Walhalla Threshold Days by Year (USC00388887)

18 fixed thresholds counted per year at Walhalla (USC00388887): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Walhalla Thresholds

Walhalla: days with a maximum temperature at or above 30 C (86 F) in 112 years, most in 1941 with 127.
Walhalla: days with a maximum temperature at or above 90 F (32.2 C) in 112 years, most in 1925 with 92.
Walhalla: nights with a minimum temperature at or below 0 C (32 F) in 110 years, most in 1968 with 107.
Walhalla: nights with a minimum temperature at or above 20 C (68 F) in 110 years, most in 2010 with 67.
18 fixed thresholds have at least one qualifying day at Walhalla.

Days at or above 30 C (86 F)

112 years with a qualifying day

Days per year at Walhalla with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 127 in 1941.

Days at or above 30 C (86 F) per year at Walhalla
Year	Days	Decade average
1897	81	79.3
1898	69	79.3
1899	88	79.3
1900	70	75.5
1901	54	75.5
1904	82	75.5
1907	96	75.5
1919	92	92
1920	63	89
1921	85	89
1922	95	89
1923	82	89
1924	80	89
1925	112	89
1926	105	89
1927	90	89
1930	99	94.9
1931	104	94.9
1932	78	94.9
1933	112	94.9
1934	92	94.9
1936	105	94.9
1937	99	94.9
1938	74	94.9
1939	91	94.9
1940	99	91.5
1941	127	91.5
1942	92	91.5
1943	93	91.5
1944	97	91.5
1945	69	91.5
1946	74	91.5
1947	97	91.5
1948	86	91.5
1949	81	91.5
1950	83	90.6
1951	92	90.6
1952	98	90.6
1953	92	90.6
1954	118	90.6
1955	75	90.6
1956	89	90.6
1957	91	90.6
1958	87	90.6
1959	81	90.6
1960	91	73.1
1961	66	73.1
1962	102	73.1
1963	78	73.1
1964	75	73.1
1965	78	73.1
1966	63	73.1
1967	42	73.1
1968	68	73.1
1969	68	73.1
1970	97	66.4
1971	64	66.4
1972	64	66.4
1973	67	66.4
1974	49	66.4
1975	72	66.4
1976	48	66.4
1977	83	66.4
1978	73	66.4
1979	47	66.4
1980	93	72.9
1981	63	72.9
1982	53	72.9
1983	76	72.9
1984	53	72.9
1985	63	72.9
1986	100	72.9
1987	85	72.9
1988	84	72.9
1989	59	72.9
1990	72	79.4
1991	67	79.4
1992	51	79.4
1993	95	79.4
1994	60	79.4
1995	77	79.4
1996	80	79.4
1997	78	79.4
1998	125	79.4
1999	89	79.4
2000	88	76.5
2001	60	76.5
2002	87	76.5
2003	49	76.5
2004	47	76.5
2005	59	76.5
2006	77	76.5
2007	107	76.5
2008	97	76.5
2009	94	76.5
2010	120	100.8
2011	120	100.8
2012	86	100.8
2013	75	100.8
2014	95	100.8
2015	97	100.8
2016	127	100.8
2017	85	100.8
2018	95	100.8
2019	108	100.8
2020	76	72
2021	65	72
2022	76	72
2023	58	72
2024	69	72
2025	63	72
2026	97	72

For each year, a bar from the first to the last day at Walhalla meeting 30 C (86 F).

First to last qualifying date each year at Walhalla
Year	First date	Last date
1897	1897-05-20	1897-10-06
1898	1898-05-02	1898-10-06
1899	1899-04-14	1899-09-13
1900	1900-06-09	1900-09-30
1901	1901-04-30	1901-09-15
1904	1904-05-23	1904-10-11
1907	1907-03-22	1907-10-21
1919	1919-04-09	1919-10-28
1920	1920-04-17	1920-10-16
1921	1921-05-23	1921-09-30
1922	1922-04-14	1922-10-05
1923	1923-04-22	1923-10-12
1924	1924-04-25	1924-09-13
1925	1925-04-15	1925-09-24
1926	1926-05-01	1926-10-19
1927	1927-04-18	1927-10-29
1930	1930-04-11	1930-09-30
1931	1931-05-17	1931-10-25
1932	1932-04-06	1932-09-18
1933	1933-05-06	1933-10-30
1934	1934-05-03	1934-10-22
1936	1936-04-15	1936-09-29
1937	1937-04-18	1937-10-30
1938	1938-04-29	1938-10-19
1939	1939-05-11	1939-10-22
1940	1940-04-01	1940-10-28
1941	1941-04-17	1941-10-24
1942	1942-04-25	1942-10-03
1943	1943-04-30	1943-10-21
1944	1944-05-13	1944-10-07
1945	1945-05-22	1945-09-30
1946	1946-04-03	1946-09-25
1947	1947-04-24	1947-09-22
1948	1948-04-25	1948-09-22
1949	1949-04-23	1949-09-19
1950	1950-04-23	1950-11-01
1951	1951-04-30	1951-10-07
1952	1952-05-02	1952-10-02
1953	1953-04-24	1953-10-12
1954	1954-04-28	1954-10-13
1955	1955-05-04	1955-09-28
1956	1956-05-12	1956-09-17
1957	1957-04-29	1957-09-22
1958	1958-04-24	1958-10-10
1959	1959-05-02	1959-10-11
1960	1960-04-23	1960-10-03
1961	1961-06-01	1961-11-01
1962	1962-04-30	1962-10-08
1963	1963-04-20	1963-10-26
1964	1964-05-09	1964-09-24
1965	1965-04-09	1965-09-23
1966	1966-05-09	1966-09-10
1967	1967-04-07	1967-09-19
1968	1968-05-24	1968-09-30
1969	1969-05-23	1969-09-18
1970	1970-04-23	1970-10-03
1971	1971-05-27	1971-10-03
1972	1972-04-14	1972-09-28
1973	1973-05-11	1973-09-29
1974	1974-03-10	1974-09-13
1975	1975-04-26	1975-10-12
1976	1976-04-19	1976-09-09
1977	1977-05-06	1977-09-10
1978	1978-04-07	1978-09-22
1979	1979-06-02	1979-09-07
1980	1980-04-23	1980-09-24
1981	1981-05-30	1981-10-06
1982	1982-05-13	1982-09-16
1983	1983-06-04	1983-09-12
1984	1984-06-02	1984-09-26
1985	1985-04-28	1985-10-15
1986	1986-04-25	1986-10-05
1987	1987-04-30	1987-09-18
1988	1988-04-22	1988-09-24
1989	1989-04-25	1989-09-14
1990	1990-04-26	1990-09-20
1991	1991-05-17	1991-09-17
1992	1992-04-24	1992-09-11
1993	1993-04-12	1993-09-24
1994	1994-04-20	1994-09-17
1995	1995-03-23	1995-09-17
1996	1996-05-04	1996-10-28
1997	1997-05-18	1997-10-12
1998	1998-05-14	1998-10-30
1999	1999-04-04	1999-10-26
2000	2000-05-07	2000-09-25
2001	2001-04-08	2001-09-07
2002	2002-04-17	2002-10-06
2003	2003-05-09	2003-09-21
2004	2004-04-19	2004-09-24
2005	2005-05-13	2005-09-28
2006	2006-04-15	2006-08-31
2007	2007-03-25	2007-10-10
2008	2008-06-01	2008-09-16
2009	2009-04-24	2009-09-26
2010	2010-04-02	2010-09-26
2011	2011-03-19	2011-09-26
2012	2012-04-03	2012-09-09
2013	2013-04-11	2013-09-20
2014	2014-04-02	2014-09-22
2015	2015-03-17	2015-09-21
2016	2016-03-17	2016-10-21
2017	2017-03-22	2017-10-12
2018	2018-05-12	2018-10-07
2019	2019-05-18	2019-10-05
2020	2020-03-28	2020-09-15
2021	2021-05-24	2021-09-15
2022	2022-05-03	2022-09-23
2023	2023-05-10	2023-09-08
2024	2024-04-19	2024-09-23
2025	2025-04-15	2025-09-25
2026	2026-03-22	2026-10-15

Every Fixed Threshold

Fixed thresholds at Walhalla
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	112	127	1941	97
35 C (95 F): Days	97	50	1954	10
40 C (104 F): Days	10	7	1925	2
90 F (32.2 C): Days	112	92	1925	53
100 F (37.8 C): Days	48	16	1954	2
0 C (32 F): Ice days (max	53	6	1899	1
0 C (32 F): Frost days (min	110	107	1968	47
-10 C (14 F): Days with min	93	18	1977	6
-20 C (-4 F): Days with min	2	1	1958	1
20 C (68 F): Tropical nights (min	110	67	2010	55
25 C (77 F): Days with min	9	2	1941	1
10 mm (0.39 in): Days with 10 mm or more rain	109	69	2013	31
25 mm (0.98 in): Days with 25 mm or more rain	109	31	2013	10
50 mm (1.97 in): Days with 50 mm or more rain	108	13	1964	2
100 mm (3.94 in): Days with 100 mm or more rain	42	4	1900	3
200 mm (7.87 in): Days with 200 mm or more rain	4	1	1924	1
10 cm (3.9 in): Days with 10 cm or more snowfall	24	3	1960	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1930	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 Walhalla 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Walhalla Threshold Days by Year (USC00388887)

Key Facts for Walhalla Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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