Mc Henry 3W Threshold Days by Year (USC00325730)

19 fixed thresholds counted per year at Mc Henry 3W (USC00325730): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mc Henry 3W Thresholds

Mc Henry 3W: days with 10 mm (0.39 in) or more of precipitation in 95 years, most in 2019 with 26.
Mc Henry 3W: days with a maximum temperature at or above 30 C (86 F) in 94 years, most in 1939 with 49.
Mc Henry 3W: days with a maximum temperature at or above 90 F (32.2 C) in 94 years, most in 1939 with 31.
Mc Henry 3W: days with a maximum temperature at or below 0 C (32 F) in 94 years, most in 1919 with 136.
19 fixed thresholds have at least one qualifying day at Mc Henry 3W.

Days at or above 30 C (86 F)

94 years with a qualifying day

Days per year at Mc Henry 3W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 49 in 1939.

Days at or above 30 C (86 F) per year at Mc Henry 3W
Year	Days	Decade average
1910	29	22.4
1911	7	22.4
1914	28	22.4
1915	14	22.4
1916	24	22.4
1917	31	22.4
1918	17	22.4
1919	29	22.4
1923	21	21
1937	34	38.7
1938	33	38.7
1939	49	38.7
1940	35	21.1
1941	26	21.1
1942	4	21.1
1943	18	21.1
1944	16	21.1
1945	18	21.1
1946	16	21.1
1947	29	21.1
1948	28	21.1
1949	21	21.1
1950	16	21.3
1951	10	21.3
1952	31	21.3
1953	25	21.3
1954	12	21.3
1955	33	21.3
1956	11	21.3
1957	15	21.3
1958	20	21.3
1959	40	21.3
1960	29	24.6
1961	45	24.6
1962	11	24.6
1963	40	24.6
1964	23	24.6
1965	8	24.6
1966	20	24.6
1967	31	24.6
1968	12	24.6
1969	27	24.6
1972	26	23.8
1973	21	23.8
1974	24	23.8
1975	16	23.8
1976	42	23.8
1977	21	23.8
1978	25	23.8
1979	15	23.8
1980	37	28.7
1981	16	28.7
1982	19	28.7
1983	43	28.7
1984	39	28.7
1985	12	28.7
1986	16	28.7
1988	44	28.7
1989	32	28.7
1990	15	18.6
1991	20	18.6
1992	18	18.6
1993	7	18.6
1994	14	18.6
1995	24	18.6
1996	18	18.6
1997	20	18.6
1998	33	18.6
1999	17	18.6
2000	24	26
2001	31	26
2002	36	26
2003	28	26
2004	8	26
2005	30	26
2006	49	26
2007	29	26
2008	14	26
2009	11	26
2010	21	19.3
2012	44	19.3
2014	11	19.3
2015	18	19.3
2016	12	19.3
2017	19	19.3
2018	22	19.3
2019	7	19.3
2020	17	25.1
2021	48	25.1
2022	26	25.1
2023	29	25.1
2024	10	25.1
2025	20	25.1
2026	26	25.1

For each year, a bar from the first to the last day at Mc Henry 3W meeting 30 C (86 F).

First to last qualifying date each year at Mc Henry 3W
Year	First date	Last date
1910	1910-06-14	1910-08-21
1911	1911-05-17	1911-07-08
1914	1914-06-02	1914-10-02
1915	1915-07-12	1915-09-06
1916	1916-07-05	1916-09-03
1917	1917-05-15	1917-09-22
1918	1918-05-04	1918-08-27
1919	1919-05-27	1919-09-05
1923	1923-06-01	1923-08-17
1937	1937-05-28	1937-09-21
1938	1938-06-05	1938-09-27
1939	1939-05-05	1939-09-21
1940	1940-05-11	1940-09-17
1941	1941-05-18	1941-09-19
1942	1942-07-11	1942-08-20
1943	1943-06-18	1943-10-08
1944	1944-05-30	1944-08-12
1945	1945-06-21	1945-09-06
1946	1946-06-15	1946-08-14
1947	1947-07-03	1947-09-05
1948	1948-05-19	1948-09-15
1949	1949-06-10	1949-09-25
1950	1950-06-06	1950-09-07
1951	1951-07-14	1951-08-01
1952	1952-04-26	1952-09-27
1953	1953-06-11	1953-10-01
1954	1954-06-23	1954-08-31
1955	1955-05-02	1955-09-15
1956	1956-05-21	1956-09-27
1957	1957-07-02	1957-08-07
1958	1958-05-12	1958-10-13
1959	1959-05-02	1959-09-13
1960	1960-05-13	1960-10-04
1961	1961-05-21	1961-09-08
1962	1962-06-27	1962-09-02
1963	1963-05-30	1963-10-04
1964	1964-05-20	1964-08-19
1965	1965-05-13	1965-08-16
1966	1966-05-21	1966-09-12
1967	1967-05-24	1967-09-11
1968	1968-05-01	1968-08-05
1969	1969-05-14	1969-09-14
1972	1972-05-16	1972-09-20
1973	1973-06-02	1973-08-31
1974	1974-06-04	1974-09-27
1975	1975-07-05	1975-08-25
1976	1976-05-10	1976-10-01
1977	1977-04-10	1977-08-10
1978	1978-06-25	1978-09-11
1979	1979-07-09	1979-09-27
1980	1980-04-21	1980-09-08
1981	1981-06-28	1981-09-13
1982	1982-06-24	1982-09-11
1983	1983-06-11	1983-09-28
1984	1984-05-17	1984-09-22
1985	1985-04-30	1985-08-09
1986	1986-05-05	1986-08-20
1988	1988-05-19	1988-10-15
1989	1989-06-20	1989-09-30
1990	1990-04-22	1990-09-11
1991	1991-05-12	1991-09-07
1992	1992-04-30	1992-10-02
1993	1993-05-14	1993-08-25
1994	1994-05-18	1994-09-25
1995	1995-06-07	1995-09-05
1996	1996-06-10	1996-09-10
1997	1997-06-02	1997-10-03
1998	1998-06-26	1998-09-18
1999	1999-06-26	1999-09-01
2000	2000-05-06	2000-08-25
2001	2001-06-25	2001-09-06
2002	2002-05-29	2002-09-18
2003	2003-04-14	2003-10-08
2004	2004-07-12	2004-09-13
2005	2005-04-19	2005-10-02
2006	2006-05-24	2006-10-02
2007	2007-05-19	2007-09-24
2008	2008-06-25	2008-08-31
2009	2009-06-21	2009-09-18
2010	2010-05-29	2010-10-09
2012	2012-05-15	2012-09-29
2014	2014-05-25	2014-09-27
2015	2015-06-28	2015-10-12
2016	2016-05-06	2016-08-18
2017	2017-06-03	2017-09-13
2018	2018-05-26	2018-09-17
2019	2019-05-31	2019-08-07
2020	2020-06-02	2020-08-23
2021	2021-05-02	2021-09-29
2022	2022-06-19	2022-09-20
2023	2023-05-24	2023-10-02
2024	2024-06-13	2024-09-30
2025	2025-05-11	2025-08-19
2026	2026-05-26	2026-08-03

Every Fixed Threshold

Fixed thresholds at Mc Henry 3W
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	94	49	1939	26
35 C (95 F): Days	73	12	1939	3
40 C (104 F): Days	6	1	1917	1
90 F (32.2 C): Days	94	31	1939	17
100 F (37.8 C): Days	25	5	1959	2
0 C (32 F): Ice days (max	94	136	1919	40
0 C (32 F): Frost days (min	94	224	1945	89
-10 C (14 F): Days with min	94	130	1955	40
-20 C (-4 F): Days with min	94	83	1978	19
-30 C (-22 F): Days with min	91	29	1979	2
-40 C (-40 F): Days with min	6	3	1916	1
20 C (68 F): Tropical nights (min	54	25	1919	7
25 C (77 F): Days with min	2	1	1917	1
10 mm (0.39 in): Days with 10 mm or more rain	95	26	2019	13
25 mm (0.98 in): Days with 25 mm or more rain	89	10	1919	1
50 mm (1.97 in): Days with 50 mm or more rain	41	3	1957	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1916	1
10 cm (3.9 in): Days with 10 cm or more snowfall	51	10	1996	1
25 cm (9.8 in): Days with 25 cm or more snowfall	11	1	1965	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

Download the Data

Data for Mc Henry 3W 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).

Mc Henry 3W Threshold Days by Year (USC00325730)

Key Facts for Mc Henry 3W Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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