Franklin Threshold Days by Year (USC00273177)

19 fixed thresholds counted per year at Franklin (USC00273177): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Franklin Thresholds

Franklin: days with a maximum temperature at or above 30 C (86 F) in 70 years, most in 1949 with 51.
Franklin: days with a maximum temperature at or below 0 C (32 F) in 70 years, most in 1904 with 86.
Franklin: nights with a minimum temperature at or below 0 C (32 F) in 70 years, most in 1926 with 204.
Franklin: nights with a minimum temperature at or below -10 C (14 F) in 70 years, most in 1926 with 98.
19 fixed thresholds have at least one qualifying day at Franklin.

Days at or above 30 C (86 F)

70 years with a qualifying day

Days per year at Franklin with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 1949.

Days at or above 30 C (86 F) per year at Franklin
Year	Days	Decade average
1901	15	20.6
1902	2	20.6
1903	5	20.6
1904	17	20.6
1905	28	20.6
1906	34	20.6
1907	17	20.6
1908	43	20.6
1909	24	20.6
1910	25	27.4
1911	39	27.4
1912	22	27.4
1913	32	27.4
1914	28	27.4
1915	18	27.4
1916	21	27.4
1917	21	27.4
1918	21	27.4
1919	47	27.4
1920	13	21
1921	30	21
1922	22	21
1923	15	21
1924	26	21
1925	17	21
1926	24	21
1927	15	21
1928	19	21
1929	29	21
1930	25	27.6
1931	33	27.6
1932	22	27.6
1933	29	27.6
1934	25	27.6
1935	30	27.6
1936	23	27.6
1937	37	27.6
1938	26	27.6
1939	26	27.6
1940	20	30
1941	21	30
1942	16	30
1943	19	30
1944	44	30
1945	27	30
1946	29	30
1947	41	30
1948	32	30
1949	51	30
1950	32	31.2
1951	25	31.2
1952	39	31.2
1953	39	31.2
1954	15	31.2
1955	47	31.2
1956	20	31.2
1957	27	31.2
1958	19	31.2
1959	49	31.2
1960	26	34.4
1961	40	34.4
1962	23	34.4
1963	43	34.4
1964	32	34.4
1965	40	34.4
1966	44	34.4
1967	39	34.4
1968	28	34.4
1969	29	34.4
1970	37	37

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

First to last qualifying date each year at Franklin
Year	First date	Last date
1901	1901-06-06	1901-07-24
1902	1902-07-14	1902-09-01
1903	1903-05-13	1903-07-10
1904	1904-06-05	1904-08-01
1905	1905-06-12	1905-08-22
1906	1906-05-18	1906-09-21
1907	1907-05-14	1907-09-16
1908	1908-05-26	1908-10-18
1909	1909-06-21	1909-10-10
1910	1910-05-24	1910-08-15
1911	1911-04-29	1911-08-15
1912	1912-05-24	1912-08-25
1913	1913-04-25	1913-09-03
1914	1914-05-20	1914-09-23
1915	1915-04-26	1915-09-17
1916	1916-05-29	1916-09-14
1917	1917-06-14	1917-09-19
1918	1918-05-06	1918-08-26
1919	1919-05-29	1919-09-08
1920	1920-05-28	1920-08-24
1921	1921-05-21	1921-09-03
1922	1922-06-05	1922-10-02
1923	1923-06-05	1923-08-05
1924	1924-06-17	1924-09-01
1925	1925-06-03	1925-09-12
1926	1926-05-03	1926-08-13
1927	1927-04-20	1927-07-29
1928	1928-06-13	1928-08-30
1929	1929-05-28	1929-09-03
1930	1930-05-02	1930-09-16
1931	1931-05-20	1931-09-22
1932	1932-05-16	1932-09-14
1933	1933-05-18	1933-08-02
1934	1934-05-05	1934-08-19
1935	1935-04-27	1935-08-21
1936	1936-05-01	1936-09-08
1937	1937-05-31	1937-09-04
1938	1938-04-28	1938-08-22
1939	1939-06-10	1939-09-17
1940	1940-06-03	1940-08-17
1941	1941-04-20	1941-09-17
1942	1942-06-10	1942-09-17
1943	1943-06-03	1943-08-23
1944	1944-05-04	1944-09-02
1945	1945-04-13	1945-09-08
1946	1946-05-25	1946-09-20
1947	1947-06-22	1947-10-18
1948	1948-06-04	1948-09-14
1949	1949-05-05	1949-09-04
1950	1950-06-07	1950-08-29
1951	1951-05-15	1951-09-12
1952	1952-06-15	1952-09-13
1953	1953-05-10	1953-09-05
1954	1954-04-22	1954-08-25
1955	1955-05-04	1955-09-19
1956	1956-05-31	1956-09-05
1957	1957-05-09	1957-09-22
1958	1958-06-30	1958-09-15
1959	1959-05-12	1959-09-24
1960	1960-05-29	1960-09-09
1961	1961-05-14	1961-09-26
1962	1962-04-27	1962-08-27
1963	1963-06-01	1963-10-07
1964	1964-05-07	1964-09-11
1965	1965-05-09	1965-09-23
1966	1966-05-27	1966-09-02
1967	1967-06-02	1967-09-08
1968	1968-06-06	1968-09-19
1969	1969-04-28	1969-09-02
1970	1970-05-01	1970-09-22

Every Fixed Threshold

Fixed thresholds at Franklin
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	70	51	1949	37
35 C (95 F): Days	46	12	1911	8
90 F (32.2 C): Days	69	31	1949	20
100 F (37.8 C): Days	8	6	1911	1
0 C (32 F): Ice days (max	70	86	1904	59
0 C (32 F): Frost days (min	70	204	1926	158
-10 C (14 F): Days with min	70	98	1926	68
-20 C (-4 F): Days with min	70	30	1922	12
-30 C (-22 F): Days with min	25	5	1920	1
-40 C (-40 F): Days with min	1	1	1943	1
20 C (68 F): Tropical nights (min	52	12	1901	5
25 C (77 F): Days with min	2	1	1901	1
10 mm (0.39 in): Days with 10 mm or more rain	66	44	1926	27
25 mm (0.98 in): Days with 25 mm or more rain	66	16	1902	9
50 mm (1.97 in): Days with 50 mm or more rain	42	5	1920	4
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1927	1
10 cm (3.9 in): Days with 10 cm or more snowfall	28	12	1945	9
25 cm (9.8 in): Days with 25 cm or more snowfall	16	3	1969	1
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1933	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Franklin 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).

Franklin Threshold Days by Year (USC00273177)

Key Facts for Franklin Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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