Gavilan Threshold Days by Year (USC00293505)

14 fixed thresholds counted per year at Gavilan (USC00293505): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Gavilan Thresholds

Gavilan: nights with a minimum temperature at or below 0 C (32 F) in 38 years, most in 1956 with 281.
Gavilan: nights with a minimum temperature at or below -10 C (14 F) in 38 years, most in 1967 with 146.
Gavilan: nights with a minimum temperature at or below -20 C (-4 F) in 38 years, most in 1953 with 60.
Gavilan: days with a maximum temperature at or above 30 C (86 F) in 36 years, most in 1951 with 50.
14 fixed thresholds have at least one qualifying day at Gavilan.

Days at or above 30 C (86 F)

36 years with a qualifying day

Days per year at Gavilan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 50 in 1951.

Days at or above 30 C (86 F) per year at Gavilan
Year	Days	Decade average
1931	30	22.5
1932	17	22.5
1933	29	22.5
1934	25	22.5
1936	27	22.5
1937	15	22.5
1938	10	22.5
1939	27	22.5
1940	36	25.8
1941	1	25.8
1942	29	25.8
1943	26	25.8
1944	28	25.8
1945	18	25.8
1946	29	25.8
1947	21	25.8
1949	44	25.8
1950	48	35.1
1951	50	35.1
1952	34	35.1
1953	45	35.1
1954	32	35.1
1955	10	35.1
1956	39	35.1
1958	24	35.1
1959	34	35.1
1960	47	31.7
1961	31	31.7
1962	32	31.7
1963	35	31.7
1964	30	31.7
1965	21	31.7
1966	28	31.7
1967	23	31.7
1968	26	31.7
1969	44	31.7

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

First to last qualifying date each year at Gavilan
Year	First date	Last date
1931	1931-06-01	1931-08-28
1932	1932-06-26	1932-08-25
1933	1933-06-10	1933-09-06
1934	1934-06-12	1934-08-19
1936	1936-06-13	1936-08-25
1937	1937-06-20	1937-08-12
1938	1938-07-09	1938-08-23
1939	1939-06-12	1939-08-20
1940	1940-06-14	1940-08-17
1941	1941-08-02	1941-08-02
1942	1942-06-17	1942-08-21
1943	1943-06-23	1943-08-14
1944	1944-06-24	1944-08-23
1945	1945-06-22	1945-09-05
1946	1946-06-04	1946-08-17
1947	1947-05-04	1947-09-03
1949	1949-07-01	1949-09-22
1950	1950-06-06	1950-10-11
1951	1951-05-26	1951-09-03
1952	1952-06-08	1952-09-06
1953	1953-06-09	1953-09-20
1954	1954-06-17	1954-09-01
1955	1955-06-08	1955-09-13
1956	1956-05-31	1956-09-18
1958	1958-06-23	1958-08-14
1959	1959-06-06	1959-09-09
1960	1960-06-18	1960-09-05
1961	1961-06-10	1961-08-10
1962	1962-06-20	1962-09-19
1963	1963-06-20	1963-08-25
1964	1964-05-25	1964-08-09
1965	1965-06-29	1965-08-28
1966	1966-06-15	1966-09-23
1967	1967-05-23	1967-08-25
1968	1968-06-16	1968-09-11
1969	1969-05-29	1969-08-28

Every Fixed Threshold

Fixed thresholds at Gavilan
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	36	50	1951	44
35 C (95 F): Days	7	2	1953	1
90 F (32.2 C): Days	34	30	1951	11
0 C (32 F): Ice days (max	36	35	1932	16
0 C (32 F): Frost days (min	38	281	1956	241
-10 C (14 F): Days with min	38	146	1967	106
-20 C (-4 F): Days with min	38	60	1953	34
-30 C (-22 F): Days with min	35	20	1949	2
-40 C (-40 F): Days with min	7	2	1949	2
10 mm (0.39 in): Days with 10 mm or more rain	36	25	1931	16
25 mm (0.98 in): Days with 25 mm or more rain	20	3	1931	2
50 mm (1.97 in): Days with 50 mm or more rain	1	1	1950	1
10 cm (3.9 in): Days with 10 cm or more snowfall	35	13	1961	8
25 cm (9.8 in): Days with 25 cm or more snowfall	5	2	1961	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1931.

Download the Data

Data for Gavilan 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).

Gavilan Threshold Days by Year (USC00293505)

Key Facts for Gavilan Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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