Walterhall Threshold Days by Year (ASN00039069)

5 fixed thresholds counted per year at Walterhall (ASN00039069): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Walterhall Thresholds

Walterhall: days with 10 mm (0.39 in) or more of precipitation in 104 years, most in 1956 with 46.
Walterhall: days with 25 mm (0.98 in) or more of precipitation in 104 years, most in 1955 with 19.
Walterhall: days with 50 mm (1.97 in) or more of precipitation in 92 years, most in 1929 with 8.
Walterhall: days with 100 mm (3.94 in) or more of precipitation in 38 years, most in 1899 with 3.
5 fixed thresholds have at least one qualifying day at Walterhall.

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

104 years with a qualifying day

Days per year at Walterhall with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 46 in 1956.

Days with 10 mm (0.39 in) or more of precipitation per year at Walterhall
Year	Days	Decade average
1897	21	27.3
1898	27	27.3
1899	34	27.3
1900	11	20.5
1901	20	20.5
1902	11	20.5
1903	26	20.5
1904	21	20.5
1905	26	20.5
1906	30	20.5
1907	19	20.5
1908	20	20.5
1909	21	20.5
1910	28	23.2
1911	22	23.2
1912	27	23.2
1913	29	23.2
1914	14	23.2
1915	15	23.2
1916	29	23.2
1917	29	23.2
1918	26	23.2
1919	13	23.2
1920	19	21
1921	24	21
1922	16	21
1923	16	21
1924	24	21
1925	19	21
1926	18	21
1927	29	21
1928	24	21
1929	21	21
1930	35	24
1931	22	24
1932	19	24
1933	30	24
1934	22	24
1935	19	24
1936	21	24
1937	18	24
1938	29	24
1939	25	24
1940	20	21.7
1941	26	21.7
1942	25	21.7
1943	24	21.7
1944	20	21.7
1945	22	21.7
1946	20	21.7
1947	22	21.7
1948	16	21.7
1949	22	21.7
1950	33	26.9
1951	11	26.9
1952	25	26.9
1953	27	26.9
1954	24	26.9
1955	40	26.9
1956	46	26.9
1957	10	26.9
1958	27	26.9
1959	26	26.9
1960	22	18
1961	21	18
1962	18	18
1963	19	18
1964	19	18
1965	12	18
1966	18	18
1967	17	18
1968	25	18
1969	9	18
1970	22	19.5
1971	24	19.5
1972	16	19.5
1973	27	19.5
1974	17	19.5
1975	15	19.5
1977	11	19.5
1978	24	19.5
1980	15	15.6
1982	9	15.6
1983	15	15.6
1984	20	15.6
1985	19	15.6
1991	16	14.4
1992	12	14.4
1993	17	14.4
1994	6	14.4
1995	15	14.4
1996	18	14.4
1997	14	14.4
1998	17	14.4
1999	15	14.4
2001	13	15.3
2002	11	15.3
2003	15	15.3
2004	14	15.3
2005	16	15.3
2006	12	15.3
2007	21	15.3
2008	20	15.3
2014	15	15

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

First to last qualifying date each year at Walterhall
Year	First date	Last date
1897	1897-01-09	1897-12-30
1898	1898-01-03	1898-12-20
1899	1899-01-04	1899-12-27
1900	1900-01-01	1900-12-23
1901	1901-01-13	1901-12-18
1902	1902-01-09	1902-12-18
1903	1903-01-06	1903-12-13
1904	1904-01-03	1904-12-18
1905	1905-01-05	1905-12-11
1906	1906-01-01	1906-12-25
1907	1907-01-13	1907-12-28
1908	1908-01-10	1908-12-28
1909	1909-01-16	1909-12-31
1910	1910-01-12	1910-12-24
1911	1911-01-10	1911-12-29
1912	1912-01-05	1912-12-31
1913	1913-01-07	1913-12-24
1914	1914-02-23	1914-12-30
1915	1915-01-07	1915-11-30
1916	1916-02-26	1916-12-31
1917	1917-01-14	1917-12-26
1918	1918-01-02	1918-12-27
1919	1919-02-03	1919-11-24
1920	1920-01-05	1920-12-08
1921	1921-01-13	1921-12-31
1922	1922-01-02	1922-12-20
1923	1923-01-02	1923-12-27
1924	1924-01-31	1924-12-31
1925	1925-01-05	1925-12-30
1926	1926-01-04	1926-12-31
1927	1927-01-18	1927-12-24
1928	1928-01-17	1928-12-26
1929	1929-01-21	1929-12-31
1930	1930-01-01	1930-12-19
1931	1931-01-21	1931-12-23
1932	1932-01-15	1932-12-25
1933	1933-01-20	1933-12-29
1934	1934-01-08	1934-12-28
1935	1935-01-07	1935-12-15
1936	1936-01-07	1936-12-31
1937	1937-01-13	1937-12-17
1938	1938-01-08	1938-12-15
1939	1939-01-20	1939-12-28
1940	1940-01-06	1940-12-03
1941	1941-01-13	1941-12-08
1942	1942-01-17	1942-12-31
1943	1943-01-02	1943-12-30
1944	1944-01-07	1944-12-22
1945	1945-01-01	1945-12-31
1946	1946-01-07	1946-12-16
1947	1947-01-27	1947-12-12
1948	1948-01-20	1948-12-20
1949	1949-01-17	1949-12-12
1950	1950-01-03	1950-12-05
1951	1951-01-09	1951-10-24
1952	1952-01-09	1952-12-22
1953	1953-01-02	1953-12-28
1954	1954-01-04	1954-12-14
1955	1955-01-06	1955-12-28
1956	1956-01-06	1956-12-26
1957	1957-01-10	1957-11-06
1958	1958-01-04	1958-12-19
1959	1959-01-04	1959-12-28
1960	1960-01-08	1960-12-29
1961	1961-01-04	1961-11-24
1962	1962-01-08	1962-12-31
1963	1963-01-03	1963-12-14
1964	1964-01-02	1964-11-23
1965	1965-01-25	1965-12-15
1966	1966-01-24	1966-12-31
1967	1967-01-03	1967-12-23
1968	1968-01-05	1968-12-19
1969	1969-03-13	1969-12-24
1970	1970-01-02	1970-12-30
1971	1971-01-04	1971-12-15
1972	1972-01-04	1972-11-28
1973	1973-01-11	1973-12-22
1974	1974-01-03	1974-11-27
1975	1975-01-03	1975-11-10
1977	1977-01-18	1977-12-21
1978	1978-01-06	1978-12-30
1980	1980-01-08	1980-12-31
1982	1982-01-20	1982-12-13
1983	1983-01-11	1983-10-14
1984	1984-01-16	1984-12-21
1985	1985-01-24	1985-12-24
1991	1991-01-03	1991-12-22
1992	1992-01-01	1992-12-06
1993	1993-02-24	1993-12-18
1994	1994-02-03	1994-12-26
1995	1995-01-04	1995-12-19
1996	1996-01-02	1996-12-31
1997	1997-02-04	1997-12-16
1998	1998-02-18	1998-12-30
1999	1999-01-05	1999-12-19
2001	2001-01-19	2001-12-17
2002	2002-01-01	2002-12-27
2003	2003-02-05	2003-12-10
2004	2004-01-09	2004-12-09
2005	2005-01-07	2005-12-03
2006	2006-01-13	2006-12-28
2007	2007-01-27	2007-12-28
2008	2008-01-03	2008-12-14
2014	2014-01-08	2014-12-14

Every Fixed Threshold

Fixed thresholds at Walterhall
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	104	46	1956	15
25 mm (0.98 in): Days with 25 mm or more rain	104	19	1955	8
50 mm (1.97 in): Days with 50 mm or more rain	92	8	1929	2
100 mm (3.94 in): Days with 100 mm or more rain	38	3	1899	1
200 mm (7.87 in): Days with 200 mm or more rain	6	2	1918	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

Download the Data

Data for Walterhall 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).

Walterhall Threshold Days by Year (ASN00039069)

Key Facts for Walterhall Thresholds

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

Every Fixed Threshold

Download the Data

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