Houston Wb City Threshold Days by Year (USW00012945)

15 fixed thresholds counted per year at Houston Wb City (USW00012945): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Houston Wb City Thresholds

Houston Wb City: days with 10 mm (0.39 in) or more of precipitation in 99 years, most in 1919 with 50.
Houston Wb City: days with 25 mm (0.98 in) or more of precipitation in 99 years, most in 1919 with 23.
Houston Wb City: days with 50 mm (1.97 in) or more of precipitation in 97 years, most in 1959 with 10.
Houston Wb City: nights with a minimum temperature at or above 20 C (68 F) in 96 years, most in 1963 with 187.
15 fixed thresholds have at least one qualifying day at Houston Wb City.

Days at or above 30 C (86 F)

94 years with a qualifying day

Days per year at Houston Wb City with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 166 in 1962.

Days at or above 30 C (86 F) per year at Houston Wb City
Year	Days	Decade average
1892	105	116.9
1893	122	116.9
1894	101	116.9
1896	132	116.9
1897	116	116.9
1898	120	116.9
1899	122	116.9
1901	132	146.3
1902	151	146.3
1903	138	146.3
1904	151	146.3
1907	152	146.3
1908	154	146.3
1909	146	146.3
1910	140	130.8
1911	150	130.8
1912	133	130.8
1913	105	130.8
1914	124	130.8
1915	134	130.8
1916	140	130.8
1917	134	130.8
1918	135	130.8
1919	113	130.8
1920	141	137.5
1921	138	137.5
1922	146	137.5
1923	130	137.5
1924	138	137.5
1925	151	137.5
1926	128	137.5
1927	145	137.5
1928	125	137.5
1929	133	137.5
1930	109	128
1931	125	128
1932	118	128
1933	146	128
1934	133	128
1935	116	128
1936	129	128
1937	137	128
1938	124	128
1939	143	128
1940	117	130.1
1941	135	130.1
1942	117	130.1
1943	123	130.1
1944	136	130.1
1945	128	130.1
1946	119	130.1
1947	143	130.1
1948	151	130.1
1949	132	130.1
1950	148	139.9
1951	143	139.9
1952	129	139.9
1953	138	139.9
1954	142	139.9
1955	155	139.9
1956	152	139.9
1957	125	139.9
1958	134	139.9
1959	133	139.9
1960	128	132.4
1961	113	132.4
1962	166	132.4
1963	159	132.4
1964	134	132.4
1965	128	132.4
1966	123	132.4
1967	119	132.4
1968	115	132.4
1969	139	132.4
1970	107	118.6
1971	116	118.6
1972	131	118.6
1973	126	118.6
1974	109	118.6
1975	100	118.6
1976	112	118.6
1977	134	118.6
1978	131	118.6
1979	120	118.6
1980	144	114.2
1981	132	114.2
1982	127	114.2
1983	94	114.2
1984	102	114.2
1985	122	114.2
1986	103	114.2
1987	103	114.2
1988	132	114.2
1989	83	114.2

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

First to last qualifying date each year at Houston Wb City
Year	First date	Last date
1892	1892-04-04	1892-10-08
1893	1893-03-03	1893-10-24
1894	1894-04-15	1894-10-26
1896	1896-04-27	1896-10-06
1897	1897-04-04	1897-10-21
1898	1898-04-27	1898-11-06
1899	1899-03-23	1899-10-22
1901	1901-04-26	1901-10-07
1902	1902-03-28	1902-10-14
1903	1903-04-09	1903-11-10
1904	1904-03-12	1904-10-22
1907	1907-02-17	1907-10-12
1908	1908-03-15	1908-10-06
1909	1909-03-02	1909-10-14
1910	1910-03-22	1910-11-10
1911	1911-03-07	1911-11-10
1912	1912-04-21	1912-10-21
1913	1913-05-17	1913-10-10
1914	1914-04-15	1914-10-19
1915	1915-04-29	1915-11-07
1916	1916-03-22	1916-10-19
1917	1917-05-03	1917-10-28
1918	1918-03-13	1918-10-20
1919	1919-05-13	1919-11-06
1920	1920-02-23	1920-10-19
1921	1921-04-14	1921-11-14
1922	1922-04-05	1922-10-16
1923	1923-04-25	1923-10-03
1924	1924-05-06	1924-10-29
1925	1925-04-03	1925-10-24
1926	1926-05-09	1926-10-22
1927	1927-02-24	1927-11-08
1928	1928-03-13	1928-10-13
1929	1929-03-23	1929-10-18
1930	1930-04-07	1930-10-16
1931	1931-06-04	1931-10-27
1932	1932-04-25	1932-10-23
1933	1933-04-09	1933-10-22
1934	1934-04-11	1934-11-01
1935	1935-03-27	1935-10-28
1936	1936-03-14	1936-10-21
1937	1937-04-16	1937-10-30
1938	1938-04-30	1938-10-30
1939	1939-03-26	1939-10-27
1940	1940-02-28	1940-10-21
1941	1941-05-07	1941-10-25
1942	1942-03-13	1942-10-25
1943	1943-04-12	1943-10-31
1944	1944-04-15	1944-10-21
1945	1945-03-15	1945-11-02
1946	1946-03-29	1946-10-24
1947	1947-05-01	1947-10-31
1948	1948-04-07	1948-10-31
1949	1949-05-01	1949-10-21
1950	1950-05-02	1950-11-02
1951	1951-03-07	1951-10-31
1952	1952-05-01	1952-10-05
1953	1953-04-09	1953-10-15
1954	1954-02-27	1954-10-14
1955	1955-03-11	1955-11-02
1956	1956-04-30	1956-10-20
1957	1957-05-03	1957-11-02
1958	1958-04-03	1958-10-25
1959	1959-04-28	1959-10-26
1960	1960-04-21	1960-10-13
1961	1961-05-14	1961-11-01
1962	1962-02-09	1962-10-23
1963	1963-03-12	1963-11-06
1964	1964-04-24	1964-10-18
1965	1965-04-19	1965-10-16
1966	1966-04-01	1966-10-14
1967	1967-04-14	1967-11-26
1968	1968-04-20	1968-10-30
1969	1969-04-23	1969-11-11
1970	1970-04-28	1970-10-27
1971	1971-03-22	1971-11-02
1972	1972-03-17	1972-10-31
1973	1973-04-25	1973-11-08
1974	1974-03-29	1974-10-18
1975	1975-05-07	1975-11-07
1976	1976-05-11	1976-09-27
1977	1977-04-18	1977-10-31
1978	1978-04-18	1978-11-02
1979	1979-04-12	1979-10-21
1980	1980-03-10	1980-11-09
1981	1981-03-30	1981-10-17
1982	1982-04-05	1982-11-02
1983	1983-05-07	1983-10-05
1984	1984-03-27	1984-10-28
1985	1985-04-15	1985-10-13
1986	1986-02-19	1986-10-02
1987	1987-04-16	1987-10-17
1988	1988-04-26	1988-11-13
1989	1989-03-30	1989-11-14

Every Fixed Threshold

Fixed thresholds at Houston Wb City
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	94	166	1962	83
35 C (95 F): Days	92	71	1902	21
40 C (104 F): Days	5	5	1909	5
90 F (32.2 C): Days	94	121	1902	33
100 F (37.8 C): Days	41	19	1902	2
0 C (32 F): Ice days (max	28	6	1989	6
0 C (32 F): Frost days (min	94	21	1985	21
-10 C (14 F): Days with min	10	3	1899	1
20 C (68 F): Tropical nights (min	96	187	1963	136
25 C (77 F): Days with min	92	109	1980	7
10 mm (0.39 in): Days with 10 mm or more rain	99	50	1919	30
25 mm (0.98 in): Days with 25 mm or more rain	99	23	1919	17
50 mm (1.97 in): Days with 50 mm or more rain	97	10	1959	6
100 mm (3.94 in): Days with 100 mm or more rain	35	4	1943	2
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1945	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1892.

Download the Data

Data for Houston Wb City 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).

Houston Wb City Threshold Days by Year (USW00012945)

Key Facts for Houston Wb City Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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