Middletown 4 W Threshold Days by Year (USC00064767)

17 fixed thresholds counted per year at Middletown 4 W (USC00064767): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Middletown 4 W Thresholds

Middletown 4 W: days with 10 mm (0.39 in) or more of precipitation in 110 years, most in 1975 with 54.
Middletown 4 W: days with 25 mm (0.98 in) or more of precipitation in 110 years, most in 1983 with 28.
Middletown 4 W: days with a maximum temperature at or above 30 C (86 F) in 107 years, most in 1900 with 55.
Middletown 4 W: days with a maximum temperature at or below 0 C (32 F) in 107 years, most in 1875 with 63.
17 fixed thresholds have at least one qualifying day at Middletown 4 W.

Days at or above 30 C (86 F)

107 years with a qualifying day

Days per year at Middletown 4 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 55 in 1900.

Days at or above 30 C (86 F) per year at Middletown 4 W
Year	Days	Decade average
1875	15	28.8
1876	39	28.8
1877	31	28.8
1878	31	28.8
1879	28	28.8
1880	50	29
1881	33	29
1882	34	29
1883	27	29
1884	35	29
1885	37	29
1886	20	29
1887	31	29
1888	18	29
1889	5	29
1890	13	23.3
1891	16	23.3
1893	19	23.3
1894	32	23.3
1895	33	23.3
1896	36	23.3
1897	14	23.3
1899	23	23.3
1900	55	22.4
1901	29	22.4
1902	11	22.4
1903	20	22.4
1904	5	22.4
1905	18	22.4
1906	23	22.4
1907	15	22.4
1908	26	22.4
1909	22	22.4
1910	24	20.5
1911	33	20.5
1912	25	20.5
1913	30	20.5
1914	21	20.5
1915	15	20.5
1916	17	20.5
1917	9	20.5
1918	17	20.5
1919	14	20.5
1920	4	15.3
1921	22	15.3
1922	13	15.3
1923	18	15.3
1924	17	15.3
1925	15	15.3
1926	15	15.3
1927	10	15.3
1928	17	15.3
1929	22	15.3
1930	17	21
1931	22	21
1932	24	21
1946	10	21.5
1947	17	21.5
1948	22	21.5
1949	37	21.5
1950	11	24.2
1951	20	24.2
1952	29	24.2
1953	33	24.2
1954	12	24.2
1955	45	24.2
1956	20	24.2
1957	29	24.2
1958	9	24.2
1959	34	24.2
1960	26	19.5
1961	19	19.5
1962	4	19.5
1963	17	19.5
1964	11	19.5
1965	11	19.5
1966	20	19.5
1967	18	19.5
1968	35	19.5
1969	34	19.5
1970	22	22.4
1971	21	22.4
1972	13	22.4
1973	37	22.4
1974	11	22.4
1975	15	22.4
1976	18	22.4
1977	32	22.4
1978	28	22.4
1979	27	22.4
1980	30	34
1981	37	34
1982	22	34
1983	53	34
1984	28	34
1985	28	34
1986	18	34
1987	42	34
1988	48	34
1989	34	34
1990	38	28.4
1991	53	28.4
1992	18	28.4
1993	24	28.4
1994	32	28.4
1995	27	28.4
1996	7	28.4

For each year, a bar from the first to the last day at Middletown 4 W meeting 30 C (86 F).

First to last qualifying date each year at Middletown 4 W
Year	First date	Last date
1875	1875-05-23	1875-09-04
1876	1876-06-10	1876-09-01
1877	1877-05-17	1877-09-14
1878	1878-06-27	1878-09-03
1879	1879-05-31	1879-09-01
1880	1880-05-10	1880-09-06
1881	1881-05-10	1881-10-01
1882	1882-06-08	1882-08-24
1883	1883-06-05	1883-08-23
1884	1884-05-24	1884-09-11
1885	1885-04-22	1885-08-24
1886	1886-07-03	1886-08-29
1887	1887-05-11	1887-08-12
1888	1888-04-29	1888-08-16
1889	1889-05-10	1889-07-08
1890	1890-06-25	1890-08-05
1891	1891-06-11	1891-09-18
1893	1893-05-21	1893-08-27
1894	1894-05-01	1894-09-10
1895	1895-05-09	1895-09-23
1896	1896-04-16	1896-09-11
1897	1897-06-25	1897-10-16
1899	1899-06-02	1899-08-22
1900	1900-05-14	1900-09-12
1901	1901-06-23	1901-09-07
1902	1902-05-23	1902-08-05
1903	1903-05-19	1903-09-15
1904	1904-06-26	1904-07-20
1905	1905-06-16	1905-08-23
1906	1906-05-19	1906-09-20
1907	1907-06-18	1907-08-13
1908	1908-05-28	1908-08-15
1909	1909-06-22	1909-08-27
1910	1910-06-19	1910-07-28
1911	1911-05-19	1911-08-24
1912	1912-06-03	1912-09-12
1913	1913-05-03	1913-08-19
1914	1914-05-27	1914-09-24
1915	1915-06-15	1915-09-18
1916	1916-07-08	1916-09-09
1917	1917-07-23	1917-08-03
1918	1918-06-02	1918-08-24
1919	1919-05-30	1919-09-09
1920	1920-06-12	1920-08-18
1921	1921-05-22	1921-09-04
1922	1922-06-08	1922-09-07
1923	1923-04-22	1923-08-12
1924	1924-06-25	1924-09-02
1925	1925-06-02	1925-09-01
1926	1926-07-01	1926-08-30
1927	1927-04-21	1927-07-30
1928	1928-07-05	1928-08-31
1929	1929-05-29	1929-09-05
1930	1930-05-07	1930-09-27
1931	1931-05-29	1931-09-23
1932	1932-06-05	1932-09-13
1946	1946-06-09	1946-07-31
1947	1947-06-28	1947-08-27
1948	1948-06-24	1948-09-18
1949	1949-05-06	1949-10-11
1950	1950-06-08	1950-08-10
1951	1951-05-16	1951-09-01
1952	1952-06-10	1952-09-14
1953	1953-05-12	1953-09-05
1954	1954-06-21	1954-08-26
1955	1955-05-06	1955-08-23
1956	1956-06-01	1956-08-29
1957	1957-06-13	1957-09-14
1958	1958-06-30	1958-09-27
1959	1959-05-13	1959-10-07
1960	1960-06-27	1960-09-09
1961	1961-06-13	1961-09-13
1962	1962-05-20	1962-07-09
1963	1963-06-25	1963-07-30
1964	1964-05-24	1964-08-31
1965	1965-05-11	1965-08-17
1966	1966-06-06	1966-09-03
1967	1967-06-03	1967-08-19
1968	1968-06-07	1968-08-26
1969	1969-05-30	1969-09-08
1970	1970-05-11	1970-09-24
1971	1971-06-08	1971-09-10
1972	1972-07-13	1972-08-27
1973	1973-06-05	1973-09-05
1974	1974-05-18	1974-07-16
1975	1975-05-20	1975-08-06
1976	1976-04-19	1976-08-27
1977	1977-05-28	1977-09-04
1978	1978-05-21	1978-08-30
1979	1979-05-10	1979-08-11
1980	1980-05-24	1980-09-23
1981	1981-05-25	1981-09-15
1982	1982-05-28	1982-09-13
1983	1983-06-13	1983-09-21
1984	1984-06-06	1984-08-17
1985	1985-05-12	1985-09-09
1986	1986-05-18	1986-08-11
1987	1987-05-24	1987-08-20
1988	1988-06-13	1988-08-18
1989	1989-05-27	1989-09-12
1990	1990-04-28	1990-10-07
1991	1991-05-14	1991-09-18
1992	1992-05-22	1992-07-22
1993	1993-05-12	1993-09-04
1994	1994-05-24	1994-08-14
1995	1995-06-18	1995-08-22
1996	1996-05-20	1996-08-24

Every Fixed Threshold

Fixed thresholds at Middletown 4 W
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	107	55	1900	7
35 C (95 F): Days	50	10	1900	2
90 F (32.2 C): Days	104	28	1983	2
100 F (37.8 C): Days	7	2	1911	2
0 C (32 F): Ice days (max	107	63	1875	35
0 C (32 F): Frost days (min	107	181	1917	137
-10 C (14 F): Days with min	107	65	1904	32
-20 C (-4 F): Days with min	71	9	1904	1
20 C (68 F): Tropical nights (min	104	35	1949	4
25 C (77 F): Days with min	9	1	1900	1
10 mm (0.39 in): Days with 10 mm or more rain	110	54	1975	43
25 mm (0.98 in): Days with 25 mm or more rain	110	28	1983	14
50 mm (1.97 in): Days with 50 mm or more rain	102	9	1901	8
100 mm (3.94 in): Days with 100 mm or more rain	13	2	1901	1
10 cm (3.9 in): Days with 10 cm or more snowfall	49	8	1996	8
25 cm (9.8 in): Days with 25 cm or more snowfall	14	3	1996	3
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1949	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1875.

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Data for Middletown 4 W 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).

Middletown 4 W Threshold Days by Year (USC00064767)

Key Facts for Middletown 4 W Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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