Cle Elum Threshold Days by Year (USC00451504)

17 fixed thresholds counted per year at Cle Elum (USC00451504): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cle Elum Thresholds

Cle Elum: nights with a minimum temperature at or below 0 C (32 F) in 107 years, most in 1912 with 212.
Cle Elum: nights with a minimum temperature at or below -10 C (14 F) in 107 years, most in 1916 with 53.
Cle Elum: days with a maximum temperature at or above 30 C (86 F) in 106 years, most in 1958 with 70.
Cle Elum: days with a maximum temperature at or above 90 F (32.2 C) in 106 years, most in 1958 with 53.
17 fixed thresholds have at least one qualifying day at Cle Elum.

Days at or above 30 C (86 F)

106 years with a qualifying day

Days per year at Cle Elum with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 70 in 1958.

Days at or above 30 C (86 F) per year at Cle Elum
Year	Days	Decade average
1899	18	18
1900	16	26.7
1901	22	26.7
1902	30	26.7
1903	19	26.7
1904	35	26.7
1905	29	26.7
1906	33	26.7
1907	19	26.7
1908	42	26.7
1909	22	26.7
1910	23	29.5
1911	27	29.5
1912	22	29.5
1913	27	29.5
1914	35	29.5
1915	29	29.5
1916	22	29.5
1917	38	29.5
1918	32	29.5
1919	40	29.5
1920	41	34.7
1921	26	34.7
1922	46	34.7
1923	41	34.7
1924	35	34.7
1925	31	34.7
1926	39	34.7
1927	33	34.7
1928	28	34.7
1929	27	34.7
1931	42	35.5
1932	33	35.5
1933	37	35.5
1934	41	35.5
1936	22	35.5
1937	31	35.5
1938	42	35.5
1939	36	35.5
1940	34	31.2
1941	27	31.2
1942	46	31.2
1943	20	31.2
1944	26	31.2
1945	37	31.2
1947	25	31.2
1948	29	31.2
1949	37	31.2
1950	35	39
1951	39	39
1952	38	39
1953	24	39
1957	28	39
1958	70	39
1960	23	26
1961	36	26
1962	20	26
1963	21	26
1964	15	26
1965	28	26
1966	14	26
1967	51	26
1968	26	26
1970	33	26.5
1971	33	26.5
1972	25	26.5
1973	32	26.5
1974	29	26.5
1975	18	26.5
1976	9	26.5
1977	29	26.5
1978	22	26.5
1979	35	26.5
1980	22	28.3
1981	37	28.3
1982	39	28.3
1983	23	28.3
1984	22	28.3
1986	29	28.3
1987	28	28.3
1988	26	28.3
1990	32	22.8
1991	26	22.8
1993	14	22.8
1994	19	22.8
1995	17	22.8
1996	27	22.8
1997	16	22.8
1998	33	22.8
1999	21	22.8
2001	31	31
2010	23	27.4
2011	18	27.4
2012	27	27.4
2013	34	27.4
2014	30	27.4
2015	38	27.4
2016	25	27.4
2017	35	27.4
2018	30	27.4
2019	14	27.4
2020	34	35.6
2021	44	35.6
2023	37	35.6
2024	40	35.6
2026	23	35.6

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

First to last qualifying date each year at Cle Elum
Year	First date	Last date
1899	1899-07-02	1899-09-11
1900	1900-06-12	1900-09-12
1901	1901-06-18	1901-08-30
1902	1902-06-08	1902-09-09
1903	1903-06-06	1903-08-18
1904	1904-06-28	1904-10-01
1905	1905-07-07	1905-09-23
1906	1906-07-01	1906-09-19
1907	1907-05-30	1907-09-10
1908	1908-06-14	1908-09-13
1909	1909-07-02	1909-09-16
1910	1910-05-21	1910-09-19
1911	1911-05-31	1911-09-02
1912	1912-06-07	1912-09-13
1913	1913-05-31	1913-08-29
1914	1914-05-31	1914-09-24
1915	1915-06-29	1915-09-03
1916	1916-06-14	1916-09-01
1917	1917-06-14	1917-09-19
1918	1918-06-09	1918-09-19
1919	1919-05-21	1919-09-16
1920	1920-06-21	1920-09-03
1921	1921-06-23	1921-08-29
1922	1922-06-01	1922-09-16
1923	1923-06-28	1923-09-13
1924	1924-05-11	1924-09-15
1925	1925-06-19	1925-08-19
1926	1926-04-28	1926-09-04
1927	1927-06-21	1927-08-23
1928	1928-05-14	1928-09-04
1929	1929-05-21	1929-09-16
1931	1931-04-25	1931-09-04
1932	1932-06-09	1932-09-29
1933	1933-06-03	1933-09-04
1934	1934-04-21	1934-09-06
1936	1936-05-25	1936-09-29
1937	1937-06-01	1937-09-15
1938	1938-05-26	1938-09-22
1939	1939-05-13	1939-09-23
1940	1940-05-22	1940-09-11
1941	1941-05-23	1941-08-21
1942	1942-06-29	1942-09-24
1943	1943-06-29	1943-09-13
1944	1944-06-10	1944-09-12
1945	1945-05-29	1945-09-13
1947	1947-05-23	1947-09-23
1948	1948-05-26	1948-09-13
1949	1949-05-08	1949-09-08
1950	1950-06-19	1950-09-09
1951	1951-05-22	1951-09-18
1952	1952-05-27	1952-09-25
1953	1953-07-05	1953-09-11
1957	1957-05-30	1957-09-16
1958	1958-05-18	1958-10-03
1960	1960-07-04	1960-09-12
1961	1961-06-02	1961-08-28
1962	1962-06-24	1962-09-21
1963	1963-06-14	1963-09-27
1964	1964-07-01	1964-08-23
1965	1965-06-08	1965-08-19
1966	1966-05-05	1966-09-22
1967	1967-05-20	1967-09-28
1968	1968-06-18	1968-08-31
1970	1970-06-03	1970-08-31
1971	1971-06-22	1971-08-30
1972	1972-05-30	1972-09-05
1973	1973-05-15	1973-09-11
1974	1974-06-13	1974-09-26
1975	1975-06-02	1975-09-15
1976	1976-06-29	1976-09-01
1977	1977-04-25	1977-08-21
1978	1978-06-04	1978-08-10
1979	1979-06-02	1979-09-25
1980	1980-07-01	1980-10-07
1981	1981-06-25	1981-09-18
1982	1982-05-24	1982-09-03
1983	1983-05-23	1983-08-22
1984	1984-05-29	1984-09-18
1986	1986-05-29	1986-09-05
1987	1987-05-08	1987-09-24
1988	1988-06-15	1988-09-06
1990	1990-06-22	1990-09-24
1991	1991-07-01	1991-09-30
1993	1993-05-11	1993-09-10
1994	1994-06-22	1994-09-27
1995	1995-05-29	1995-09-15
1996	1996-07-07	1996-08-26
1997	1997-05-12	1997-08-22
1998	1998-06-30	1998-09-16
1999	1999-05-24	1999-09-22
2001	2001-05-22	2001-09-24
2010	2010-07-08	2010-08-26
2011	2011-07-06	2011-09-13
2012	2012-05-15	2012-09-20
2013	2013-05-10	2013-09-16
2014	2014-06-24	2014-09-08
2015	2015-06-07	2015-09-13
2016	2016-06-05	2016-08-30
2017	2017-06-25	2017-08-30
2018	2018-05-16	2018-08-23
2019	2019-06-13	2019-08-29
2020	2020-05-30	2020-09-12
2021	2021-06-01	2021-08-17
2023	2023-05-20	2023-08-29
2024	2024-06-22	2024-09-09
2026	2026-05-29	2026-08-27

Every Fixed Threshold

Fixed thresholds at Cle Elum
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	106	70	1958	23
35 C (95 F): Days	99	25	1958	2
40 C (104 F): Days	8	2	1928	2
90 F (32.2 C): Days	106	53	1958	12
100 F (37.8 C): Days	43	5	1926	2
0 C (32 F): Ice days (max	106	49	1916	10
0 C (32 F): Frost days (min	107	212	1912	60
-10 C (14 F): Days with min	107	53	1916	2
-20 C (-4 F): Days with min	67	19	1950	5
-30 C (-22 F): Days with min	12	6	1950	1
20 C (68 F): Tropical nights (min	10	4	1944	3
10 mm (0.39 in): Days with 10 mm or more rain	95	33	1990	7
25 mm (0.98 in): Days with 25 mm or more rain	86	8	1958	3
50 mm (1.97 in): Days with 50 mm or more rain	25	3	1975	1
10 cm (3.9 in): Days with 10 cm or more snowfall	68	17	1937	3
25 cm (9.8 in): Days with 25 cm or more snowfall	39	4	1902	1
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1902	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1899.

Download the Data

Data for Cle Elum 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).

Cle Elum Threshold Days by Year (USC00451504)

Key Facts for Cle Elum Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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