Somerset Main Street Threshold Days by Year

17 fixed thresholds counted per year at Somerset Main Street (USC00368249): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Somerset Main Street Thresholds

Somerset Main Street: nights with a minimum temperature at or below 0 C (32 F) in 59 years, most in 1917 with 187.
Somerset Main Street: nights with a minimum temperature at or below -10 C (14 F) in 59 years, most in 1895 with 60.
Somerset Main Street: days with a maximum temperature at or above 30 C (86 F) in 57 years, most in 1900 with 56.
Somerset Main Street: days with a maximum temperature at or below 0 C (32 F) in 57 years, most in 1902 with 62.
17 fixed thresholds have at least one qualifying day at Somerset Main Street.

Days at or above 30 C (86 F)

57 years with a qualifying day

Days per year at Somerset Main Street with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 56 in 1900.

Days at or above 30 C (86 F) per year at Somerset Main Street
Year	Days	Decade average
1895	48	33.4
1896	20	33.4
1897	21	33.4
1898	30	33.4
1899	48	33.4
1900	56	21.2
1902	16	21.2
1903	13	21.2
1904	6	21.2
1905	12	21.2
1906	7	21.2
1907	8	21.2
1908	50	21.2
1909	23	21.2
1910	37	30.8
1911	38	30.8
1912	15	30.8
1913	46	30.8
1914	43	30.8
1915	22	30.8
1916	32	30.8
1917	18	30.8
1918	26	30.8
1920	2	16.2
1921	31	16.2
1922	25	16.2
1923	19	16.2
1927	7	16.2
1928	13	16.2
1930	27	16
1931	34	16
1932	14	16
1933	20	16
1934	22	16
1935	9	16
1936	24	16
1937	3	16
1938	1	16
1939	6	16
1940	11	14.7
1941	16	14.7
1942	4	14.7
1943	22	14.7
1944	27	14.7
1945	15	14.7
1946	9	14.7
1947	11	14.7
1948	12	14.7
1949	20	14.7
1950	3	17.5
1951	13	17.5
1952	22	17.5
1953	33	17.5
1954	19	17.5
1955	26	17.5
1956	5	17.5
1957	19	17.5

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

First to last qualifying date each year at Somerset Main Street
Year	First date	Last date
1895	1895-05-04	1895-09-26
1896	1896-04-17	1896-09-14
1897	1897-07-02	1897-10-16
1898	1898-06-08	1898-09-19
1899	1899-05-03	1899-09-08
1900	1900-05-14	1900-10-07
1902	1902-05-22	1902-09-22
1903	1903-05-17	1903-09-15
1904	1904-05-25	1904-07-19
1905	1905-05-05	1905-08-23
1906	1906-05-24	1906-09-12
1907	1907-05-14	1907-08-12
1908	1908-05-25	1908-09-26
1909	1909-05-15	1909-09-23
1910	1910-05-02	1910-10-05
1911	1911-05-11	1911-09-16
1912	1912-05-22	1912-10-06
1913	1913-05-04	1913-09-07
1914	1914-05-25	1914-10-06
1915	1915-04-25	1915-09-16
1916	1916-07-02	1916-10-08
1917	1917-06-13	1917-08-22
1918	1918-05-27	1918-08-24
1920	1920-06-01	1920-06-10
1921	1921-05-22	1921-09-06
1922	1922-06-07	1922-09-12
1923	1923-06-01	1923-09-26
1927	1927-06-30	1927-10-02
1928	1928-05-05	1928-09-14
1930	1930-05-07	1930-09-24
1931	1931-05-28	1931-09-21
1932	1932-07-14	1932-09-19
1933	1933-06-07	1933-09-08
1934	1934-05-21	1934-07-27
1935	1935-06-30	1935-08-13
1936	1936-05-11	1936-09-23
1937	1937-07-08	1937-09-02
1938	1938-07-08	1938-07-08
1939	1939-05-25	1939-09-16
1940	1940-06-07	1940-08-05
1941	1941-04-20	1941-09-09
1942	1942-05-01	1942-07-19
1943	1943-06-04	1943-09-07
1944	1944-05-30	1944-08-16
1945	1945-06-14	1945-08-31
1946	1946-07-08	1946-09-09
1947	1947-06-10	1947-08-25
1948	1948-05-11	1948-08-29
1949	1949-05-06	1949-08-27
1950	1950-06-26	1950-08-26
1951	1951-06-03	1951-10-05
1952	1952-06-15	1952-09-14
1953	1953-06-09	1953-09-30
1954	1954-06-12	1954-09-07
1955	1955-05-27	1955-09-16
1956	1956-06-13	1956-07-03
1957	1957-06-13	1957-09-02

Every Fixed Threshold

Fixed thresholds at Somerset Main Street
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	57	56	1900	19
35 C (95 F): Days	17	9	1895	3
90 F (32.2 C): Days	43	27	1895	1
100 F (37.8 C): Days	1	2	1918	2
0 C (32 F): Ice days (max	57	62	1902	22
0 C (32 F): Frost days (min	59	187	1917	148
-10 C (14 F): Days with min	59	60	1895	26
-20 C (-4 F): Days with min	54	15	1912	3
-30 C (-22 F): Days with min	6	3	1936	3
20 C (68 F): Tropical nights (min	32	5	1952	5
10 mm (0.39 in): Days with 10 mm or more rain	57	58	1907	30
25 mm (0.98 in): Days with 25 mm or more rain	57	15	1900	7
50 mm (1.97 in): Days with 50 mm or more rain	36	4	1905	1
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1905	1
10 cm (3.9 in): Days with 10 cm or more snowfall	29	6	1928	1
25 cm (9.8 in): Days with 25 cm or more snowfall	7	2	1928	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1928	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1895.

Download the Data

Data for Somerset Main Street 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Somerset Main Street Threshold Days by Year

Key Facts for Somerset Main Street Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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