Malheur Branch Exp STN Threshold Days by Year (USC00355160)

16 fixed thresholds counted per year at Malheur Branch Exp STN (USC00355160): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Malheur Branch Exp STN Thresholds

Malheur Branch Exp STN: days with a maximum temperature at or above 30 C (86 F) in 73 years, most in 1994 with 95.
Malheur Branch Exp STN: days with a maximum temperature at or above 35 C (95 F) in 73 years, most in 1961 with 51.
Malheur Branch Exp STN: days with a maximum temperature at or above 90 F (32.2 C) in 73 years, most in 1967 with 75.
Malheur Branch Exp STN: days with a maximum temperature at or below 0 C (32 F) in 73 years, most in 1985 with 70.
16 fixed thresholds have at least one qualifying day at Malheur Branch Exp STN.

Days at or above 30 C (86 F)

73 years with a qualifying day

Days per year at Malheur Branch Exp STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 95 in 1994.

Days at or above 30 C (86 F) per year at Malheur Branch Exp STN
Year	Days	Decade average
1943	72	71.4
1944	64	71.4
1945	73	71.4
1946	69	71.4
1947	73	71.4
1948	69	71.4
1949	80	71.4
1950	67	70.3
1951	64	70.3
1952	82	70.3
1953	67	70.3
1954	64	70.3
1955	75	70.3
1956	71	70.3
1957	69	70.3
1958	77	70.3
1959	67	70.3
1960	84	74.3
1961	90	74.3
1962	66	74.3
1963	78	74.3
1964	54	74.3
1965	49	74.3
1966	88	74.3
1967	91	74.3
1968	64	74.3
1969	79	74.3
1970	84	73.6
1971	67	73.6
1972	77	73.6
1973	84	73.6
1974	85	73.6
1975	68	73.6
1976	61	73.6
1977	83	73.6
1978	56	73.6
1979	71	73.6
1980	53	69.4
1981	77	69.4
1982	60	69.4
1983	55	69.4
1984	70	69.4
1985	61	69.4
1986	80	69.4
1987	83	69.4
1988	86	69.4
1989	69	69.4
1990	77	71.5
1991	75	71.5
1992	78	71.5
1993	46	71.5
1994	95	71.5
1995	59	71.5
1996	65	71.5
1997	78	71.5
1998	72	71.5
1999	70	71.5
2000	78	79
2003	91	79
2004	69	79
2005	67	79
2006	81	79
2007	88	79
2008	78	79
2009	80	79
2010	64	69.8
2011	72	69.8
2012	76	69.8
2016	66	69.8
2019	71	69.8
2020	70	73.3
2021	77	73.3
2022	73	73.3

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

First to last qualifying date each year at Malheur Branch Exp STN
Year	First date	Last date
1943	1943-06-08	1943-10-04
1944	1944-05-14	1944-09-25
1945	1945-05-03	1945-09-14
1946	1946-04-25	1946-09-30
1947	1947-05-02	1947-09-24
1948	1948-05-16	1948-09-14
1949	1949-05-08	1949-09-27
1950	1950-05-22	1950-09-24
1951	1951-05-22	1951-09-19
1952	1952-05-24	1952-10-03
1953	1953-05-06	1953-09-16
1954	1954-05-09	1954-09-26
1955	1955-06-06	1955-09-11
1956	1956-05-17	1956-09-19
1957	1957-05-30	1957-09-30
1958	1958-05-19	1958-09-11
1959	1959-05-13	1959-09-12
1960	1960-06-01	1960-09-28
1961	1961-05-09	1961-09-16
1962	1962-06-17	1962-09-25
1963	1963-05-20	1963-09-30
1964	1964-05-16	1964-08-25
1965	1965-05-28	1965-08-18
1966	1966-05-03	1966-09-23
1967	1967-05-17	1967-09-25
1968	1968-05-28	1968-09-12
1969	1969-05-09	1969-09-12
1970	1970-05-04	1970-09-04
1971	1971-06-07	1971-09-11
1972	1972-05-14	1972-09-04
1973	1973-05-14	1973-09-13
1974	1974-05-26	1974-09-24
1975	1975-06-01	1975-09-17
1976	1976-05-13	1976-09-06
1977	1977-04-23	1977-09-11
1978	1978-05-15	1978-09-27
1979	1979-05-22	1979-09-25
1980	1980-05-06	1980-09-10
1981	1981-05-02	1981-09-19
1982	1982-05-26	1982-09-10
1983	1983-05-24	1983-09-14
1984	1984-05-30	1984-09-20
1985	1985-05-23	1985-08-31
1986	1986-05-26	1986-09-08
1987	1987-04-27	1987-09-25
1988	1988-05-13	1988-10-10
1989	1989-05-07	1989-09-30
1990	1990-05-06	1990-09-29
1991	1991-06-03	1991-09-28
1992	1992-05-05	1992-10-02
1993	1993-05-11	1993-09-12
1994	1994-04-18	1994-09-29
1995	1995-05-30	1995-09-19
1996	1996-06-03	1996-10-09
1997	1997-05-11	1997-10-02
1998	1998-06-19	1998-09-18
1999	1999-05-24	1999-09-24
2000	2000-05-22	2000-09-19
2003	2003-05-24	2003-10-03
2004	2004-06-03	2004-09-29
2005	2005-05-29	2005-09-09
2006	2006-05-15	2006-09-14
2007	2007-05-09	2007-09-16
2008	2008-05-17	2008-09-19
2009	2009-04-23	2009-09-27
2010	2010-06-14	2010-10-03
2011	2011-06-22	2011-10-02
2012	2012-04-23	2012-10-03
2016	2016-06-02	2016-09-30
2019	2019-05-13	2019-09-16
2020	2020-05-29	2020-09-08
2021	2021-05-07	2021-09-10
2022	2022-06-11	2022-09-29

Every Fixed Threshold

Fixed thresholds at Malheur Branch Exp STN
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	73	95	1994	73
35 C (95 F): Days	73	51	1961	47
40 C (104 F): Days	24	6	2022	6
90 F (32.2 C): Days	73	75	1967	66
100 F (37.8 C): Days	64	19	2022	19
110 F (43.3 C): Days	1	1	2003	1
0 C (32 F): Ice days (max	73	70	1985	22
0 C (32 F): Frost days (min	65	164	1985	149
-10 C (14 F): Days with min	64	68	1985	13
-20 C (-4 F): Days with min	27	25	1985	1
-30 C (-22 F): Days with min	4	4	1989	4
20 C (68 F): Tropical nights (min	45	11	2021	7
10 mm (0.39 in): Days with 10 mm or more rain	72	12	1981	2
25 mm (0.98 in): Days with 25 mm or more rain	8	1	1943	1
10 cm (3.9 in): Days with 10 cm or more snowfall	33	3	1988	2
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1975	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1943.

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Data for Malheur Branch Exp STN 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).

Malheur Branch Exp STN Threshold Days by Year (USC00355160)

Key Facts for Malheur Branch Exp STN Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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