Big Timber Threshold Days by Year (USC00240780)

19 fixed thresholds counted per year at Big Timber (USC00240780): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Big Timber Thresholds

Big Timber: days with 10 mm (0.39 in) or more of precipitation in 109 years, most in 1923 with 21.
Big Timber: days with a maximum temperature at or above 30 C (86 F) in 107 years, most in 1919 with 90.
Big Timber: days with a maximum temperature at or below 0 C (32 F) in 107 years, most in 1978 with 62.
Big Timber: nights with a minimum temperature at or below 0 C (32 F) in 107 years, most in 1913 with 185.
19 fixed thresholds have at least one qualifying day at Big Timber.

Days at or above 30 C (86 F)

107 years with a qualifying day

Days per year at Big Timber with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 90 in 1919.

Days at or above 30 C (86 F) per year at Big Timber
Year	Days	Decade average
1896	45	45
1911	11	37.3
1912	16	37.3
1913	24	37.3
1914	32	37.3
1915	20	37.3
1917	62	37.3
1918	43	37.3
1919	90	37.3
1920	59	48.6
1921	70	48.6
1922	60	48.6
1923	30	48.6
1924	44	48.6
1925	50	48.6
1926	40	48.6
1927	24	48.6
1928	47	48.6
1929	62	48.6
1930	57	60.4
1931	66	60.4
1932	54	60.4
1933	65	60.4
1934	65	60.4
1935	55	60.4
1936	71	60.4
1937	62	60.4
1938	48	60.4
1939	61	60.4
1940	68	47.1
1941	39	47.1
1942	43	47.1
1943	51	47.1
1944	35	47.1
1945	46	47.1
1946	44	47.1
1947	52	47.1
1948	45	47.1
1949	48	47.1
1950	24	43.8
1951	28	43.8
1952	42	43.8
1953	50	43.8
1954	48	43.8
1955	52	43.8
1956	52	43.8
1957	46	43.8
1958	43	43.8
1959	53	43.8
1960	54	50.6
1961	67	50.6
1962	34	50.6
1963	54	50.6
1964	52	50.6
1965	41	50.6
1966	66	50.6
1967	48	50.6
1968	38	50.6
1969	52	50.6
1970	62	45.1
1971	53	45.1
1972	38	45.1
1974	49	45.1
1975	30	45.1
1976	44	45.1
1977	42	45.1
1978	40	45.1
1979	48	45.1
1980	40	53.1
1981	68	53.1
1982	35	53.1
1983	54	53.1
1984	62	53.1
1985	47	53.1
1986	45	53.1
1987	48	53.1
1988	84	53.1
1989	48	53.1
1990	52	51
1991	54	51
1992	42	51
1994	56	51
2000	40	44.9
2003	59	44.9
2004	28	44.9
2005	45	44.9
2006	50	44.9
2007	57	44.9
2008	39	44.9
2009	41	44.9
2010	35	46
2011	54	46
2012	61	46
2013	54	46
2014	39	46
2015	51	46
2016	53	46
2017	57	46
2018	28	46
2019	28	46
2020	52	44
2021	69	44
2022	65	44
2023	30	44
2024	53	44
2025	36	44
2026	3	44

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

First to last qualifying date each year at Big Timber
Year	First date	Last date
1896	1896-06-08	1896-09-07
1911	1911-07-06	1911-09-11
1912	1912-06-21	1912-08-25
1913	1913-07-05	1913-09-13
1914	1914-06-18	1914-09-11
1915	1915-07-22	1915-09-02
1917	1917-05-14	1917-09-21
1918	1918-06-07	1918-09-21
1919	1919-05-18	1919-09-19
1920	1920-06-07	1920-10-05
1921	1921-05-05	1921-09-02
1922	1922-05-25	1922-10-03
1923	1923-07-01	1923-09-08
1924	1924-06-14	1924-09-16
1925	1925-05-19	1925-09-05
1926	1926-04-28	1926-08-30
1927	1927-06-26	1927-10-17
1928	1928-05-06	1928-09-06
1929	1929-05-21	1929-09-14
1930	1930-05-02	1930-09-21
1931	1931-05-13	1931-09-18
1932	1932-05-12	1932-10-01
1933	1933-05-30	1933-10-04
1934	1934-05-05	1934-10-11
1935	1935-06-22	1935-09-22
1936	1936-05-14	1936-09-22
1937	1937-05-28	1937-09-20
1938	1938-07-10	1938-09-28
1939	1939-04-28	1939-09-22
1940	1940-05-10	1940-09-12
1941	1941-05-12	1941-08-22
1942	1942-07-02	1942-09-07
1943	1943-06-18	1943-10-04
1944	1944-05-15	1944-09-13
1945	1945-06-21	1945-09-13
1946	1946-06-03	1946-09-30
1947	1947-05-02	1947-09-05
1948	1948-05-17	1948-09-15
1949	1949-05-26	1949-09-24
1950	1950-06-30	1950-09-06
1951	1951-07-05	1951-08-19
1952	1952-06-05	1952-09-26
1953	1953-06-11	1953-09-15
1954	1954-05-19	1954-09-22
1955	1955-06-21	1955-09-14
1956	1956-05-23	1956-09-27
1957	1957-06-03	1957-09-29
1958	1958-05-20	1958-10-14
1959	1959-06-03	1959-09-14
1960	1960-05-11	1960-09-19
1961	1961-06-06	1961-09-16
1962	1962-04-19	1962-08-27
1963	1963-06-13	1963-10-02
1964	1964-05-19	1964-09-08
1965	1965-06-10	1965-09-02
1966	1966-05-04	1966-09-23
1967	1967-07-04	1967-09-29
1968	1968-06-02	1968-09-11
1969	1969-05-24	1969-09-13
1970	1970-06-04	1970-09-04
1971	1971-05-27	1971-09-11
1972	1972-05-31	1972-08-29
1974	1974-06-12	1974-09-04
1975	1975-07-03	1975-09-15
1976	1976-06-19	1976-09-06
1977	1977-06-01	1977-09-08
1978	1978-05-15	1978-09-05
1979	1979-05-26	1979-09-17
1980	1980-04-20	1980-09-07
1981	1981-06-26	1981-09-19
1982	1982-06-27	1982-09-09
1983	1983-05-25	1983-09-16
1984	1984-05-29	1984-09-19
1985	1985-05-02	1985-08-30
1986	1986-05-28	1986-08-30
1987	1987-04-27	1987-09-25
1988	1988-05-16	1988-09-07
1989	1989-06-15	1989-09-30
1990	1990-06-23	1990-09-25
1991	1991-06-10	1991-09-07
1992	1992-04-29	1992-10-02
1994	1994-06-19	1994-09-26
2000	2000-06-06	2000-09-18
2003	2003-05-28	2003-09-07
2004	2004-06-03	2004-09-11
2005	2005-06-20	2005-09-10
2006	2006-05-16	2006-09-13
2007	2007-05-12	2007-09-04
2008	2008-05-18	2008-09-16
2009	2009-05-19	2009-09-26
2010	2010-06-28	2010-10-03
2011	2011-06-28	2011-10-01
2012	2012-06-05	2012-09-15
2013	2013-05-12	2013-09-06
2014	2014-07-03	2014-09-25
2015	2015-06-08	2015-10-10
2016	2016-06-05	2016-09-02
2017	2017-06-04	2017-09-12
2018	2018-06-04	2018-09-07
2019	2019-06-06	2019-09-15
2020	2020-06-12	2020-09-14
2021	2021-06-02	2021-09-27
2022	2022-06-10	2022-09-28
2023	2023-07-01	2023-09-02
2024	2024-06-14	2024-10-05
2025	2025-06-09	2025-09-07
2026	2026-05-13	2026-05-28

Every Fixed Threshold

Fixed thresholds at Big Timber
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	107	90	1919	3
35 C (95 F): Days	99	32	1931	3
40 C (104 F): Days	13	5	1933	2
90 F (32.2 C): Days	106	71	1988	1
100 F (37.8 C): Days	52	14	1929	4
110 F (43.3 C): Days	1	1	1931	1
0 C (32 F): Ice days (max	107	62	1978	8
0 C (32 F): Frost days (min	107	185	1913	63
-10 C (14 F): Days with min	107	70	1978	10
-20 C (-4 F): Days with min	106	25	1936	2
-30 C (-22 F): Days with min	63	8	1936	3
-40 C (-40 F): Days with min	1	2	1936	2
20 C (68 F): Tropical nights (min	28	4	1915	1
10 mm (0.39 in): Days with 10 mm or more rain	109	21	1923	2
25 mm (0.98 in): Days with 25 mm or more rain	94	6	1941	1
50 mm (1.97 in): Days with 50 mm or more rain	17	2	1938	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1938	1
10 cm (3.9 in): Days with 10 cm or more snowfall	82	15	1917	1
25 cm (9.8 in): Days with 25 cm or more snowfall	30	3	1936	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1896.

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Data for Big Timber 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).

Big Timber Threshold Days by Year (USC00240780)

Key Facts for Big Timber Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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