Ysleta Threshold Days by Year (USC00419966)

17 fixed thresholds counted per year at Ysleta (USC00419966): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ysleta Thresholds

Ysleta: days with 10 mm (0.39 in) or more of precipitation in 58 years, most in 1941 with 13.
Ysleta: days with a maximum temperature at or above 30 C (86 F) in 57 years, most in 2001 with 178.
Ysleta: days with a maximum temperature at or above 35 C (95 F) in 57 years, most in 1982 with 118.
Ysleta: days with a maximum temperature at or above 90 F (32.2 C) in 57 years, most in 1998 with 151.
17 fixed thresholds have at least one qualifying day at Ysleta.

Days at or above 30 C (86 F)

57 years with a qualifying day

Days per year at Ysleta with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 178 in 2001.

Days at or above 30 C (86 F) per year at Ysleta
Year	Days	Decade average
1939	156	156
1940	143	140.7
1941	123	140.7
1942	131	140.7
1943	150	140.7
1944	127	140.7
1945	138	140.7
1947	155	140.7
1948	152	140.7
1949	147	140.7
1950	160	152.3
1951	160	152.3
1952	150	152.3
1953	153	152.3
1954	163	152.3
1955	143	152.3
1956	165	152.3
1957	133	152.3
1958	139	152.3
1959	157	152.3
1960	147	145.6
1961	148	145.6
1962	147	145.6
1963	162	145.6
1964	140	145.6
1965	140	145.6
1966	129	145.6
1967	137	145.6
1968	149	145.6
1969	157	145.6
1970	139	142.8
1973	147	142.8
1974	143	142.8
1975	146	142.8
1976	125	142.8
1977	148	142.8
1978	144	142.8
1979	150	142.8
1980	144	159
1981	174	159
1982	172	159
1983	158	159
1984	157	159
1985	153	159
1986	157	159
1987	146	159
1988	154	159
1989	175	159
1991	156	162.3
1992	161	162.3
1993	163	162.3
1994	158	162.3
1995	165	162.3
1996	169	162.3
1997	160	162.3
1998	166	162.3
2001	178	178

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

First to last qualifying date each year at Ysleta
Year	First date	Last date
1939	1939-04-09	1939-10-06
1940	1940-04-01	1940-10-09
1941	1941-05-06	1941-10-13
1942	1942-04-02	1942-10-09
1943	1943-03-27	1943-10-16
1944	1944-04-27	1944-10-18
1945	1945-04-18	1945-09-27
1947	1947-04-17	1947-10-21
1948	1948-04-10	1948-10-16
1949	1949-04-25	1949-10-08
1950	1950-03-29	1950-11-01
1951	1951-04-24	1951-10-18
1952	1952-04-06	1952-10-26
1953	1953-03-25	1953-10-17
1954	1954-04-03	1954-10-19
1955	1955-04-15	1955-10-22
1956	1956-04-27	1956-10-25
1957	1957-04-16	1957-10-03
1958	1958-04-19	1958-10-10
1959	1959-04-03	1959-10-24
1960	1960-03-23	1960-10-09
1961	1961-04-05	1961-10-22
1962	1962-04-14	1962-10-16
1963	1963-03-28	1963-10-16
1964	1964-04-17	1964-10-31
1965	1965-04-17	1965-10-15
1966	1966-04-03	1966-10-13
1967	1967-03-29	1967-10-23
1968	1968-03-30	1968-10-29
1969	1969-03-31	1969-10-19
1970	1970-04-18	1970-09-26
1973	1973-04-14	1973-11-10
1974	1974-03-18	1974-10-12
1975	1975-03-21	1975-10-21
1976	1976-04-12	1976-10-01
1977	1977-04-08	1977-10-02
1978	1978-04-02	1978-10-13
1979	1979-04-15	1979-10-26
1980	1980-04-10	1980-10-06
1981	1981-03-28	1981-11-09
1982	1982-03-11	1982-10-27
1983	1983-04-25	1983-11-21
1984	1984-03-27	1984-10-09
1985	1985-04-11	1985-10-07
1986	1986-03-26	1986-10-19
1987	1987-04-15	1987-10-29
1988	1988-03-24	1988-11-04
1989	1989-03-09	1989-10-25
1991	1991-04-01	1991-10-18
1992	1992-04-08	1992-10-21
1993	1993-04-01	1993-10-16
1994	1994-04-17	1994-10-23
1995	1995-03-21	1995-10-29
1996	1996-03-13	1996-10-14
1997	1997-03-21	1997-10-19
1998	1998-03-24	1998-10-16
2001	2001-03-21	2001-11-04

Every Fixed Threshold

Fixed thresholds at Ysleta
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	57	178	2001	178
35 C (95 F): Days	57	118	1982	116
40 C (104 F): Days	50	39	1980	17
45 C (113 F): Days	2	2	1994	2
90 F (32.2 C): Days	57	151	1998	150
100 F (37.8 C): Days	57	88	1982	60
110 F (43.3 C): Days	13	9	1980	2
0 C (32 F): Ice days (max	17	6	1949	1
0 C (32 F): Frost days (min	56	122	1945	41
-10 C (14 F): Days with min	40	12	1949	3
-20 C (-4 F): Days with min	2	1	1948	1
20 C (68 F): Tropical nights (min	56	89	1994	73
25 C (77 F): Days with min	15	6	1994	1
10 mm (0.39 in): Days with 10 mm or more rain	58	13	1941	1
25 mm (0.98 in): Days with 25 mm or more rain	33	5	1974	1
50 mm (1.97 in): Days with 50 mm or more rain	4	1	1958	1
10 cm (3.9 in): Days with 10 cm or more snowfall	9	2	1960	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1939.

Download the Data

Data for Ysleta 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).

Ysleta Threshold Days by Year (USC00419966)

Key Facts for Ysleta Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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