Vale Threshold Days by Year (USC00358797)

17 fixed thresholds counted per year at Vale (USC00358797): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vale Thresholds

Vale: days with 10 mm (0.39 in) or more of precipitation in 92 years, most in 1913 with 10.
Vale: nights with a minimum temperature at or below 0 C (32 F) in 87 years, most in 1895 with 197.
Vale: nights with a minimum temperature at or below -10 C (14 F) in 87 years, most in 1985 with 72.
Vale: days with a maximum temperature at or above 30 C (86 F) in 80 years, most in 1974 with 104.
17 fixed thresholds have at least one qualifying day at Vale.

Days at or above 30 C (86 F)

80 years with a qualifying day

Days per year at Vale with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 104 in 1974.

Days at or above 30 C (86 F) per year at Vale
Year	Days	Decade average
1893	60	61.3
1894	65	61.3
1895	54	61.3
1896	66	61.3
1897	57	61.3
1898	75	61.3
1899	52	61.3
1908	75	77.5
1909	80	77.5
1910	90	78.6
1911	84	78.6
1912	60	78.6
1913	77	78.6
1916	82	78.6
1923	74	70.5
1925	61	70.5
1926	76	70.5
1927	67	70.5
1928	70	70.5
1929	75	70.5
1931	86	77.6
1933	89	77.6
1934	100	77.6
1935	80	77.6
1936	72	77.6
1937	66	77.6
1938	62	77.6
1939	66	77.6
1940	79	52.8
1941	52	52.8
1942	58	52.8
1943	56	52.8
1944	31	52.8
1945	38	52.8
1946	50	52.8
1947	61	52.8
1948	50	52.8
1951	79	81.7
1952	89	81.7
1953	70	81.7
1954	65	81.7
1955	72	81.7
1956	90	81.7
1957	92	81.7
1958	93	81.7
1959	85	81.7
1960	96	85.2
1961	101	85.2
1962	87	85.2
1963	86	85.2
1964	64	85.2
1965	70	85.2
1966	93	85.2
1967	98	85.2
1968	69	85.2
1969	88	85.2
1970	88	86.1
1971	76	86.1
1972	86	86.1
1973	99	86.1
1974	104	86.1
1975	74	86.1
1976	75	86.1
1978	72	86.1
1979	101	86.1
1980	75	81.9
1981	94	81.9
1982	70	81.9
1983	72	81.9
1984	80	81.9
1985	59	81.9
1986	87	81.9
1987	96	81.9
1988	104	81.9
2001	57	72.8
2002	72	72.8
2003	94	72.8
2004	68	72.8
2010	65	67
2011	69	67

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

First to last qualifying date each year at Vale
Year	First date	Last date
1893	1893-06-05	1893-09-06
1894	1894-05-25	1894-08-28
1895	1895-05-13	1895-09-03
1896	1896-06-12	1896-09-07
1897	1897-04-26	1897-08-29
1898	1898-04-25	1898-09-26
1899	1899-06-15	1899-09-26
1908	1908-04-12	1908-09-21
1909	1909-05-03	1909-09-27
1910	1910-04-23	1910-10-09
1911	1911-05-04	1911-10-08
1912	1912-06-01	1912-09-13
1913	1913-05-06	1913-09-18
1916	1916-04-26	1916-09-22
1923	1923-05-08	1923-09-14
1925	1925-05-06	1925-09-03
1926	1926-04-28	1926-09-05
1927	1927-04-25	1927-09-21
1928	1928-05-05	1928-09-18
1929	1929-05-20	1929-09-17
1931	1931-05-06	1931-09-17
1933	1933-05-25	1933-10-09
1934	1934-04-12	1934-10-01
1935	1935-05-21	1935-10-03
1936	1936-04-16	1936-09-22
1937	1937-05-13	1937-09-17
1938	1938-05-25	1938-09-23
1939	1939-04-28	1939-09-10
1940	1940-05-10	1940-09-11
1941	1941-05-11	1941-08-22
1942	1942-04-21	1942-09-05
1943	1943-06-17	1943-09-27
1944	1944-06-24	1944-09-11
1945	1945-06-19	1945-09-14
1946	1946-04-25	1946-08-27
1947	1947-05-02	1947-09-05
1948	1948-05-16	1948-09-14
1951	1951-05-22	1951-09-20
1952	1952-05-27	1952-10-04
1953	1953-05-06	1953-09-20
1954	1954-05-15	1954-09-26
1955	1955-05-20	1955-09-11
1956	1956-04-21	1956-09-26
1957	1957-05-27	1957-10-01
1958	1958-05-10	1958-09-29
1959	1959-05-12	1959-09-14
1960	1960-05-10	1960-09-28
1961	1961-05-20	1961-09-16
1962	1962-04-14	1962-09-26
1963	1963-05-18	1963-10-03
1964	1964-05-16	1964-09-13
1965	1965-05-12	1965-09-03
1966	1966-05-02	1966-09-24
1967	1967-05-17	1967-09-29
1968	1968-05-28	1968-09-12
1969	1969-05-07	1969-09-12
1970	1970-05-16	1970-09-30
1971	1971-05-03	1971-10-08
1972	1972-05-14	1972-09-18
1973	1973-05-13	1973-09-14
1974	1974-05-25	1974-09-25
1975	1975-05-15	1975-09-17
1976	1976-05-08	1976-09-06
1978	1978-05-14	1978-09-28
1979	1979-05-16	1979-10-08
1980	1980-05-05	1980-09-18
1981	1981-05-01	1981-09-19
1982	1982-05-02	1982-09-10
1983	1983-05-23	1983-09-16
1984	1984-05-29	1984-09-19
1985	1985-05-22	1985-08-29
1986	1986-04-21	1986-09-08
1987	1987-04-26	1987-10-08
1988	1988-05-11	1988-10-08
2001	2001-05-12	2001-10-02
2002	2002-05-19	2002-09-15
2003	2003-05-23	2003-10-06
2004	2004-05-03	2004-09-11
2010	2010-06-23	2010-10-02
2011	2011-06-21	2011-10-01

Every Fixed Threshold

Fixed thresholds at Vale
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	80	104	1974	69
35 C (95 F): Days	80	64	1961	10
40 C (104 F): Days	44	15	1960	10
90 F (32.2 C): Days	80	81	1961	50
100 F (37.8 C): Days	74	36	1961	1
110 F (43.3 C): Days	7	1	1910	1
0 C (32 F): Ice days (max	79	78	1985	13
0 C (32 F): Frost days (min	87	197	1895	132
-10 C (14 F): Days with min	87	72	1985	17
-20 C (-4 F): Days with min	49	31	1985	1
-30 C (-22 F): Days with min	8	3	1972	2
20 C (68 F): Tropical nights (min	61	9	1984	4
25 C (77 F): Days with min	5	1	1934	1
10 mm (0.39 in): Days with 10 mm or more rain	92	10	1913	9
25 mm (0.98 in): Days with 25 mm or more rain	15	2	1925	1
10 cm (3.9 in): Days with 10 cm or more snowfall	33	3	1974	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1972	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

Data for Vale 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).

Vale Threshold Days by Year (USC00358797)

Key Facts for Vale Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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