Irvington Threshold Days by Year (USC00154165)

18 fixed thresholds counted per year at Irvington (USC00154165): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Irvington Thresholds

Irvington: days with a maximum temperature at or above 30 C (86 F) in 75 years, most in 1941 with 118.
Irvington: days with a maximum temperature at or above 90 F (32.2 C) in 75 years, most in 1936 with 82.
Irvington: nights with a minimum temperature at or below 0 C (32 F) in 75 years, most in 1901 with 117.
Irvington: nights with a minimum temperature at or above 20 C (68 F) in 75 years, most in 1921 with 84.
18 fixed thresholds have at least one qualifying day at Irvington.

Days at or above 30 C (86 F)

75 years with a qualifying day

Days per year at Irvington with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 118 in 1941.

Days at or above 30 C (86 F) per year at Irvington
Year	Days	Decade average
1898	66	71
1899	76	71
1900	68	67.3
1901	66	67.3
1902	80	67.3
1903	69	67.3
1904	59	67.3
1905	63	67.3
1906	68	67.3
1907	57	67.3
1908	83	67.3
1909	60	67.3
1910	47	65.5
1911	82	65.5
1912	51	65.5
1913	86	65.5
1914	84	65.5
1915	43	65.5
1916	65	65.5
1917	47	65.5
1918	65	65.5
1919	85	65.5
1920	44	64.4
1921	95	64.4
1922	71	64.4
1923	62	64.4
1924	47	64.4
1925	87	64.4
1926	72	64.4
1927	50	64.4
1928	48	64.4
1929	68	64.4
1930	74	73.2
1931	80	73.2
1932	56	73.2
1933	70	73.2
1934	81	73.2
1935	54	73.2
1936	109	73.2
1937	78	73.2
1938	57	73.2
1940	67	81.4
1941	118	81.4
1942	87	81.4
1943	94	81.4
1944	103	81.4
1945	67	81.4
1946	53	81.4
1947	71	81.4
1948	80	81.4
1949	74	81.4
1950	33	82.6
1951	73	82.6
1952	94	82.6
1953	110	82.6
1954	99	82.6
1955	87	82.6
1956	76	82.6
1957	79	82.6
1958	73	82.6
1959	102	82.6
1960	86	72.6
1961	79	72.6
1962	87	72.6
1963	67	72.6
1964	86	72.6
1965	81	72.6
1966	69	72.6
1967	27	72.6
1968	64	72.6
1969	80	72.6
1970	76	71.8
1971	63	71.8
1972	70	71.8
1973	78	71.8

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

First to last qualifying date each year at Irvington
Year	First date	Last date
1898	1898-05-15	1898-10-02
1899	1899-04-27	1899-10-14
1900	1900-05-14	1900-10-03
1901	1901-04-30	1901-09-24
1902	1902-04-25	1902-09-21
1903	1903-05-16	1903-10-04
1904	1904-05-24	1904-10-09
1905	1905-05-10	1905-09-29
1906	1906-04-28	1906-09-18
1907	1907-05-23	1907-10-03
1908	1908-05-17	1908-09-27
1909	1909-05-06	1909-09-22
1910	1910-03-24	1910-09-13
1911	1911-05-09	1911-10-03
1912	1912-04-15	1912-10-09
1913	1913-05-14	1913-10-10
1914	1914-05-11	1914-09-21
1915	1915-04-24	1915-09-18
1916	1916-05-10	1916-10-08
1917	1917-06-12	1917-09-07
1918	1918-05-09	1918-10-05
1919	1919-05-29	1919-10-04
1920	1920-05-23	1920-09-26
1921	1921-05-20	1921-09-29
1922	1922-05-09	1922-10-06
1923	1923-06-03	1923-09-29
1924	1924-06-08	1924-09-21
1925	1925-04-23	1925-09-26
1926	1926-05-24	1926-10-03
1927	1927-05-21	1927-10-06
1928	1928-06-19	1928-10-13
1929	1929-03-24	1929-09-29
1930	1930-04-11	1930-09-24
1931	1931-05-17	1931-09-25
1932	1932-05-26	1932-09-18
1933	1933-05-20	1933-09-26
1934	1934-05-07	1934-09-25
1935	1935-04-26	1935-10-13
1936	1936-05-06	1936-09-22
1937	1937-05-21	1937-10-06
1938	1938-05-19	1938-10-05
1940	1940-05-06	1940-10-26
1941	1941-04-13	1941-10-07
1942	1942-04-25	1942-09-19
1943	1943-05-05	1943-10-20
1944	1944-05-11	1944-10-04
1945	1945-05-14	1945-09-28
1946	1946-06-08	1946-10-06
1947	1947-05-15	1947-10-23
1948	1948-05-10	1948-09-21
1949	1949-05-03	1949-09-04
1950	1950-05-24	1950-10-17
1951	1951-04-28	1951-10-05
1952	1952-04-28	1952-10-01
1953	1953-05-24	1953-10-23
1954	1954-04-24	1954-10-05
1955	1955-04-18	1955-10-06
1956	1956-05-12	1956-10-15
1957	1957-04-21	1957-09-21
1958	1958-05-04	1958-09-26
1959	1959-05-02	1959-10-05
1960	1960-04-22	1960-09-25
1961	1961-05-14	1961-09-24
1962	1962-04-30	1962-10-11
1963	1963-04-21	1963-10-23
1964	1964-05-17	1964-09-21
1965	1965-04-22	1965-09-22
1966	1966-05-08	1966-09-10
1967	1967-05-25	1967-09-20
1968	1968-06-05	1968-10-17
1969	1969-05-05	1969-10-01
1970	1970-05-21	1970-09-24
1971	1971-06-02	1971-10-03
1972	1972-05-22	1972-09-21
1973	1973-06-03	1973-10-04

Every Fixed Threshold

Fixed thresholds at Irvington
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	75	118	1941	78
35 C (95 F): Days	60	43	1936	1
40 C (104 F): Days	6	6	1936	3
90 F (32.2 C): Days	75	82	1936	40
100 F (37.8 C): Days	21	23	1936	1
0 C (32 F): Ice days (max	74	30	1918	15
0 C (32 F): Frost days (min	75	117	1901	88
-10 C (14 F): Days with min	74	35	1963	13
-20 C (-4 F): Days with min	34	7	1970	2
-30 C (-22 F): Days with min	1	1	1899	1
20 C (68 F): Tropical nights (min	75	84	1921	36
25 C (77 F): Days with min	25	10	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	69	61	1950	48
25 mm (0.98 in): Days with 25 mm or more rain	69	19	1919	12
50 mm (1.97 in): Days with 50 mm or more rain	57	6	1967	1
100 mm (3.94 in): Days with 100 mm or more rain	6	1	1909	1
10 cm (3.9 in): Days with 10 cm or more snowfall	15	4	1951	2
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1961	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1898.

Download the Data

Data for Irvington 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).

Irvington Threshold Days by Year (USC00154165)

Key Facts for Irvington Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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