Port Lavaca 2 Threshold Days by Year (USC00417182)

16 fixed thresholds counted per year at Port Lavaca 2 (USC00417182): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Port Lavaca 2 Thresholds

Port Lavaca 2: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1958 with 43.
Port Lavaca 2: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1960 with 22.
Port Lavaca 2: days with 50 mm (1.97 in) or more of precipitation in 47 years, most in 1967 with 9.
Port Lavaca 2: nights with a minimum temperature at or above 20 C (68 F) in 44 years, most in 1963 with 185.
16 fixed thresholds have at least one qualifying day at Port Lavaca 2.

Days at or above 30 C (86 F)

43 years with a qualifying day

Days per year at Port Lavaca 2 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 174 in 1963.

Days at or above 30 C (86 F) per year at Port Lavaca 2
Year	Days	Decade average
1901	116	137
1902	140	137
1904	122	137
1905	146	137
1906	141	137
1907	133	137
1908	146	137
1909	152	137
1910	172	160.7
1911	170	160.7
1912	140	160.7
1941	145	141.7
1948	140	141.7
1949	140	141.7
1950	153	145.8
1951	137	145.8
1952	119	145.8
1953	154	145.8
1954	146	145.8
1955	160	145.8
1956	167	145.8
1957	131	145.8
1958	150	145.8
1959	141	145.8
1960	137	144.6
1961	137	144.6
1962	157	144.6
1963	174	144.6
1964	136	144.6
1965	142	144.6
1966	134	144.6
1967	140	144.6
1968	144	144.6
1970	134	130.2
1971	133	130.2
1972	162	130.2
1975	113	130.2
1977	109	130.2
1983	118	128.8
1984	132	128.8
1985	142	128.8
1986	134	128.8
1987	118	128.8

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

First to last qualifying date each year at Port Lavaca 2
Year	First date	Last date
1901	1901-03-25	1901-10-02
1902	1902-04-30	1902-10-19
1904	1904-05-26	1904-10-22
1905	1905-05-07	1905-10-19
1906	1906-04-23	1906-10-18
1907	1907-04-06	1907-10-27
1908	1908-04-05	1908-10-21
1909	1909-03-02	1909-11-22
1910	1910-03-01	1910-11-27
1911	1911-03-07	1911-10-21
1912	1912-03-14	1912-10-21
1941	1941-04-24	1941-10-25
1948	1948-04-09	1948-12-11
1949	1949-03-06	1949-10-24
1950	1950-03-29	1950-11-07
1951	1951-04-21	1951-10-31
1952	1952-05-05	1952-10-05
1953	1953-03-22	1953-10-21
1954	1954-02-28	1954-10-15
1955	1955-03-22	1955-11-03
1956	1956-04-07	1956-11-03
1957	1957-05-04	1957-10-16
1958	1958-04-04	1958-10-26
1959	1959-05-07	1959-11-05
1960	1960-05-12	1960-11-13
1961	1961-04-28	1961-11-02
1962	1962-02-10	1962-10-29
1963	1963-02-03	1963-11-08
1964	1964-04-25	1964-12-26
1965	1965-04-21	1965-11-25
1966	1966-03-04	1966-10-23
1967	1967-03-16	1967-11-25
1968	1968-05-04	1968-11-16
1970	1970-04-20	1970-10-27
1971	1971-04-23	1971-11-02
1972	1972-03-17	1972-11-12
1975	1975-03-07	1975-10-24
1977	1977-03-19	1977-10-24
1983	1983-03-06	1983-10-20
1984	1984-03-27	1984-11-08
1985	1985-04-16	1985-10-26
1986	1986-02-20	1986-10-07
1987	1987-04-14	1987-10-27

Every Fixed Threshold

Fixed thresholds at Port Lavaca 2
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	43	174	1963	118
35 C (95 F): Days	42	98	1911	17
40 C (104 F): Days	3	2	1954	1
90 F (32.2 C): Days	43	141	1911	84
100 F (37.8 C): Days	23	7	1954	1
0 C (32 F): Ice days (max	8	4	1983	4
0 C (32 F): Frost days (min	43	24	1948	2
-10 C (14 F): Days with min	3	1	1949	1
20 C (68 F): Tropical nights (min	44	185	1963	143
25 C (77 F): Days with min	44	67	1972	31
10 mm (0.39 in): Days with 10 mm or more rain	50	43	1958	34
25 mm (0.98 in): Days with 25 mm or more rain	50	22	1960	13
50 mm (1.97 in): Days with 50 mm or more rain	47	9	1967	4
100 mm (3.94 in): Days with 100 mm or more rain	27	3	1960	2
200 mm (7.87 in): Days with 200 mm or more rain	4	2	1960	1
10 cm (3.9 in): Days with 10 cm or more snowfall	1	1	1960	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Port Lavaca 2 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).

Port Lavaca 2 Threshold Days by Year (USC00417182)

Key Facts for Port Lavaca 2 Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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