Mtn Grove 2 N Threshold Days by Year (USC00235834)

19 fixed thresholds counted per year at Mtn Grove 2 N (USC00235834): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mtn Grove 2 N Thresholds

Mtn Grove 2 N: days with a maximum temperature at or above 30 C (86 F) in 124 years, most in 1953 with 120.
Mtn Grove 2 N: days with a maximum temperature at or below 0 C (32 F) in 124 years, most in 1978 with 41.
Mtn Grove 2 N: nights with a minimum temperature at or below 0 C (32 F) in 124 years, most in 1989 with 134.
Mtn Grove 2 N: nights with a minimum temperature at or above 20 C (68 F) in 124 years, most in 1954 with 66.
19 fixed thresholds have at least one qualifying day at Mtn Grove 2 N.

Days at or above 30 C (86 F)

124 years with a qualifying day

Days per year at Mtn Grove 2 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 120 in 1953.

Days at or above 30 C (86 F) per year at Mtn Grove 2 N
Year	Days	Decade average
1902	58	41
1903	39	41
1904	27	41
1905	24	41
1906	21	41
1907	55	41
1908	36	41
1909	68	41
1910	29	65.3
1911	80	65.3
1912	58	65.3
1913	84	65.3
1914	85	65.3
1915	45	65.3
1916	84	65.3
1917	53	65.3
1918	68	65.3
1919	67	65.3
1920	31	66.3
1921	93	66.3
1922	86	66.3
1923	65	66.3
1924	45	66.3
1925	91	66.3
1926	71	66.3
1927	54	66.3
1928	61	66.3
1929	66	66.3
1930	73	85
1931	82	85
1932	83	85
1933	75	85
1934	83	85
1935	65	85
1936	107	85
1937	97	85
1938	94	85
1939	91	85
1940	59	66.3
1941	76	66.3
1942	62	66.3
1943	77	66.3
1944	78	66.3
1945	55	66.3
1946	63	66.3
1947	74	66.3
1948	68	66.3
1949	51	66.3
1950	40	79.1
1952	105	79.1
1953	120	79.1
1954	112	79.1
1955	87	79.1
1956	90	79.1
1957	57	79.1
1958	49	79.1
1959	52	79.1
1960	61	63.5
1961	50	63.5
1962	76	63.5
1963	88	63.5
1964	76	63.5
1965	53	63.5
1966	63	63.5
1967	49	63.5
1968	39	63.5
1969	80	63.5
1970	60	60.1
1971	64	60.1
1972	63	60.1
1973	63	60.1
1974	48	60.1
1975	66	60.1
1976	50	60.1
1977	64	60.1
1978	75	60.1
1979	48	60.1
1980	98	60.8
1981	48	60.8
1982	43	60.8
1983	72	60.8
1984	56	60.8
1985	51	60.8
1986	55	60.8
1987	63	60.8
1988	64	60.8
1989	58	60.8
1990	63	56.9
1991	72	56.9
1992	20	56.9
1993	44	56.9
1994	51	56.9
1995	65	56.9
1996	61	56.9
1997	54	56.9
1998	73	56.9
1999	66	56.9
2000	69	55.8
2001	76	55.8
2002	67	55.8
2003	45	55.8
2004	31	55.8
2005	83	55.8
2006	68	55.8
2007	56	55.8
2008	33	55.8
2009	30	55.8
2010	81	58.4
2011	71	58.4
2012	77	58.4
2013	38	58.4
2014	43	58.4
2015	42	58.4
2016	66	58.4
2017	51	58.4
2018	66	58.4
2019	49	58.4
2020	51	55
2021	49	55
2022	68	55
2023	51	55
2024	45	55
2025	57	55
2026	64	55

For each year, a bar from the first to the last day at Mtn Grove 2 N meeting 30 C (86 F).

First to last qualifying date each year at Mtn Grove 2 N
Year	First date	Last date
1902	1902-04-20	1902-08-29
1903	1903-06-20	1903-09-09
1904	1904-06-18	1904-09-29
1905	1905-04-09	1905-08-24
1906	1906-05-04	1906-09-16
1907	1907-03-19	1907-09-20
1908	1908-06-23	1908-09-19
1909	1909-04-29	1909-10-05
1910	1910-06-19	1910-10-01
1911	1911-05-18	1911-10-02
1912	1912-05-23	1912-09-11
1913	1913-05-29	1913-09-10
1914	1914-05-11	1914-09-22
1915	1915-04-29	1915-09-28
1916	1916-03-22	1916-10-11
1917	1917-06-13	1917-09-19
1918	1918-04-02	1918-10-06
1919	1919-06-15	1919-10-02
1920	1920-07-01	1920-09-26
1921	1921-05-22	1921-09-29
1922	1922-05-27	1922-10-05
1923	1923-04-23	1923-09-29
1924	1924-05-04	1924-08-31
1925	1925-05-21	1925-09-28
1926	1926-05-05	1926-09-24
1927	1927-04-27	1927-10-27
1928	1928-05-10	1928-10-13
1929	1929-03-23	1929-09-29
1930	1930-04-10	1930-09-21
1931	1931-05-16	1931-10-10
1932	1932-04-21	1932-09-21
1933	1933-05-20	1933-09-30
1934	1934-05-07	1934-09-20
1935	1935-06-10	1935-09-24
1936	1936-04-14	1936-09-22
1937	1937-04-17	1937-11-01
1938	1938-04-30	1938-10-15
1939	1939-05-24	1939-10-23
1940	1940-04-01	1940-10-05
1941	1941-05-22	1941-10-05
1942	1942-05-29	1942-09-18
1943	1943-05-02	1943-09-15
1944	1944-05-14	1944-10-06
1945	1945-06-27	1945-09-22
1946	1946-04-01	1946-09-25
1947	1947-06-07	1947-10-14
1948	1948-05-21	1948-09-22
1949	1949-05-06	1949-09-12
1950	1950-06-10	1950-10-30
1952	1952-04-29	1952-10-01
1953	1953-04-22	1953-10-17
1954	1954-04-18	1954-10-05
1955	1955-04-16	1955-10-23
1956	1956-05-10	1956-09-30
1957	1957-06-06	1957-09-04
1958	1958-06-05	1958-09-26
1959	1959-05-01	1959-09-07
1960	1960-05-23	1960-10-02
1961	1961-06-11	1961-10-11
1962	1962-04-29	1962-10-11
1963	1963-04-21	1963-10-15
1964	1964-05-18	1964-09-19
1965	1965-04-21	1965-09-18
1966	1966-05-07	1966-09-04
1967	1967-03-13	1967-08-30
1968	1968-06-03	1968-07-31
1969	1969-05-28	1969-10-04
1970	1970-05-24	1970-09-21
1971	1971-06-04	1971-09-29
1972	1972-04-12	1972-09-20
1973	1973-06-09	1973-09-09
1974	1974-06-19	1974-08-26
1975	1975-05-19	1975-10-11
1976	1976-06-13	1976-10-02
1977	1977-05-30	1977-09-09
1978	1978-05-25	1978-09-20
1979	1979-06-08	1979-10-09
1980	1980-06-03	1980-10-10
1981	1981-06-08	1981-10-05
1982	1982-05-31	1982-09-14
1983	1983-06-21	1983-10-04
1984	1984-06-13	1984-09-14
1985	1985-05-27	1985-09-10
1986	1986-06-15	1986-09-29
1987	1987-04-21	1987-09-15
1988	1988-05-14	1988-09-23
1989	1989-04-23	1989-10-14
1990	1990-06-07	1990-09-11
1991	1991-05-15	1991-09-16
1992	1992-06-17	1992-09-08
1993	1993-06-18	1993-09-13
1994	1994-06-06	1994-10-01
1995	1995-06-08	1995-09-15
1996	1996-05-18	1996-09-09
1997	1997-06-21	1997-09-20
1998	1998-05-20	1998-09-30
1999	1999-06-05	1999-09-29
2000	2000-05-09	2000-10-05
2001	2001-04-09	2001-09-08
2002	2002-06-01	2002-10-03
2003	2003-06-24	2003-08-27
2004	2004-06-08	2004-09-20
2005	2005-05-12	2005-09-24
2006	2006-04-19	2006-10-05
2007	2007-05-13	2007-09-23
2008	2008-06-04	2008-09-13
2009	2009-06-18	2009-08-19
2010	2010-05-25	2010-09-21
2011	2011-04-10	2011-09-14
2012	2012-05-06	2012-09-08
2013	2013-05-15	2013-09-20
2014	2014-05-05	2014-09-30
2015	2015-06-08	2015-09-08
2016	2016-05-27	2016-09-26
2017	2017-06-13	2017-10-15
2018	2018-05-28	2018-09-21
2019	2019-06-06	2019-10-03
2020	2020-04-09	2020-09-10
2021	2021-06-11	2021-09-21
2022	2022-05-11	2022-09-25
2023	2023-06-04	2023-10-01
2024	2024-06-08	2024-09-21
2025	2025-06-21	2025-09-19
2026	2026-03-21	2026-09-15

Every Fixed Threshold

Fixed thresholds at Mtn Grove 2 N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	124	120	1953	64
35 C (95 F): Days	101	64	1936	12
40 C (104 F): Days	12	20	1934	1
90 F (32.2 C): Days	122	89	1953	33
100 F (37.8 C): Days	53	33	1936	1
110 F (43.3 C): Days	1	1	1934	1
0 C (32 F): Ice days (max	124	41	1978	9
0 C (32 F): Frost days (min	124	134	1989	48
-10 C (14 F): Days with min	123	40	1929	14
-20 C (-4 F): Days with min	58	8	1982	1
20 C (68 F): Tropical nights (min	124	66	1954	56
25 C (77 F): Days with min	16	8	1934	1
10 mm (0.39 in): Days with 10 mm or more rain	121	62	1927	26
25 mm (0.98 in): Days with 25 mm or more rain	121	25	1927	12
50 mm (1.97 in): Days with 50 mm or more rain	110	9	2024	2
100 mm (3.94 in): Days with 100 mm or more rain	23	2	1904	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	2024	1
10 cm (3.9 in): Days with 10 cm or more snowfall	58	4	2002	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1980	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1902.

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Data for Mtn Grove 2 N 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Mtn Grove 2 N Threshold Days by Year (USC00235834)

Key Facts for Mtn Grove 2 N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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