Johanna Glen Threshold Days by Year

4 fixed thresholds counted per year at Johanna Glen (ASN00090049): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Johanna Glen Thresholds

Johanna Glen: days with 10 mm (0.39 in) or more of precipitation in 83 years, most in 1952 with 53.
Johanna Glen: days with 25 mm (0.98 in) or more of precipitation in 82 years, most in 1899 with 12.
Johanna Glen: days with 50 mm (1.97 in) or more of precipitation in 22 years, most in 1973 with 3.
Johanna Glen: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1932 with 1.
4 fixed thresholds have at least one qualifying day at Johanna Glen.

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

83 years with a qualifying day

Days per year at Johanna Glen with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 53 in 1952.

Days with 10 mm (0.39 in) or more of precipitation per year at Johanna Glen
Year	Days	Decade average
1896	33	34
1897	26	34
1898	33	34
1899	44	34
1900	44	37.6
1901	41	37.6
1902	29	37.6
1903	44	37.6
1904	38	37.6
1905	33	37.6
1906	44	37.6
1907	32	37.6
1909	33	37.6
1910	41	33.1
1911	34	33.1
1912	25	33.1
1913	33	33.1
1914	20	33.1
1915	40	33.1
1916	35	33.1
1917	45	33.1
1918	25	33.1
1921	33	34.2
1922	37	34.2
1923	43	34.2
1924	30	34.2
1925	24	34.2
1926	37	34.2
1927	30	34.2
1928	39	34.2
1929	35	34.2
1930	31	32.3
1931	35	32.3
1932	27	32.3
1933	29	32.3
1934	27	32.3
1935	43	32.3
1936	27	32.3
1937	32	32.3
1938	26	32.3
1939	46	32.3
1940	26	32.8
1941	29	32.8
1942	38	32.8
1943	32	32.8
1944	33	32.8
1945	28	32.8
1946	46	32.8
1947	40	32.8
1948	28	32.8
1949	28	32.8
1950	28	35.3
1951	41	35.3
1952	53	35.3
1953	41	35.3
1954	32	35.3
1955	37	35.3
1956	40	35.3
1957	28	35.3
1958	33	35.3
1959	20	35.3
1960	30	30.9
1961	26	30.9
1962	22	30.9
1963	25	30.9
1964	49	30.9
1965	29	30.9
1966	32	30.9
1967	20	30.9
1968	43	30.9
1969	33	30.9
1970	43	36.3
1971	52	36.3
1972	26	36.3
1973	40	36.3
1974	43	36.3
1975	32	36.3
1976	28	36.3
1977	31	36.3
1978	39	36.3
1979	29	36.3
1980	31	31.5
1981	32	31.5

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

First to last qualifying date each year at Johanna Glen
Year	First date	Last date
1896	1896-01-16	1896-12-27
1897	1897-01-04	1897-10-31
1898	1898-02-11	1898-12-07
1899	1899-01-01	1899-12-26
1900	1900-01-19	1900-12-12
1901	1901-01-01	1901-12-30
1902	1902-01-22	1902-12-26
1903	1903-01-06	1903-12-27
1904	1904-01-03	1904-11-23
1905	1905-01-29	1905-12-10
1906	1906-03-11	1906-11-29
1907	1907-04-19	1907-12-29
1909	1909-01-04	1909-12-08
1910	1910-01-16	1910-12-23
1911	1911-02-07	1911-12-26
1912	1912-02-24	1912-12-11
1913	1913-02-05	1913-12-23
1914	1914-01-27	1914-12-15
1915	1915-01-20	1915-10-04
1916	1916-01-18	1916-12-08
1917	1917-02-09	1917-12-31
1918	1918-01-14	1918-12-14
1921	1921-01-02	1921-12-03
1922	1922-01-30	1922-12-26
1923	1923-03-25	1923-12-16
1924	1924-01-11	1924-12-26
1925	1925-01-14	1925-11-20
1926	1926-02-09	1926-12-17
1927	1927-02-03	1927-12-06
1928	1928-01-01	1928-12-06
1929	1929-01-30	1929-12-15
1930	1930-02-21	1930-12-26
1931	1931-01-18	1931-11-18
1932	1932-02-05	1932-12-01
1933	1933-02-24	1933-12-16
1934	1934-01-07	1934-12-18
1935	1935-01-05	1935-12-02
1936	1936-04-20	1936-12-30
1937	1937-01-01	1937-12-08
1938	1938-02-05	1938-12-10
1939	1939-02-03	1939-12-23
1940	1940-01-06	1940-12-31
1941	1941-01-25	1941-12-04
1942	1942-01-20	1942-12-19
1943	1943-02-18	1943-09-28
1944	1944-01-03	1944-12-23
1945	1945-01-31	1945-12-27
1946	1946-01-04	1946-12-27
1947	1947-01-07	1947-12-25
1948	1948-01-05	1948-11-08
1949	1949-01-16	1949-11-22
1950	1950-01-09	1950-12-20
1951	1951-01-07	1951-12-15
1952	1952-01-05	1952-12-10
1953	1953-04-04	1953-12-07
1954	1954-01-28	1954-12-12
1955	1955-01-28	1955-12-31
1956	1956-03-14	1956-12-27
1957	1957-02-07	1957-12-26
1958	1958-01-31	1958-11-21
1959	1959-01-26	1959-12-25
1960	1960-01-09	1960-12-15
1961	1961-03-01	1961-12-18
1962	1962-02-14	1962-12-11
1963	1963-01-01	1963-10-29
1964	1964-01-14	1964-12-26
1965	1965-01-18	1965-12-07
1966	1966-01-13	1966-12-19
1967	1967-01-13	1967-12-30
1968	1968-03-25	1968-11-26
1969	1969-01-15	1969-12-02
1970	1970-01-02	1970-12-31
1971	1971-01-01	1971-12-31
1972	1972-01-12	1972-11-12
1973	1973-01-13	1973-12-22
1974	1974-02-02	1974-12-28
1975	1975-01-11	1975-12-18
1976	1976-02-09	1976-12-16
1977	1977-01-14	1977-12-18
1978	1978-01-30	1978-12-17
1979	1979-01-17	1979-12-17
1980	1980-01-12	1980-11-19
1981	1981-01-09	1981-11-04

Every Fixed Threshold

Fixed thresholds at Johanna Glen
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	83	53	1952	32
25 mm (0.98 in): Days with 25 mm or more rain	82	12	1899	5
50 mm (1.97 in): Days with 50 mm or more rain	22	3	1973	2
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1932	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1896.

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Data for Johanna Glen 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).

Johanna Glen Threshold Days by Year

Key Facts for Johanna Glen Thresholds

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

Every Fixed Threshold

Download the Data

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