Thurman Threshold Days by Year (USC00138231)

21 fixed thresholds counted per year at Thurman (USC00138231): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Thurman Thresholds

Thurman: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 1939 with 109.
Thurman: days with a maximum temperature at or above 90 F (32.2 C) in 47 years, most in 1934 with 87.
Thurman: days with a maximum temperature at or below 0 C (32 F) in 47 years, most in 1912 with 56.
Thurman: days with a maximum temperature at or above 35 C (95 F) in 46 years, most in 1934 with 61.
21 fixed thresholds have at least one qualifying day at Thurman.

Days at or above 30 C (86 F)

47 years with a qualifying day

Days per year at Thurman with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 109 in 1939.

Days at or above 30 C (86 F) per year at Thurman
Year	Days	Decade average
1898	60	58.5
1899	57	58.5
1900	68	51.6
1901	76	51.6
1902	37	51.6
1903	32	51.6
1904	28	51.6
1905	49	51.6
1906	48	51.6
1907	58	51.6
1908	54	51.6
1909	66	51.6
1910	63	68.2
1911	88	68.2
1912	63	68.2
1913	86	68.2
1914	77	68.2
1915	21	68.2
1916	65	68.2
1917	49	68.2
1918	91	68.2
1919	79	68.2
1920	59	66.4
1921	97	66.4
1922	69	66.4
1923	53	66.4
1924	49	66.4
1925	76	66.4
1926	79	66.4
1927	69	66.4
1928	59	66.4
1929	54	66.4
1930	65	83.3
1931	80	83.3
1933	91	83.3
1934	108	83.3
1935	72	83.3
1936	83	83.3
1937	46	83.3
1938	96	83.3
1939	109	83.3
1940	78	72.5
1941	87	72.5
1943	73	72.5
1946	57	72.5
1947	67	72.5
1948	73	72.5

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

First to last qualifying date each year at Thurman
Year	First date	Last date
1898	1898-04-16	1898-09-29
1899	1899-04-12	1899-10-22
1900	1900-05-11	1900-10-04
1901	1901-04-26	1901-09-24
1902	1902-04-20	1902-08-13
1903	1903-05-23	1903-08-24
1904	1904-05-22	1904-10-04
1905	1905-06-01	1905-09-27
1906	1906-04-24	1906-09-16
1907	1907-03-25	1907-09-19
1908	1908-05-16	1908-10-14
1909	1909-05-05	1909-10-03
1910	1910-03-22	1910-10-02
1911	1911-05-09	1911-09-28
1912	1912-05-02	1912-10-05
1913	1913-05-27	1913-09-08
1914	1914-05-10	1914-09-16
1915	1915-04-28	1915-09-13
1916	1916-04-12	1916-10-07
1917	1917-05-16	1917-09-16
1918	1918-05-03	1918-10-15
1919	1919-05-29	1919-10-01
1920	1920-05-22	1920-10-10
1921	1921-03-18	1921-10-16
1922	1922-04-06	1922-09-23
1923	1923-05-29	1923-09-05
1924	1924-04-15	1924-08-31
1925	1925-04-22	1925-09-20
1926	1926-04-29	1926-09-23
1927	1927-04-26	1927-10-28
1928	1928-03-23	1928-10-11
1929	1929-04-04	1929-09-03
1930	1930-04-10	1930-10-10
1931	1931-04-08	1931-10-10
1933	1933-05-18	1933-09-26
1934	1934-04-10	1934-10-12
1935	1935-06-12	1935-09-24
1936	1936-04-13	1936-09-22
1937	1937-05-28	1937-10-29
1938	1938-03-21	1938-10-17
1939	1939-04-23	1939-10-24
1940	1940-04-14	1940-10-25
1941	1941-05-14	1941-09-21
1943	1943-04-24	1943-09-05
1946	1946-03-31	1946-09-26
1947	1947-05-14	1947-10-21
1948	1948-04-15	1948-09-20

Every Fixed Threshold

Fixed thresholds at Thurman
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	47	109	1939	73
35 C (95 F): Days	46	61	1934	13
40 C (104 F): Days	15	22	1934	2
45 C (113 F): Days	1	1	1936	1
90 F (32.2 C): Days	47	87	1934	43
100 F (37.8 C): Days	28	36	1934	3
110 F (43.3 C): Days	3	4	1934	1
0 C (32 F): Ice days (max	47	56	1912	46
0 C (32 F): Frost days (min	45	155	1936	147
-10 C (14 F): Days with min	45	66	1912	33
-20 C (-4 F): Days with min	43	26	1912	4
-30 C (-22 F): Days with min	17	9	1936	1
20 C (68 F): Tropical nights (min	45	52	1921	37
25 C (77 F): Days with min	25	11	1934	1
10 mm (0.39 in): Days with 10 mm or more rain	46	36	1902	24
25 mm (0.98 in): Days with 25 mm or more rain	46	17	1902	12
50 mm (1.97 in): Days with 50 mm or more rain	37	8	1905	4
100 mm (3.94 in): Days with 100 mm or more rain	12	2	1898	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1898	1
10 cm (3.9 in): Days with 10 cm or more snowfall	16	8	1940	4
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1915	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1898.

Download the Data

Data for Thurman 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).

Thurman Threshold Days by Year (USC00138231)

Key Facts for Thurman Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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