Arad Threshold Days by Year (ROE00100829)

15 fixed thresholds counted per year at Arad (ROE00100829): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Arad Thresholds

Arad: days with 10 mm (0.39 in) or more of precipitation in 133 years, most in 1881 with 33.
Arad: days with 25 mm (0.98 in) or more of precipitation in 117 years, most in 1882 with 8.
Arad: nights with a minimum temperature at or below 0 C (32 F) in 111 years, most in 1997 with 124.
Arad: days with a maximum temperature at or above 30 C (86 F) in 110 years, most in 2003 with 71.
15 fixed thresholds have at least one qualifying day at Arad.

Days at or above 30 C (86 F)

110 years with a qualifying day

Days per year at Arad with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 71 in 2003.

Days at or above 30 C (86 F) per year at Arad
Year	Days	Decade average
1897	19	10.7
1898	5	10.7
1899	8	10.7
1900	17	16
1901	11	16
1902	16	16
1903	9	16
1904	22	16
1905	30	16
1906	12	16
1907	13	16
1908	17	16
1909	13	16
1925	38	37.5
1928	37	37.5
1931	51	29.9
1932	41	29.9
1933	17	29.9
1934	21	29.9
1935	38	29.9
1936	10	29.9
1937	21	29.9
1938	38	29.9
1939	32	29.9
1940	6	32.1
1941	11	32.1
1942	39	32.1
1943	32	32.1
1945	35	32.1
1946	60	32.1
1947	50	32.1
1948	31	32.1
1949	25	32.1
1950	58	29.6
1951	42	29.6
1952	56	29.6
1953	22	29.6
1954	20	29.6
1955	5	29.6
1956	21	29.6
1957	25	29.6
1958	32	29.6
1959	15	29.6
1960	22	27.5
1961	26	27.5
1962	36	27.5
1963	44	27.5
1964	34	27.5
1965	18	27.5
1966	19	27.5
1967	38	27.5
1968	24	27.5
1969	14	27.5
1970	26	19.1
1971	28	19.1
1972	34	19.1
1973	24	19.1
1974	18	19.1
1975	5	19.1
1976	15	19.1
1977	21	19.1
1978	3	19.1
1979	17	19.1
1980	7	26.3
1981	29	26.3
1982	26	26.3
1983	36	26.3
1984	21	26.3
1985	29	26.3
1986	35	26.3
1987	29	26.3
1988	33	26.3
1989	18	26.3
1990	33	33.8
1991	21	33.8
1992	47	33.8
1993	44	33.8
1994	62	33.8
1995	36	33.8
1996	24	33.8
1997	12	33.8
1998	37	33.8
1999	22	33.8
2000	56	42.2
2001	31	42.2
2002	38	42.2
2003	71	42.2
2004	24	42.2
2005	21	42.2
2006	38	42.2
2007	54	42.2
2008	42	42.2
2009	47	42.2
2010	37	50.1
2011	51	50.1
2012	67	50.1
2013	48	50.1
2014	30	50.1
2015	67	50.1
2016	40	50.1
2017	55	50.1
2018	53	50.1
2019	53	50.1
2020	42	50
2021	56	50
2022	62	50
2023	51	50
2024	59	50
2025	63	50
2026	17	50

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

First to last qualifying date each year at Arad
Year	First date	Last date
1897	1897-06-26	1897-09-04
1898	1898-06-27	1898-08-09
1899	1899-07-24	1899-08-31
1900	1900-07-02	1900-08-28
1901	1901-06-16	1901-08-01
1902	1902-06-05	1902-09-12
1903	1903-07-18	1903-09-15
1904	1904-06-18	1904-08-22
1905	1905-06-26	1905-09-15
1906	1906-06-28	1906-09-06
1907	1907-06-23	1907-09-03
1908	1908-05-13	1908-08-30
1909	1909-06-22	1909-08-22
1925	1925-05-10	1925-10-02
1928	1928-06-10	1928-09-19
1931	1931-05-29	1931-09-05
1932	1932-06-21	1932-10-02
1933	1933-07-12	1933-08-21
1934	1934-06-24	1934-09-01
1935	1935-06-08	1935-10-06
1936	1936-06-16	1936-09-22
1937	1937-05-21	1937-09-19
1938	1938-05-20	1938-08-22
1939	1939-06-13	1939-09-13
1940	1940-06-16	1940-08-11
1941	1941-06-26	1941-08-20
1942	1942-05-29	1942-09-27
1943	1943-06-24	1943-09-20
1945	1945-05-12	1945-09-24
1946	1946-06-08	1946-09-18
1947	1947-05-03	1947-09-20
1948	1948-05-14	1948-09-06
1949	1949-05-01	1949-09-03
1950	1950-04-21	1950-09-16
1951	1951-05-28	1951-09-16
1952	1952-05-07	1952-09-07
1953	1953-05-25	1953-09-04
1954	1954-06-21	1954-09-15
1955	1955-06-08	1955-07-20
1956	1956-06-07	1956-09-06
1957	1957-06-11	1957-08-16
1958	1958-05-12	1958-08-24
1959	1959-07-09	1959-08-26
1960	1960-05-18	1960-09-05
1961	1961-06-22	1961-09-19
1962	1962-06-01	1962-09-12
1963	1963-06-23	1963-09-20
1964	1964-06-02	1964-08-30
1965	1965-06-24	1965-08-24
1966	1966-06-24	1966-08-19
1967	1967-06-24	1967-09-07
1968	1968-05-05	1968-09-16
1969	1969-05-14	1969-08-15
1970	1970-06-23	1970-09-13
1971	1971-06-27	1971-08-27
1972	1972-05-16	1972-08-17
1973	1973-05-06	1973-09-25
1974	1974-07-13	1974-08-21
1975	1975-06-23	1975-08-24
1976	1976-06-21	1976-07-22
1977	1977-05-20	1977-09-07
1978	1978-08-04	1978-08-08
1979	1979-05-19	1979-09-21
1980	1980-07-09	1980-08-08
1981	1981-06-02	1981-09-23
1982	1982-05-11	1982-09-08
1983	1983-05-15	1983-09-11
1984	1984-07-11	1984-09-15
1985	1985-06-07	1985-09-23
1986	1986-06-14	1986-09-18
1987	1987-06-14	1987-09-26
1988	1988-07-01	1988-09-02
1989	1989-07-04	1989-08-23
1990	1990-05-25	1990-09-01
1991	1991-06-16	1991-09-30
1992	1992-06-03	1992-09-04
1993	1993-05-20	1993-09-25
1994	1994-05-17	1994-09-27
1995	1995-05-28	1995-09-14
1996	1996-05-19	1996-08-27
1997	1997-06-17	1997-09-13
1998	1998-06-04	1998-08-19
1999	1999-05-31	1999-09-26
2000	2000-05-17	2000-09-21
2001	2001-05-18	2001-08-27
2002	2002-05-03	2002-09-08
2003	2003-05-02	2003-09-22
2004	2004-06-25	2004-09-15
2005	2005-05-27	2005-08-03
2006	2006-05-23	2006-10-04
2007	2007-05-14	2007-08-28
2008	2008-05-27	2008-09-07
2009	2009-05-18	2009-09-16
2010	2010-06-08	2010-08-27
2011	2011-06-04	2011-09-19
2012	2012-04-30	2012-10-01
2013	2013-04-30	2013-08-20
2014	2014-06-07	2014-08-14
2015	2015-05-06	2015-09-19
2016	2016-06-17	2016-09-12
2017	2017-05-31	2017-09-17
2018	2018-05-02	2018-09-19
2019	2019-06-09	2019-09-02
2020	2020-06-07	2020-09-17
2021	2021-06-17	2021-09-16
2022	2022-05-13	2022-08-31
2023	2023-06-20	2023-09-23
2024	2024-07-01	2024-09-27
2025	2025-06-03	2025-09-23
2026	2026-05-25	2026-06-30

Every Fixed Threshold

Fixed thresholds at Arad
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	110	71	2003	17
35 C (95 F): Days	66	28	2015	6
40 C (104 F): Days	5	2	2017	1
90 F (32.2 C): Days	105	48	2024	14
100 F (37.8 C): Days	23	9	2024	2
0 C (32 F): Ice days (max	109	66	1940	10
0 C (32 F): Frost days (min	111	124	1997	44
-10 C (14 F): Days with min	104	50	1940	4
-20 C (-4 F): Days with min	28	10	1947	4
-30 C (-22 F): Days with min	1	1	1954	1
20 C (68 F): Tropical nights (min	90	21	1905	3
25 C (77 F): Days with min	1	1	2024	1
10 mm (0.39 in): Days with 10 mm or more rain	133	33	1881	8
25 mm (0.98 in): Days with 25 mm or more rain	117	8	1882	1
50 mm (1.97 in): Days with 50 mm or more rain	21	2	1938	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 Arad 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Arad Threshold Days by Year (ROE00100829)

Key Facts for Arad Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related