Jersey City Threshold Days by Year (USC00284339)

18 fixed thresholds counted per year at Jersey City (USC00284339): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jersey City Thresholds

Jersey City: days with 10 mm (0.39 in) or more of precipitation in 85 years, most in 1989 with 53.
Jersey City: days with 25 mm (0.98 in) or more of precipitation in 85 years, most in 1972 with 22.
Jersey City: nights with a minimum temperature at or below 0 C (32 F) in 81 years, most in 1926 with 118.
Jersey City: nights with a minimum temperature at or above 20 C (68 F) in 81 years, most in 1973 with 60.
18 fixed thresholds have at least one qualifying day at Jersey City.

Days at or above 30 C (86 F)

80 years with a qualifying day

Days per year at Jersey City with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 60 in 1941.

Days at or above 30 C (86 F) per year at Jersey City
Year	Days	Decade average
1906	38	37.5
1907	31	37.5
1908	41	37.5
1909	40	37.5
1910	35	38.8
1911	44	38.8
1912	38	38.8
1913	41	38.8
1914	45	38.8
1915	35	38.8
1916	38	38.8
1917	39	38.8
1918	35	38.8
1919	38	38.8
1920	38	33.5
1921	53	33.5
1922	33	33.5
1923	32	33.5
1924	27	33.5
1925	30	33.5
1926	27	33.5
1927	21	33.5
1928	35	33.5
1929	39	33.5
1930	47	42.8
1931	43	42.8
1932	49	42.8
1933	40	42.8
1934	43	42.8
1935	35	42.8
1936	40	42.8
1939	45	42.8
1940	27	27.9
1941	60	27.9
1942	30	27.9
1944	35	27.9
1945	22	27.9
1946	11	27.9
1947	10	27.9
1949	28	27.9
1950	12	22.7
1951	7	22.7
1952	26	22.7
1953	36	22.7
1954	20	22.7
1955	33	22.7
1956	26	22.7
1957	21	22.7
1958	17	22.7
1959	29	22.7
1960	11	22.6
1961	29	22.6
1962	18	22.6
1963	21	22.6
1964	27	22.6
1965	21	22.6
1966	37	22.6
1967	11	22.6
1968	25	22.6
1969	26	22.6
1970	35	23
1971	27	23
1972	20	23
1973	33	23
1974	32	23
1975	26	23
1976	20	23
1977	25	23
1978	11	23
1979	1	23
1980	14	23
1982	19	23
1984	28	23
1985	14	23
1986	18	23
1987	30	23
1988	35	23
1989	26	23
1994	43	30.5
1996	18	30.5

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

First to last qualifying date each year at Jersey City
Year	First date	Last date
1906	1906-05-13	1906-09-21
1907	1907-06-15	1907-09-21
1908	1908-05-13	1908-08-19
1909	1909-04-19	1909-08-29
1910	1910-06-14	1910-09-06
1911	1911-05-13	1911-09-25
1912	1912-05-21	1912-09-11
1913	1913-05-02	1913-09-08
1914	1914-05-20	1914-09-23
1915	1915-04-25	1915-09-17
1916	1916-06-29	1916-10-09
1917	1917-05-20	1917-08-29
1918	1918-05-06	1918-08-30
1919	1919-05-05	1919-10-03
1920	1920-06-02	1920-09-25
1921	1921-05-21	1921-09-30
1922	1922-05-10	1922-10-05
1923	1923-04-21	1923-09-04
1924	1924-06-21	1924-09-02
1925	1925-05-23	1925-09-13
1926	1926-06-15	1926-09-25
1927	1927-04-20	1927-10-02
1928	1928-06-09	1928-09-13
1929	1929-04-07	1929-09-10
1930	1930-05-05	1930-09-26
1931	1931-05-28	1931-09-22
1932	1932-05-16	1932-09-05
1933	1933-05-26	1933-09-27
1934	1934-05-05	1934-09-10
1935	1935-05-27	1935-08-26
1936	1936-05-08	1936-09-12
1939	1939-04-25	1939-10-10
1940	1940-06-03	1940-09-21
1941	1941-04-14	1941-10-06
1942	1942-04-30	1942-09-17
1944	1944-05-31	1944-09-05
1945	1945-06-14	1945-09-08
1946	1946-05-30	1946-09-19
1947	1947-06-12	1947-09-19
1949	1949-05-05	1949-08-28
1950	1950-06-08	1950-08-11
1951	1951-05-16	1951-08-30
1952	1952-06-09	1952-09-13
1953	1953-06-05	1953-09-03
1954	1954-06-13	1954-08-25
1955	1955-05-05	1955-08-22
1956	1956-05-13	1956-09-23
1957	1957-05-10	1957-09-13
1958	1958-06-26	1958-09-26
1959	1959-05-20	1959-09-24
1960	1960-04-25	1960-09-01
1961	1961-06-11	1961-09-23
1962	1962-04-27	1962-09-14
1963	1963-06-23	1963-08-09
1964	1964-05-08	1964-09-11
1965	1965-05-04	1965-09-18
1966	1966-06-04	1966-09-02
1967	1967-06-02	1967-10-05
1968	1968-06-06	1968-09-22
1969	1969-05-29	1969-09-17
1970	1970-05-09	1970-09-26
1971	1971-06-04	1971-09-09
1972	1972-07-02	1972-09-17
1973	1973-06-09	1973-09-05
1974	1974-04-29	1974-09-13
1975	1975-05-20	1975-08-22
1976	1976-06-09	1976-09-13
1977	1977-04-12	1977-09-02
1978	1978-06-28	1978-08-24
1979	1979-07-12	1979-07-12
1980	1980-05-23	1980-09-10
1982	1982-06-26	1982-09-12
1984	1984-06-05	1984-08-31
1985	1985-04-19	1985-09-08
1986	1986-05-06	1986-09-30
1987	1987-05-10	1987-08-20
1988	1988-05-30	1988-08-17
1989	1989-05-31	1989-09-11
1994	1994-05-24	1994-09-18
1996	1996-05-20	1996-09-11

Every Fixed Threshold

Fixed thresholds at Jersey City
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	80	60	1941	18
35 C (95 F): Days	65	11	1918	1
40 C (104 F): Days	2	1	1918	1
90 F (32.2 C): Days	78	32	1941	4
100 F (37.8 C): Days	16	3	1919	1
0 C (32 F): Ice days (max	80	47	1978	28
0 C (32 F): Frost days (min	81	118	1926	95
-10 C (14 F): Days with min	80	30	1934	22
-20 C (-4 F): Days with min	7	2	1917	1
20 C (68 F): Tropical nights (min	81	60	1973	21
25 C (77 F): Days with min	42	4	1918	3
10 mm (0.39 in): Days with 10 mm or more rain	85	53	1989	42
25 mm (0.98 in): Days with 25 mm or more rain	85	22	1972	14
50 mm (1.97 in): Days with 50 mm or more rain	67	10	1975	4
100 mm (3.94 in): Days with 100 mm or more rain	13	1	1909	1
10 cm (3.9 in): Days with 10 cm or more snowfall	4	3	1996	3
25 cm (9.8 in): Days with 25 cm or more snowfall	2	2	1996	2
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1996	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1906.

Download the Data

Data for Jersey City 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).

Jersey City Threshold Days by Year (USC00284339)

Key Facts for Jersey City Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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