Scranton Threshold Days by Year (USC00367902)

15 fixed thresholds counted per year at Scranton (USC00367902): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Scranton Thresholds

Scranton: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1945 with 42.
Scranton: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1935 with 11.
Scranton: days with a maximum temperature at or above 30 C (86 F) in 45 years, most in 1959 with 72.
Scranton: days with a maximum temperature at or above 90 F (32.2 C) in 45 years, most in 1959 with 36.
15 fixed thresholds have at least one qualifying day at Scranton.

Days at or above 30 C (86 F)

45 years with a qualifying day

Days per year at Scranton with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 72 in 1959.

Days at or above 30 C (86 F) per year at Scranton
Year	Days	Decade average
1926	15	23.5
1927	11	23.5
1928	26	23.5
1929	42	23.5
1930	34	35.8
1931	41	35.8
1932	32	35.8
1933	29	35.8
1934	34	35.8
1935	30	35.8
1936	41	35.8
1937	41	35.8
1938	34	35.8
1939	42	35.8
1940	29	32.9
1941	40	32.9
1942	26	32.9
1943	41	32.9
1944	43	32.9
1945	28	32.9
1946	25	32.9
1947	30	32.9
1948	21	32.9
1949	46	32.9
1950	16	31.9
1951	31	31.9
1952	36	31.9
1953	44	31.9
1954	23	31.9
1956	13	31.9
1957	22	31.9
1958	30	31.9
1959	72	31.9
1960	39	41.2
1961	47	41.2
1962	38	41.2
1963	27	41.2
1964	47	41.2
1965	45	41.2
1966	48	41.2
1967	33	41.2
1968	43	41.2
1969	45	41.2
1971	16	18.5
1972	21	18.5

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

First to last qualifying date each year at Scranton
Year	First date	Last date
1926	1926-07-03	1926-08-29
1927	1927-06-10	1927-10-02
1928	1928-05-04	1928-09-12
1929	1929-04-07	1929-09-04
1930	1930-05-05	1930-09-16
1931	1931-05-28	1931-09-22
1932	1932-05-16	1932-09-21
1933	1933-06-03	1933-09-08
1934	1934-05-05	1934-08-08
1935	1935-04-27	1935-08-18
1936	1936-05-08	1936-09-23
1937	1937-05-22	1937-09-04
1938	1938-04-28	1938-08-31
1939	1939-05-06	1939-10-10
1940	1940-05-15	1940-09-21
1941	1941-04-19	1941-10-07
1942	1942-04-30	1942-09-17
1943	1943-05-08	1943-09-06
1944	1944-05-04	1944-09-02
1945	1945-05-22	1945-09-09
1946	1946-05-25	1946-09-20
1947	1947-05-24	1947-09-14
1948	1948-05-11	1948-09-18
1949	1949-05-04	1949-10-11
1950	1950-06-07	1950-10-02
1951	1951-05-15	1951-10-05
1952	1952-06-04	1952-09-14
1953	1953-05-10	1953-09-30
1954	1954-06-01	1954-10-12
1956	1956-06-13	1956-09-06
1957	1957-04-28	1957-09-23
1958	1958-04-19	1958-09-07
1959	1959-05-08	1959-10-07
1960	1960-04-24	1960-09-09
1961	1961-05-15	1961-09-26
1962	1962-04-27	1962-09-14
1963	1963-05-10	1963-09-20
1964	1964-05-10	1964-09-24
1965	1965-05-04	1965-09-24
1966	1966-06-05	1966-09-03
1967	1967-06-03	1967-08-20
1968	1968-06-06	1968-09-24
1969	1969-04-27	1969-09-14
1971	1971-05-19	1971-09-04
1972	1972-07-11	1972-09-17

Every Fixed Threshold

Fixed thresholds at Scranton
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	45	72	1959	21
35 C (95 F): Days	27	10	1953	3
90 F (32.2 C): Days	45	36	1959	8
100 F (37.8 C): Days	4	3	1936	1
0 C (32 F): Ice days (max	45	53	1945	29
0 C (32 F): Frost days (min	45	147	1926	112
-10 C (14 F): Days with min	45	49	1963	22
-20 C (-4 F): Days with min	19	7	1963	2
20 C (68 F): Tropical nights (min	43	30	1949	15
25 C (77 F): Days with min	2	1	1944	1
10 mm (0.39 in): Days with 10 mm or more rain	47	42	1945	25
25 mm (0.98 in): Days with 25 mm or more rain	47	11	1935	5
50 mm (1.97 in): Days with 50 mm or more rain	27	4	1935	2
10 cm (3.9 in): Days with 10 cm or more snowfall	30	6	1960	4
25 cm (9.8 in): Days with 25 cm or more snowfall	6	2	1966	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1926.

Download the Data

Data for Scranton 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).

Scranton Threshold Days by Year (USC00367902)

Key Facts for Scranton Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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