Patchogue 2 N Threshold Days by Year (USC00306441)

16 fixed thresholds counted per year at Patchogue 2 N (USC00306441): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Patchogue 2 N Thresholds

Patchogue 2 N: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1972 with 53.
Patchogue 2 N: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 1973 with 21.
Patchogue 2 N: days with a maximum temperature at or above 30 C (86 F) in 55 years, most in 1983 with 48.
Patchogue 2 N: days with a maximum temperature at or below 0 C (32 F) in 55 years, most in 1958 with 35.
16 fixed thresholds have at least one qualifying day at Patchogue 2 N.

Days at or above 30 C (86 F)

55 years with a qualifying day

Days per year at Patchogue 2 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 48 in 1983.

Days at or above 30 C (86 F) per year at Patchogue 2 N
Year	Days	Decade average
1938	10	13.5
1939	17	13.5
1940	12	17.1
1941	25	17.1
1942	10	17.1
1943	25	17.1
1944	30	17.1
1946	3	17.1
1948	11	17.1
1949	21	17.1
1950	5	16
1951	11	16
1952	23	16
1953	27	16
1954	14	16
1955	24	16
1956	18	16
1957	14	16
1958	3	16
1959	21	16
1960	11	14.5
1961	24	14.5
1962	10	14.5
1963	18	14.5
1964	10	14.5
1967	3	14.5
1968	21	14.5
1969	19	14.5
1970	18	23.6
1971	17	23.6
1972	16	23.6
1973	34	23.6
1974	27	23.6
1975	27	23.6
1976	22	23.6
1977	30	23.6
1978	21	23.6
1979	24	23.6
1980	37	29.8
1981	29	29.8
1982	23	29.8
1983	48	29.8
1984	26	29.8
1985	20	29.8
1986	19	29.8
1987	30	29.8
1988	38	29.8
1989	28	29.8
1990	20	23.6
1991	46	23.6
1992	17	23.6
1993	29	23.6
1994	18	23.6
1995	27	23.6
1996	8	23.6

For each year, a bar from the first to the last day at Patchogue 2 N meeting 30 C (86 F).

First to last qualifying date each year at Patchogue 2 N
Year	First date	Last date
1938	1938-07-10	1938-08-23
1939	1939-05-07	1939-08-22
1940	1940-06-04	1940-08-14
1941	1941-05-22	1941-09-23
1942	1942-05-30	1942-09-17
1943	1943-05-07	1943-09-01
1944	1944-05-31	1944-09-03
1946	1946-06-24	1946-09-19
1948	1948-06-25	1948-08-30
1949	1949-06-22	1949-08-11
1950	1950-06-25	1950-08-11
1951	1951-06-01	1951-09-01
1952	1952-06-18	1952-09-13
1953	1953-06-05	1953-09-03
1954	1954-06-25	1954-09-06
1955	1955-06-16	1955-08-21
1956	1956-05-13	1956-08-28
1957	1957-06-16	1957-08-09
1958	1958-07-01	1958-07-03
1959	1959-06-09	1959-09-09
1960	1960-04-25	1960-08-30
1961	1961-06-13	1961-09-23
1962	1962-05-21	1962-08-08
1963	1963-06-23	1963-08-06
1964	1964-05-23	1964-09-05
1967	1967-07-10	1967-07-13
1968	1968-06-06	1968-08-25
1969	1969-05-29	1969-09-02
1970	1970-07-18	1970-09-24
1971	1971-06-04	1971-09-06
1972	1972-07-12	1972-09-14
1973	1973-06-09	1973-09-04
1974	1974-05-17	1974-09-01
1975	1975-05-24	1975-08-28
1976	1976-04-17	1976-09-14
1977	1977-04-12	1977-09-03
1978	1978-06-28	1978-08-30
1979	1979-07-12	1979-09-07
1980	1980-05-23	1980-09-23
1981	1981-05-26	1981-09-14
1982	1982-07-10	1982-09-12
1983	1983-06-12	1983-09-20
1984	1984-06-05	1984-08-18
1985	1985-07-07	1985-09-07
1986	1986-05-06	1986-08-10
1987	1987-05-29	1987-09-09
1988	1988-05-29	1988-08-17
1989	1989-06-02	1989-09-12
1990	1990-04-28	1990-09-11
1991	1991-05-12	1991-09-17
1992	1992-05-21	1992-08-26
1993	1993-05-11	1993-09-03
1994	1994-06-07	1994-08-02
1995	1995-06-19	1995-08-25
1996	1996-05-20	1996-09-03

Every Fixed Threshold

Fixed thresholds at Patchogue 2 N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	55	48	1983	8
35 C (95 F): Days	30	6	1955	1
90 F (32.2 C): Days	52	27	1983	2
100 F (37.8 C): Days	2	1	1948	1
0 C (32 F): Ice days (max	55	35	1958	19
0 C (32 F): Frost days (min	54	144	1967	111
-10 C (14 F): Days with min	54	40	1968	20
-20 C (-4 F): Days with min	15	4	1979	2
20 C (68 F): Tropical nights (min	54	39	1955	12
25 C (77 F): Days with min	2	1	1972	1
10 mm (0.39 in): Days with 10 mm or more rain	56	53	1972	50
25 mm (0.98 in): Days with 25 mm or more rain	56	21	1973	19
50 mm (1.97 in): Days with 50 mm or more rain	51	10	1984	4
100 mm (3.94 in): Days with 100 mm or more rain	12	2	1955	1
10 cm (3.9 in): Days with 10 cm or more snowfall	39	8	1996	8
25 cm (9.8 in): Days with 25 cm or more snowfall	13	3	1978	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.

Download the Data

Data for Patchogue 2 N 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).

Patchogue 2 N Threshold Days by Year (USC00306441)

Key Facts for Patchogue 2 N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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