Aberdeen Exp STN Threshold Days by Year (USC00100010)

16 fixed thresholds counted per year at Aberdeen Exp STN (USC00100010): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Aberdeen Exp STN Thresholds

Aberdeen Exp STN: days with a maximum temperature at or above 30 C (86 F) in 110 years, most in 1934 with 82.
Aberdeen Exp STN: days with a maximum temperature at or above 90 F (32.2 C) in 110 years, most in 1940 with 60.
Aberdeen Exp STN: days with a maximum temperature at or below 0 C (32 F) in 110 years, most in 1985 with 103.
Aberdeen Exp STN: nights with a minimum temperature at or below 0 C (32 F) in 109 years, most in 1970 with 222.
16 fixed thresholds have at least one qualifying day at Aberdeen Exp STN.

Days at or above 30 C (86 F)

110 years with a qualifying day

Days per year at Aberdeen Exp STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 82 in 1934.

Days at or above 30 C (86 F) per year at Aberdeen Exp STN
Year	Days	Decade average
1915	47	56
1916	51	56
1917	55	56
1918	50	56
1919	77	56
1920	50	53.8
1921	53	53.8
1922	58	53.8
1923	56	53.8
1924	57	53.8
1925	51	53.8
1926	54	53.8
1927	48	53.8
1929	57	53.8
1930	56	66.3
1931	63	66.3
1932	60	66.3
1933	75	66.3
1934	82	66.3
1935	62	66.3
1936	74	66.3
1937	67	66.3
1938	66	66.3
1939	58	66.3
1940	79	57.1
1941	41	57.1
1942	59	57.1
1943	63	57.1
1944	48	57.1
1945	52	57.1
1946	56	57.1
1947	58	57.1
1948	59	57.1
1949	56	57.1
1950	51	55.8
1951	35	55.8
1952	52	55.8
1953	64	55.8
1954	58	55.8
1955	58	55.8
1956	60	55.8
1957	59	55.8
1958	61	55.8
1959	60	55.8
1960	53	45
1961	64	45
1962	34	45
1963	43	45
1964	38	45
1965	18	45
1966	57	45
1967	57	45
1968	38	45
1969	48	45
1970	46	42.3
1971	45	42.3
1972	38	42.3
1973	44	42.3
1974	54	42.3
1975	37	42.3
1976	33	42.3
1977	45	42.3
1978	32	42.3
1979	49	42.3
1980	33	42.7
1981	52	42.7
1982	33	42.7
1983	34	42.7
1984	35	42.7
1985	45	42.7
1986	49	42.7
1987	37	42.7
1988	67	42.7
1989	42	42.7
1990	60	46.5
1991	50	46.5
1992	43	46.5
1993	9	46.5
1994	68	46.5
1995	43	46.5
1996	53	46.5
1997	34	46.5
1998	58	46.5
1999	47	46.5
2000	61	60.2
2001	69	60.2
2002	52	60.2
2003	69	60.2
2004	42	60.2
2005	51	60.2
2006	65	60.2
2007	76	60.2
2009	57	60.2
2010	53	50.7
2011	51	50.7
2012	63	50.7
2013	61	50.7
2014	46	50.7
2015	33	50.7
2016	48	50.7
2017	61	50.7
2018	44	50.7
2019	47	50.7
2020	64	59.4
2021	66	59.4
2022	71	59.4
2023	44	59.4
2024	59	59.4
2025	55	59.4
2026	57	59.4

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

First to last qualifying date each year at Aberdeen Exp STN
Year	First date	Last date
1915	1915-06-22	1915-09-21
1916	1916-06-15	1916-09-02
1917	1917-06-15	1917-09-20
1918	1918-06-05	1918-09-28
1919	1919-05-18	1919-09-14
1920	1920-06-21	1920-09-30
1921	1921-06-10	1921-08-31
1922	1922-05-24	1922-09-25
1923	1923-06-11	1923-09-14
1924	1924-05-15	1924-09-14
1925	1925-06-19	1925-09-02
1926	1926-06-04	1926-08-29
1927	1927-05-15	1927-08-27
1929	1929-06-25	1929-09-17
1930	1930-05-29	1930-09-20
1931	1931-05-24	1931-09-07
1932	1932-06-14	1932-09-16
1933	1933-05-30	1933-09-13
1934	1934-04-22	1934-09-11
1935	1935-06-12	1935-09-22
1936	1936-05-11	1936-09-21
1937	1937-05-22	1937-09-19
1938	1938-06-04	1938-09-29
1939	1939-05-15	1939-09-24
1940	1940-05-10	1940-09-11
1941	1941-05-11	1941-08-22
1942	1942-06-06	1942-09-08
1943	1943-05-27	1943-09-24
1944	1944-06-24	1944-09-12
1945	1945-06-21	1945-09-02
1946	1946-06-03	1946-09-25
1947	1947-05-02	1947-09-06
1948	1948-05-16	1948-09-16
1949	1949-05-26	1949-09-23
1950	1950-06-05	1950-09-07
1951	1951-05-27	1951-09-16
1952	1952-06-02	1952-09-26
1953	1953-06-11	1953-09-21
1954	1954-05-15	1954-09-14
1955	1955-06-07	1955-09-13
1956	1956-05-31	1956-09-19
1957	1957-06-03	1957-09-30
1958	1958-05-19	1958-09-11
1959	1959-06-05	1959-09-12
1960	1960-05-10	1960-09-03
1961	1961-06-08	1961-08-28
1962	1962-06-24	1962-09-19
1963	1963-06-28	1963-09-13
1964	1964-06-26	1964-08-26
1965	1965-06-24	1965-08-13
1966	1966-05-28	1966-09-24
1967	1967-05-23	1967-09-06
1968	1968-06-03	1968-09-11
1969	1969-05-26	1969-09-08
1970	1970-06-22	1970-09-01
1971	1971-06-21	1971-09-11
1972	1972-06-01	1972-09-05
1973	1973-06-07	1973-09-06
1974	1974-06-13	1974-09-08
1975	1975-07-01	1975-09-10
1976	1976-06-08	1976-09-06
1977	1977-06-02	1977-09-08
1978	1978-06-28	1978-09-04
1979	1979-06-05	1979-09-19
1980	1980-06-21	1980-09-07
1981	1981-06-23	1981-09-19
1982	1982-06-28	1982-09-10
1983	1983-05-28	1983-09-14
1984	1984-05-30	1984-09-21
1985	1985-05-23	1985-08-30
1986	1986-05-30	1986-09-06
1987	1987-05-16	1987-09-25
1988	1988-06-04	1988-09-10
1989	1989-06-16	1989-09-30
1990	1990-06-10	1990-09-16
1991	1991-06-12	1991-09-28
1992	1992-04-30	1992-10-02
1993	1993-06-21	1993-09-11
1994	1994-05-12	1994-09-29
1995	1995-06-27	1995-09-17
1996	1996-06-04	1996-09-11
1997	1997-06-01	1997-09-10
1998	1998-06-30	1998-09-17
1999	1999-06-16	1999-09-18
2000	2000-06-03	2000-09-17
2001	2001-05-13	2001-09-28
2002	2002-05-20	2002-09-16
2003	2003-05-24	2003-09-08
2004	2004-06-04	2004-09-12
2005	2005-06-21	2005-09-10
2006	2006-05-16	2006-09-13
2007	2007-05-12	2007-09-16
2009	2009-05-19	2009-09-29
2010	2010-06-24	2010-10-02
2011	2011-06-23	2011-10-01
2012	2012-04-24	2012-09-10
2013	2013-05-14	2013-09-02
2014	2014-06-13	2014-09-26
2015	2015-06-10	2015-09-13
2016	2016-06-05	2016-09-02
2017	2017-06-01	2017-09-13
2018	2018-06-05	2018-09-16
2019	2019-07-02	2019-09-16
2020	2020-05-30	2020-09-18
2021	2021-06-03	2021-09-12
2022	2022-05-27	2022-09-21
2023	2023-07-02	2023-09-13
2024	2024-06-07	2024-09-27
2025	2025-06-01	2025-09-06
2026	2026-05-13	2026-10-06

Every Fixed Threshold

Fixed thresholds at Aberdeen Exp STN
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	110	82	1934	57
35 C (95 F): Days	105	30	1940	20
40 C (104 F): Days	3	1	1931	1
90 F (32.2 C): Days	110	60	1940	34
100 F (37.8 C): Days	38	6	1940	3
0 C (32 F): Ice days (max	110	103	1985	13
0 C (32 F): Frost days (min	109	222	1970	109
-10 C (14 F): Days with min	109	123	1985	15
-20 C (-4 F): Days with min	99	48	1985	6
-30 C (-22 F): Days with min	33	7	1929	1
-40 C (-40 F): Days with min	2	1	1922	1
20 C (68 F): Tropical nights (min	14	2	1930	1
10 mm (0.39 in): Days with 10 mm or more rain	109	16	2016	2
25 mm (0.98 in): Days with 25 mm or more rain	22	3	1967	1
10 cm (3.9 in): Days with 10 cm or more snowfall	49	4	1929	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1920	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

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Data for Aberdeen 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Aberdeen Exp STN Threshold Days by Year (USC00100010)

Key Facts for Aberdeen Exp STN Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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