Grapeview 3 SW Threshold Days by Year (USC00453284)

14 fixed thresholds counted per year at Grapeview 3 SW (USC00453284): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Grapeview 3 SW Thresholds

Grapeview 3 SW: nights with a minimum temperature at or below 0 C (32 F) in 84 years, most in 1985 with 90.
Grapeview 3 SW: days with a maximum temperature at or above 30 C (86 F) in 81 years, most in 1908 with 27.
Grapeview 3 SW: days with 10 mm (0.39 in) or more of precipitation in 79 years, most in 1983 with 70.
Grapeview 3 SW: days with 25 mm (0.98 in) or more of precipitation in 79 years, most in 1932 with 20.
14 fixed thresholds have at least one qualifying day at Grapeview 3 SW.

Days at or above 30 C (86 F)

81 years with a qualifying day

Days per year at Grapeview 3 SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 27 in 1908.

Days at or above 30 C (86 F) per year at Grapeview 3 SW
Year	Days	Decade average
1908	27	17.5
1909	8	17.5
1910	12	18.1
1911	17	18.1
1912	15	18.1
1913	17	18.1
1914	21	18.1
1915	17	18.1
1916	13	18.1
1917	23	18.1
1918	25	18.1
1919	21	18.1
1920	22	16.2
1921	5	16.2
1922	15	16.2
1923	21	16.2
1924	18	16.2
1925	15	16.2
1926	25	16.2
1927	15	16.2
1928	14	16.2
1929	12	16.2
1930	7	9.8
1931	8	9.8
1932	7	9.8
1933	11	9.8
1934	5	9.8
1935	16	9.8
1936	6	9.8
1937	9	9.8
1938	13	9.8
1939	16	9.8
1940	12	9.9
1941	12	9.9
1942	11	9.9
1943	6	9.9
1944	9	9.9
1945	14	9.9
1946	10	9.9
1948	6	9.9
1949	9	9.9
1950	7	10.9
1951	16	10.9
1952	10	10.9
1953	7	10.9
1955	4	10.9
1956	14	10.9
1957	2	10.9
1958	26	10.9
1959	12	10.9
1960	15	10.1
1961	16	10.1
1962	9	10.1
1963	4	10.1
1964	2	10.1
1965	10	10.1
1966	2	10.1
1967	25	10.1
1968	11	10.1
1969	7	10.1
1970	10	6.6
1972	13	6.6
1973	6	6.6
1974	4	6.6
1975	2	6.6
1977	10	6.6
1978	4	6.6
1979	4	6.6
1981	6	7.3
1982	4	7.3
1983	2	7.3
1984	3	7.3
1985	13	7.3
1986	12	7.3
1987	10	7.3
1988	13	7.3
1989	3	7.3
1990	11	8
1991	5	8
1992	12	8
1994	4	8

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

First to last qualifying date each year at Grapeview 3 SW
Year	First date	Last date
1908	1908-06-08	1908-09-04
1909	1909-06-09	1909-09-06
1910	1910-04-23	1910-09-13
1911	1911-05-31	1911-08-30
1912	1912-05-12	1912-08-22
1913	1913-06-01	1913-08-29
1914	1914-05-13	1914-08-24
1915	1915-06-29	1915-08-28
1916	1916-06-13	1916-08-26
1917	1917-06-13	1917-08-28
1918	1918-06-05	1918-09-16
1919	1919-07-08	1919-09-10
1920	1920-05-07	1920-09-01
1921	1921-07-22	1921-08-12
1922	1922-05-16	1922-09-11
1923	1923-06-05	1923-09-07
1924	1924-05-12	1924-09-12
1925	1925-06-20	1925-09-23
1926	1926-04-27	1926-09-04
1927	1927-06-20	1927-08-18
1928	1928-05-20	1928-08-31
1929	1929-07-08	1929-09-10
1930	1930-07-12	1930-08-13
1931	1931-05-30	1931-08-16
1932	1932-06-10	1932-08-06
1933	1933-06-12	1933-08-26
1934	1934-08-22	1934-08-26
1935	1935-06-06	1935-09-08
1936	1936-07-20	1936-08-28
1937	1937-06-01	1937-09-14
1938	1938-06-06	1938-09-14
1939	1939-05-13	1939-08-22
1940	1940-06-10	1940-09-23
1941	1941-06-11	1941-08-19
1942	1942-06-30	1942-08-22
1943	1943-06-29	1943-09-09
1944	1944-06-09	1944-09-10
1945	1945-05-02	1945-08-21
1946	1946-07-20	1946-09-10
1948	1948-06-06	1948-09-09
1949	1949-06-05	1949-09-06
1950	1950-06-16	1950-08-26
1951	1951-06-21	1951-09-15
1952	1952-07-08	1952-09-22
1953	1953-05-05	1953-09-04
1955	1955-06-09	1955-09-05
1956	1956-05-17	1956-09-06
1957	1957-09-11	1957-09-14
1958	1958-05-18	1958-09-07
1959	1959-06-01	1959-08-07
1960	1960-07-05	1960-08-09
1961	1961-05-19	1961-08-22
1962	1962-07-22	1962-09-05
1963	1963-05-21	1963-09-09
1964	1964-07-11	1964-08-24
1965	1965-06-30	1965-08-18
1966	1966-08-20	1966-08-21
1967	1967-06-16	1967-09-27
1968	1968-07-02	1968-08-10
1969	1969-05-22	1969-07-23
1970	1970-06-01	1970-08-22
1972	1972-05-28	1972-09-03
1973	1973-05-13	1973-09-05
1974	1974-07-31	1974-08-30
1975	1975-06-01	1975-07-24
1977	1977-08-02	1977-08-18
1978	1978-07-21	1978-08-08
1979	1979-07-16	1979-09-14
1981	1981-08-07	1981-09-07
1982	1982-06-18	1982-08-24
1983	1983-05-28	1983-05-29
1984	1984-07-16	1984-08-26
1985	1985-06-17	1985-08-23
1986	1986-05-31	1986-09-06
1987	1987-06-26	1987-09-01
1988	1988-05-21	1988-09-03
1989	1989-06-04	1989-09-22
1990	1990-06-21	1990-09-22
1991	1991-07-02	1991-08-19
1992	1992-05-04	1992-08-17
1994	1994-07-21	1994-08-28

Every Fixed Threshold

Fixed thresholds at Grapeview 3 SW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	81	27	1908	4
35 C (95 F): Days	36	7	1913	1
90 F (32.2 C): Days	71	14	1958	3
100 F (37.8 C): Days	4	2	1941	1
0 C (32 F): Ice days (max	44	17	1950	6
0 C (32 F): Frost days (min	84	90	1985	26
-10 C (14 F): Days with min	15	7	1950	3
20 C (68 F): Tropical nights (min	4	7	1923	1
10 mm (0.39 in): Days with 10 mm or more rain	79	70	1983	41
25 mm (0.98 in): Days with 25 mm or more rain	79	20	1932	12
50 mm (1.97 in): Days with 50 mm or more rain	63	7	1909	4
100 mm (3.94 in): Days with 100 mm or more rain	10	2	1921	1
10 cm (3.9 in): Days with 10 cm or more snowfall	13	3	1935	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1943	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1908.

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Data for Grapeview 3 SW 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).

Grapeview 3 SW Threshold Days by Year (USC00453284)

Key Facts for Grapeview 3 SW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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