Brockport Threshold Days by Year (USC00300937)

18 fixed thresholds counted per year at Brockport (USC00300937): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Brockport Thresholds

Brockport: days with 10 mm (0.39 in) or more of precipitation in 89 years, most in 2017 with 39.
Brockport: days with 25 mm (0.98 in) or more of precipitation in 88 years, most in 1901 with 10.
Brockport: nights with a minimum temperature at or below 0 C (32 F) in 87 years, most in 1917 with 169.
Brockport: nights with a minimum temperature at or below -10 C (14 F) in 87 years, most in 1904 with 61.
18 fixed thresholds have at least one qualifying day at Brockport.

Days at or above 30 C (86 F)

86 years with a qualifying day

Days per year at Brockport with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 52 in 1959.

Days at or above 30 C (86 F) per year at Brockport
Year	Days	Decade average
1900	29	21.9
1901	23	21.9
1902	9	21.9
1903	18	21.9
1904	18	21.9
1905	21	21.9
1906	41	21.9
1907	19	21.9
1908	25	21.9
1909	16	21.9
1910	20	26.2
1911	43	26.2
1912	15	26.2
1914	32	26.2
1915	18	26.2
1916	38	26.2
1917	21	26.2
1918	25	26.2
1919	24	26.2
1920	20	14.3
1922	27	14.3
1924	9	14.3
1925	24	14.3
1926	7	14.3
1927	6	14.3
1928	9	14.3
1929	12	14.3
1930	22	23.4
1931	21	23.4
1932	6	23.4
1933	20	23.4
1934	23	23.4
1935	9	23.4
1937	44	23.4
1938	42	23.4
1940	18	26.5
1941	35	26.5
1951	11	25.6
1952	36	25.6
1953	24	25.6
1954	20	25.6
1955	47	25.6
1956	11	25.6
1957	19	25.6
1958	10	25.6
1959	52	25.6
1960	16	19
1961	17	19
1962	17	19
1963	17	19
1964	28	19
1965	17	19
1966	28	19
1967	10	19
1968	16	19
1969	24	19
1970	17	16
1971	16	16
1972	10	16
1973	28	16
1974	15	16
1975	18	16
1976	6	16
1977	17	16
1978	19	16
1979	14	16
1980	11	14.4
1981	9	14.4
1982	12	14.4
1983	32	14.4
1984	10	14.4
1985	13	14.4
1986	4	14.4
1987	30	14.4
1989	9	14.4
1990	16	16
2017	11	15.7
2018	27	15.7
2019	9	15.7
2020	32	22.1
2021	24	22.1
2022	28	22.1
2023	12	22.1
2024	18	22.1
2025	25	22.1
2026	16	22.1

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

First to last qualifying date each year at Brockport
Year	First date	Last date
1900	1900-06-06	1900-09-26
1901	1901-06-25	1901-09-07
1902	1902-05-22	1902-08-31
1903	1903-05-19	1903-09-16
1904	1904-05-13	1904-09-02
1905	1905-06-15	1905-09-30
1906	1906-05-16	1906-09-20
1907	1907-05-15	1907-09-20
1908	1908-05-28	1908-09-26
1909	1909-06-21	1909-09-15
1910	1910-06-22	1910-08-25
1911	1911-05-11	1911-09-02
1912	1912-05-28	1912-09-10
1914	1914-05-20	1914-10-09
1915	1915-04-24	1915-09-16
1916	1916-07-06	1916-09-27
1917	1917-06-19	1917-08-27
1918	1918-06-01	1918-08-25
1919	1919-06-01	1919-09-08
1920	1920-05-31	1920-09-27
1922	1922-05-31	1922-09-30
1924	1924-07-09	1924-08-07
1925	1925-06-02	1925-09-20
1926	1926-06-22	1926-10-04
1927	1927-05-22	1927-07-14
1928	1928-05-04	1928-08-28
1929	1929-05-30	1929-09-05
1930	1930-05-07	1930-09-02
1931	1931-06-14	1931-09-22
1932	1932-05-16	1932-09-01
1933	1933-06-08	1933-08-07
1934	1934-06-02	1934-09-04
1935	1935-07-05	1935-08-20
1937	1937-05-12	1937-09-25
1938	1938-04-29	1938-10-12
1940	1940-06-07	1940-08-18
1941	1941-05-20	1941-10-07
1951	1951-05-26	1951-10-05
1952	1952-06-08	1952-09-14
1953	1953-06-19	1953-09-04
1954	1954-06-01	1954-10-14
1955	1955-05-27	1955-09-19
1956	1956-06-13	1956-09-05
1957	1957-06-15	1957-09-12
1958	1958-07-02	1958-08-31
1959	1959-05-20	1959-09-29
1960	1960-06-04	1960-09-24
1961	1961-05-15	1961-09-22
1962	1962-05-15	1962-09-13
1963	1963-06-25	1963-07-29
1964	1964-05-23	1964-09-10
1965	1965-06-06	1965-09-22
1966	1966-05-24	1966-09-02
1967	1967-06-11	1967-08-03
1968	1968-06-07	1968-08-24
1969	1969-06-12	1969-09-01
1970	1970-04-30	1970-09-24
1971	1971-05-18	1971-09-08
1972	1972-07-02	1972-08-24
1973	1973-06-05	1973-09-05
1974	1974-05-14	1974-08-22
1975	1975-06-15	1975-08-25
1976	1976-06-08	1976-08-28
1977	1977-05-17	1977-09-01
1978	1978-05-27	1978-09-06
1979	1979-05-08	1979-09-01
1980	1980-05-23	1980-08-27
1981	1981-06-15	1981-07-13
1982	1982-07-06	1982-09-14
1983	1983-06-12	1983-09-20
1984	1984-06-07	1984-08-11
1985	1985-07-05	1985-09-07
1986	1986-07-06	1986-07-25
1987	1987-05-28	1987-08-17
1989	1989-07-03	1989-09-09
1990	1990-04-26	1990-08-17
2017	2017-04-28	2017-09-28
2018	2018-05-31	2018-09-22
2019	2019-06-29	2019-09-21
2020	2020-05-26	2020-08-25
2021	2021-05-21	2021-08-30
2022	2022-05-22	2022-09-03
2023	2023-06-02	2023-10-05
2024	2024-05-22	2024-08-31
2025	2025-06-05	2025-10-06
2026	2026-05-19	2026-09-02

Every Fixed Threshold

Fixed thresholds at Brockport
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	86	52	1959	16
35 C (95 F): Days	24	12	1916	2
40 C (104 F): Days	1	1	1911	1
90 F (32.2 C): Days	78	27	1955	5
100 F (37.8 C): Days	2	3	1911	1
0 C (32 F): Ice days (max	86	75	1960	38
0 C (32 F): Frost days (min	87	169	1917	90
-10 C (14 F): Days with min	87	61	1904	31
-20 C (-4 F): Days with min	59	13	1918	1
-30 C (-22 F): Days with min	1	1	1934	1
20 C (68 F): Tropical nights (min	87	31	2018	16
25 C (77 F): Days with min	10	2	1918	1
10 mm (0.39 in): Days with 10 mm or more rain	89	39	2017	30
25 mm (0.98 in): Days with 25 mm or more rain	88	10	1901	5
50 mm (1.97 in): Days with 50 mm or more rain	25	4	1922	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1979	1
10 cm (3.9 in): Days with 10 cm or more snowfall	48	9	1920	5
25 cm (9.8 in): Days with 25 cm or more snowfall	12	2	1954	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1900.

Download the Data

Data for Brockport 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).

Brockport Threshold Days by Year (USC00300937)

Key Facts for Brockport Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related