Martinez Fire STN Threshold Days by Year (USC00045377)

11 fixed thresholds counted per year at Martinez Fire STN (USC00045377): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Martinez Fire STN Thresholds

Martinez Fire STN: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1940 with 31.
Martinez Fire STN: days with a maximum temperature at or above 30 C (86 F) in 27 years, most in 1959 with 80.
Martinez Fire STN: days with a maximum temperature at or above 35 C (95 F) in 27 years, most in 1938 with 24.
Martinez Fire STN: days with a maximum temperature at or above 90 F (32.2 C) in 27 years, most in 1959 with 48.
11 fixed thresholds have at least one qualifying day at Martinez Fire STN.

Days at or above 30 C (86 F)

27 years with a qualifying day

Days per year at Martinez Fire STN with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 80 in 1959.

Days at or above 30 C (86 F) per year at Martinez Fire STN
Year	Days	Decade average
1938	70	72
1939	74	72
1940	52	37.2
1946	20	37.2
1947	32	37.2
1948	33	37.2
1949	49	37.2
1950	57	52.9
1951	33	52.9
1952	61	52.9
1953	42	52.9
1954	46	52.9
1955	50	52.9
1956	37	52.9
1957	61	52.9
1958	62	52.9
1959	80	52.9
1960	59	55.7
1961	67	55.7
1962	42	55.7
1963	52	55.7
1964	61	55.7
1965	33	55.7
1966	61	55.7
1967	64	55.7
1968	57	55.7
1969	61	55.7

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

First to last qualifying date each year at Martinez Fire STN
Year	First date	Last date
1938	1938-04-19	1938-09-22
1939	1939-04-07	1939-10-23
1940	1940-05-14	1940-10-20
1946	1946-06-18	1946-10-10
1947	1947-04-12	1947-10-04
1948	1948-06-22	1948-10-08
1949	1949-05-06	1949-10-13
1950	1950-04-19	1950-10-14
1951	1951-05-26	1951-09-20
1952	1952-03-25	1952-10-03
1953	1953-05-06	1953-10-07
1954	1954-04-17	1954-10-15
1955	1955-05-19	1955-10-14
1956	1956-05-16	1956-09-30
1957	1957-04-28	1957-09-23
1958	1958-05-16	1958-10-17
1959	1959-04-30	1959-10-25
1960	1960-05-31	1960-09-26
1961	1961-06-11	1961-10-16
1962	1962-04-13	1962-10-02
1963	1963-05-17	1963-10-02
1964	1964-04-14	1964-10-22
1965	1965-04-26	1965-10-25
1966	1966-04-01	1966-10-11
1967	1967-05-17	1967-09-21
1968	1968-04-27	1968-09-28
1969	1969-05-06	1969-09-30

Every Fixed Threshold

Fixed thresholds at Martinez Fire STN
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	27	80	1959	61
35 C (95 F): Days	27	24	1938	14
40 C (104 F): Days	11	5	1961	1
90 F (32.2 C): Days	27	48	1959	41
100 F (37.8 C): Days	24	10	1939	2
110 F (43.3 C): Days	1	2	1961	2
0 C (32 F): Frost days (min	27	33	1949	11
20 C (68 F): Tropical nights (min	5	3	1939	1
10 mm (0.39 in): Days with 10 mm or more rain	28	31	1940	23
25 mm (0.98 in): Days with 25 mm or more rain	25	10	1940	7
50 mm (1.97 in): Days with 50 mm or more rain	9	3	1962	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.

Download the Data

Data for Martinez Fire STN 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).

Martinez Fire STN Threshold Days by Year (USC00045377)

Key Facts for Martinez Fire STN Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related