Pendleton Threshold Days by Year (USW00024155)

19 fixed thresholds counted per year at Pendleton (USW00024155): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pendleton Thresholds

Pendleton: days with a maximum temperature at or above 30 C (86 F) in 99 years, most in 1931 with 97.
Pendleton: days with a maximum temperature at or above 35 C (95 F) in 99 years, most in 1931 with 47.
Pendleton: days with a maximum temperature at or above 90 F (32.2 C) in 99 years, most in 1931 with 77.
Pendleton: days with a maximum temperature at or below 0 C (32 F) in 99 years, most in 1985 with 71.
19 fixed thresholds have at least one qualifying day at Pendleton.

Days at or above 30 C (86 F)

99 years with a qualifying day

Days per year at Pendleton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 97 in 1931.

Days at or above 30 C (86 F) per year at Pendleton
Year	Days	Decade average
1928	64	65.5
1929	67	65.5
1930	81	71
1931	97	71
1932	74	71
1933	80	71
1934	80	71
1935	53	71
1936	59	71
1937	55	71
1938	71	71
1939	60	71
1940	68	46.4
1941	49	46.4
1942	55	46.4
1943	40	46.4
1944	43	46.4
1945	56	46.4
1946	35	46.4
1947	42	46.4
1948	34	46.4
1949	42	46.4
1950	51	49.2
1951	51	49.2
1952	51	49.2
1953	44	49.2
1954	33	49.2
1955	49	49.2
1956	54	49.2
1957	42	49.2
1958	73	49.2
1959	44	49.2
1960	60	56.3
1961	70	56.3
1962	44	56.3
1963	48	56.3
1964	39	56.3
1965	43	56.3
1966	57	56.3
1967	83	56.3
1968	54	56.3
1969	65	56.3
1970	60	56.3
1971	51	56.3
1972	64	56.3
1973	63	56.3
1974	73	56.3
1975	65	56.3
1976	44	56.3
1977	53	56.3
1978	40	56.3
1979	50	56.3
1980	29	45.2
1981	47	45.2
1982	45	45.2
1983	39	45.2
1984	46	45.2
1985	48	45.2
1986	57	45.2
1987	59	45.2
1988	51	45.2
1989	31	45.2
1990	54	50.6
1991	43	50.6
1992	51	50.6
1993	31	50.6
1994	57	50.6
1995	48	50.6
1996	51	50.6
1997	56	50.6
1998	63	50.6
1999	52	50.6
2000	48	58
2001	63	58
2002	59	58
2003	69	58
2004	61	58
2005	53	58
2006	65	58
2007	55	58
2008	51	58
2009	56	58
2010	45	59.9
2011	48	59.9
2012	60	59.9
2013	77	59.9
2014	60	59.9
2015	68	59.9
2016	51	59.9
2017	75	59.9
2018	57	59.9
2019	58	59.9
2020	54	68.1
2021	74	68.1
2022	75	68.1
2023	75	68.1
2024	68	68.1
2025	74	68.1
2026	57	68.1

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

First to last qualifying date each year at Pendleton
Year	First date	Last date
1928	1928-05-05	1928-09-23
1929	1929-05-11	1929-09-17
1930	1930-06-05	1930-09-26
1931	1931-04-27	1931-10-01
1932	1932-05-09	1932-10-05
1933	1933-04-27	1933-10-07
1934	1934-04-19	1934-10-10
1935	1935-06-04	1935-09-21
1936	1936-05-10	1936-09-24
1937	1937-05-02	1937-09-18
1938	1938-05-23	1938-09-23
1939	1939-04-28	1939-09-22
1940	1940-05-09	1940-09-26
1941	1941-05-11	1941-08-22
1942	1942-05-21	1942-09-26
1943	1943-06-28	1943-09-25
1944	1944-05-27	1944-09-12
1945	1945-06-17	1945-09-14
1946	1946-04-25	1946-09-10
1947	1947-05-01	1947-09-24
1948	1948-05-26	1948-09-14
1949	1949-05-09	1949-09-08
1950	1950-06-04	1950-09-22
1951	1951-05-10	1951-09-19
1952	1952-05-27	1952-09-26
1953	1953-05-05	1953-09-15
1954	1954-05-17	1954-09-10
1955	1955-06-06	1955-09-10
1956	1956-05-16	1956-09-16
1957	1957-04-29	1957-09-24
1958	1958-05-16	1958-09-10
1959	1959-05-13	1959-09-13
1960	1960-05-10	1960-10-05
1961	1961-05-25	1961-09-04
1962	1962-06-08	1962-09-17
1963	1963-05-20	1963-09-28
1964	1964-05-31	1964-09-24
1965	1965-05-28	1965-09-01
1966	1966-05-03	1966-09-22
1967	1967-05-16	1967-09-28
1968	1968-04-29	1968-09-25
1969	1969-05-09	1969-09-12
1970	1970-05-16	1970-08-31
1971	1971-05-11	1971-08-30
1972	1972-05-13	1972-09-16
1973	1973-05-13	1973-09-12
1974	1974-06-10	1974-10-01
1975	1975-05-10	1975-10-02
1976	1976-05-01	1976-09-30
1977	1977-04-07	1977-08-22
1978	1978-06-03	1978-09-26
1979	1979-05-22	1979-09-20
1980	1980-07-01	1980-10-07
1981	1981-06-25	1981-09-18
1982	1982-06-10	1982-09-08
1983	1983-05-23	1983-08-31
1984	1984-05-29	1984-09-18
1985	1985-05-22	1985-08-29
1986	1986-05-25	1986-09-04
1987	1987-05-07	1987-09-23
1988	1988-05-11	1988-10-10
1989	1989-06-05	1989-09-24
1990	1990-06-21	1990-09-24
1991	1991-07-02	1991-10-01
1992	1992-05-05	1992-10-01
1993	1993-05-10	1993-09-10
1994	1994-05-09	1994-09-27
1995	1995-05-29	1995-09-16
1996	1996-06-02	1996-09-28
1997	1997-05-12	1997-10-01
1998	1998-04-30	1998-09-16
1999	1999-05-24	1999-09-23
2000	2000-05-21	2000-09-18
2001	2001-05-12	2001-09-24
2002	2002-06-12	2002-09-19
2003	2003-05-24	2003-10-21
2004	2004-06-03	2004-10-08
2005	2005-05-27	2005-09-08
2006	2006-05-15	2006-09-29
2007	2007-05-08	2007-09-12
2008	2008-05-16	2008-10-01
2009	2009-05-17	2009-09-24
2010	2010-06-23	2010-09-03
2011	2011-06-22	2011-09-24
2012	2012-04-23	2012-09-20
2013	2013-05-09	2013-09-15
2014	2014-05-15	2014-10-06
2015	2015-05-29	2015-10-10
2016	2016-05-03	2016-09-26
2017	2017-05-04	2017-09-28
2018	2018-05-14	2018-09-07
2019	2019-06-01	2019-09-12
2020	2020-05-29	2020-10-06
2021	2021-05-16	2021-09-25
2022	2022-06-22	2022-10-05
2023	2023-05-14	2023-09-17
2024	2024-05-11	2024-09-25
2025	2025-05-25	2025-09-25
2026	2026-05-28	2026-09-21

Every Fixed Threshold

Fixed thresholds at Pendleton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	99	97	1931	57
35 C (95 F): Days	99	47	1931	11
40 C (104 F): Days	51	12	1933	7
45 C (113 F): Days	3	2	2021	2
90 F (32.2 C): Days	99	77	1931	32
100 F (37.8 C): Days	84	26	1931	2
110 F (43.3 C): Days	8	3	1928	2
0 C (32 F): Ice days (max	99	71	1985	8
0 C (32 F): Frost days (min	99	136	1931	52
-10 C (14 F): Days with min	89	33	1985	5
-20 C (-4 F): Days with min	44	13	1950	1
-30 C (-22 F): Days with min	1	1	1957	1
20 C (68 F): Tropical nights (min	82	12	1992	2
25 C (77 F): Days with min	4	1	1935	1
10 mm (0.39 in): Days with 10 mm or more rain	97	14	1942	2
25 mm (0.98 in): Days with 25 mm or more rain	26	2	1988	1
50 mm (1.97 in): Days with 50 mm or more rain	1	1	1993	1
10 cm (3.9 in): Days with 10 cm or more snowfall	48	6	2008	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	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 1928.

Download the Data

Data for Pendleton 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).

Pendleton Threshold Days by Year (USW00024155)

Key Facts for Pendleton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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