Jal Threshold Days by Year (USC00294346)

18 fixed thresholds counted per year at Jal (USC00294346): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jal Thresholds

Jal: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1986 with 21.
Jal: days with 25 mm (0.98 in) or more of precipitation in 67 years, most in 2007 with 14.
Jal: nights with a minimum temperature at or below 0 C (32 F) in 52 years, most in 1973 with 101.
Jal: nights with a minimum temperature at or above 20 C (68 F) in 52 years, most in 2011 with 85.
18 fixed thresholds have at least one qualifying day at Jal.

Days at or above 30 C (86 F)

50 years with a qualifying day

Days per year at Jal with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 189 in 2011.

Days at or above 30 C (86 F) per year at Jal
Year	Days	Decade average
1923	129	117.5
1925	106	117.5
1949	141	141
1950	182	159.2
1951	163	159.2
1952	160	159.2
1953	162	159.2
1954	174	159.2
1955	148	159.2
1956	176	159.2
1957	139	159.2
1958	130	159.2
1959	158	159.2
1960	158	158.3
1961	160	158.3
1962	166	158.3
1963	176	158.3
1964	160	158.3
1965	157	158.3
1966	145	158.3
1967	166	158.3
1968	146	158.3
1969	149	158.3
1970	148	148
1971	149	148
1972	174	148
1973	139	148
1974	140	148
1975	143	148
1976	132	148
1977	159	148
1980	147	141.2
1981	151	141.2
1982	163	141.2
1983	160	141.2
1984	126	141.2
1985	138	141.2
1986	138	141.2
1987	109	141.2
1988	125	141.2
1989	155	141.2
1990	117	128.5
1991	132	128.5
1992	120	128.5
1993	145	128.5
2003	158	140.7
2004	122	140.7
2007	142	140.7
2010	157	173
2011	189	173

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

First to last qualifying date each year at Jal
Year	First date	Last date
1923	1923-04-06	1923-10-07
1925	1925-03-06	1925-10-06
1949	1949-04-08	1949-11-28
1950	1950-04-01	1950-11-08
1951	1951-04-14	1951-10-21
1952	1952-04-06	1952-11-01
1953	1953-03-20	1953-10-17
1954	1954-03-09	1954-10-18
1955	1955-03-11	1955-10-23
1956	1956-03-05	1956-10-22
1957	1957-04-06	1957-10-08
1958	1958-04-21	1958-10-20
1959	1959-04-02	1959-10-25
1960	1960-03-08	1960-10-14
1961	1961-04-04	1961-10-22
1962	1962-02-11	1962-10-15
1963	1963-03-27	1963-10-30
1964	1964-04-12	1964-10-27
1965	1965-04-07	1965-11-07
1966	1966-03-15	1966-10-13
1967	1967-03-02	1967-10-28
1968	1968-04-15	1968-10-31
1969	1969-04-01	1969-10-19
1970	1970-04-21	1970-11-07
1971	1971-03-13	1971-10-16
1972	1972-02-21	1972-10-18
1973	1973-04-14	1973-11-13
1974	1974-03-01	1974-09-12
1975	1975-04-15	1975-11-08
1976	1976-03-19	1976-10-11
1977	1977-02-22	1977-10-31
1980	1980-04-10	1980-11-08
1981	1981-03-27	1981-11-17
1982	1982-02-23	1982-10-31
1983	1983-03-31	1983-10-18
1984	1984-03-14	1984-09-25
1985	1985-03-11	1985-10-07
1986	1986-02-19	1986-10-02
1987	1987-04-11	1987-10-30
1988	1988-03-21	1988-11-04
1989	1989-02-25	1989-10-15
1990	1990-03-21	1990-10-08
1991	1991-03-05	1991-10-18
1992	1992-04-07	1992-10-15
1993	1993-03-24	1993-10-15
2003	2003-04-01	2003-10-29
2004	2004-03-17	2004-10-21
2007	2007-03-17	2007-11-13
2010	2010-03-31	2010-11-01
2011	2011-02-17	2011-10-26

Every Fixed Threshold

Fixed thresholds at Jal
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	50	189	2011	189
35 C (95 F): Days	50	123	2011	123
40 C (104 F): Days	40	33	1951	28
45 C (113 F): Days	1	1	2011	1
90 F (32.2 C): Days	50	163	2011	163
100 F (37.8 C): Days	50	83	1953	81
110 F (43.3 C): Days	11	4	1951	4
0 C (32 F): Ice days (max	33	7	1949	4
0 C (32 F): Frost days (min	52	101	1973	85
-10 C (14 F): Days with min	48	14	1925	10
-20 C (-4 F): Days with min	3	2	1951	1
20 C (68 F): Tropical nights (min	52	85	2011	85
25 C (77 F): Days with min	15	5	2011	5
10 mm (0.39 in): Days with 10 mm or more rain	70	21	1986	10
25 mm (0.98 in): Days with 25 mm or more rain	67	14	2007	3
50 mm (1.97 in): Days with 50 mm or more rain	35	3	2007	1
100 mm (3.94 in): Days with 100 mm or more rain	5	2	2010	2
10 cm (3.9 in): Days with 10 cm or more snowfall	18	3	1969	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

Data for Jal 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).

Jal Threshold Days by Year (USC00294346)

Key Facts for Jal Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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