Encinal Threshold Days by Year

17 fixed thresholds counted per year at Encinal (USC00412906): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Encinal Thresholds

Encinal: days with 10 mm (0.39 in) or more of precipitation in 99 years, most in 1919 with 33.
Encinal: days with 25 mm (0.98 in) or more of precipitation in 98 years, most in 1919 with 16.
Encinal: days with 50 mm (1.97 in) or more of precipitation in 86 years, most in 1971 with 5.
Encinal: days with a maximum temperature at or above 30 C (86 F) in 83 years, most in 1921 with 259.
17 fixed thresholds have at least one qualifying day at Encinal.

Days at or above 30 C (86 F)

83 years with a qualifying day

Days per year at Encinal with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 259 in 1921.

Days at or above 30 C (86 F) per year at Encinal
Year	Days	Decade average
1908	213	213
1910	218	198.9
1912	130	198.9
1915	191	198.9
1916	229	198.9
1917	229	198.9
1918	216	198.9
1919	179	198.9
1920	201	217.6
1921	259	217.6
1922	223	217.6
1923	211	217.6
1924	199	217.6
1925	234	217.6
1926	217	217.6
1927	242	217.6
1928	194	217.6
1929	196	217.6
1930	177	198.8
1931	175	198.8
1932	181	198.8
1933	220	198.8
1934	215	198.8
1935	203	198.8
1936	195	198.8
1938	220	198.8
1939	203	198.8
1940	169	187.9
1941	158	187.9
1942	188	187.9
1943	202	187.9
1944	192	187.9
1945	204	187.9
1946	191	187.9
1948	200	187.9
1949	187	187.9
1950	213	206.7
1951	214	206.7
1952	213	206.7
1953	209	206.7
1954	217	206.7
1955	230	206.7
1956	226	206.7
1957	189	206.7
1958	163	206.7
1959	193	206.7
1960	198	204.3
1961	201	204.3
1962	222	204.3
1963	230	204.3
1964	207	204.3
1965	195	204.3
1966	198	204.3
1967	206	204.3
1968	184	204.3
1969	202	204.3
1970	176	185.7
1971	202	185.7
1972	213	185.7
1973	147	185.7
1974	189	185.7
1975	205	185.7
1976	157	185.7
1978	195	185.7
1979	187	185.7
1980	191	184
1981	169	184
1982	180	184
1984	189	184
1985	166	184
1986	181	184
1988	212	184
1991	234	189.4
1992	166	189.4
1993	177	189.4
1996	184	189.4
1997	186	189.4
2000	192	205.2
2001	182	205.2
2005	210	205.2
2008	226	205.2
2009	216	205.2
2013	184	184

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

First to last qualifying date each year at Encinal
Year	First date	Last date
1908	1908-01-21	1908-12-16
1910	1910-01-17	1910-11-26
1912	1912-01-26	1912-10-11
1915	1915-03-25	1915-12-31
1916	1916-01-05	1916-12-24
1917	1917-01-29	1917-12-07
1918	1918-01-25	1918-12-09
1919	1919-02-13	1919-11-09
1920	1920-02-23	1920-12-20
1921	1921-01-16	1921-12-30
1922	1922-01-19	1922-12-04
1923	1923-01-06	1923-12-28
1924	1924-03-25	1924-12-13
1925	1925-01-24	1925-12-06
1926	1926-02-08	1926-11-29
1927	1927-01-08	1927-12-01
1928	1928-03-05	1928-11-15
1929	1929-03-07	1929-10-30
1930	1930-02-13	1930-10-16
1931	1931-03-23	1931-11-23
1932	1932-02-28	1932-11-07
1933	1933-02-23	1933-12-26
1934	1934-01-02	1934-11-19
1935	1935-03-05	1935-11-10
1936	1936-01-16	1936-11-02
1938	1938-01-18	1938-11-17
1939	1939-03-04	1939-12-12
1940	1940-02-28	1940-10-29
1941	1941-03-31	1941-11-17
1942	1942-02-05	1942-12-03
1943	1943-01-22	1943-11-07
1944	1944-02-25	1944-11-12
1945	1945-02-14	1945-11-17
1946	1946-01-04	1946-12-07
1948	1948-01-01	1948-12-14
1949	1949-01-04	1949-11-30
1950	1950-01-25	1950-11-20
1951	1951-02-13	1951-12-31
1952	1952-01-01	1952-11-18
1953	1953-01-08	1953-12-06
1954	1954-01-21	1954-12-28
1955	1955-02-20	1955-12-26
1956	1956-01-29	1956-12-07
1957	1957-01-10	1957-11-03
1958	1958-04-04	1958-11-17
1959	1959-01-21	1959-11-05
1960	1960-02-10	1960-11-28
1961	1961-03-05	1961-11-02
1962	1962-02-05	1962-11-18
1963	1963-01-11	1963-11-22
1964	1964-03-07	1964-12-30
1965	1965-01-07	1965-11-27
1966	1966-03-03	1966-12-22
1967	1967-03-04	1967-11-27
1968	1968-03-11	1968-11-06
1969	1969-01-09	1969-11-18
1970	1970-03-26	1970-12-23
1971	1971-01-04	1971-11-03
1972	1972-01-21	1972-11-28
1973	1973-01-21	1973-12-31
1974	1974-01-21	1974-11-24
1975	1975-01-08	1975-12-06
1976	1976-02-04	1976-11-12
1978	1978-03-01	1978-12-03
1979	1979-02-15	1979-11-27
1980	1980-02-20	1980-11-10
1981	1981-03-29	1981-12-22
1982	1982-01-23	1982-11-22
1984	1984-02-15	1984-11-16
1985	1985-03-04	1985-11-23
1986	1986-02-17	1986-11-19
1988	1988-02-29	1988-11-10
1991	1991-02-14	1991-10-30
1992	1992-03-10	1992-11-12
1993	1993-03-08	1993-11-14
1996	1996-02-20	1996-11-24
1997	1997-01-05	1997-11-04
2000	2000-01-20	2000-11-04
2001	2001-02-24	2001-11-26
2005	2005-02-16	2005-12-30
2008	2008-01-07	2008-12-27
2009	2009-01-04	2009-10-30
2013	2013-01-30	2013-12-04

Every Fixed Threshold

Fixed thresholds at Encinal
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	83	259	1921	184
35 C (95 F): Days	83	173	1921	105
40 C (104 F): Days	81	84	1925	13
45 C (113 F): Days	4	3	1925	1
90 F (32.2 C): Days	83	225	1921	153
100 F (37.8 C): Days	82	111	1925	46
110 F (43.3 C): Days	24	31	1925	3
0 C (32 F): Ice days (max	8	3	1985	2
0 C (32 F): Frost days (min	78	37	1966	10
-10 C (14 F): Days with min	3	2	1962	2
20 C (68 F): Tropical nights (min	79	164	1908	142
25 C (77 F): Days with min	70	36	1988	2
10 mm (0.39 in): Days with 10 mm or more rain	99	33	1919	12
25 mm (0.98 in): Days with 25 mm or more rain	98	16	1919	5
50 mm (1.97 in): Days with 50 mm or more rain	86	5	1971	2
100 mm (3.94 in): Days with 100 mm or more rain	21	2	1967	1
200 mm (7.87 in): Days with 200 mm or more rain	2	1	1919	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.

Download the Data

Data for Encinal 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Encinal Threshold Days by Year

Key Facts for Encinal Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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