year (SF001800320)

Key Facts for Mvenyane Thresholds

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

Every Fixed Threshold

Download the Data

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