Iloilo Threshold Days by Year (RP000986370)

11 fixed thresholds counted per year at Iloilo (RP000986370): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Iloilo Thresholds

Iloilo: days with a maximum temperature at or above 30 C (86 F) in 49 years, most in 1998 with 350.
Iloilo: days with a maximum temperature at or above 90 F (32.2 C) in 49 years, most in 1998 with 243.
Iloilo: nights with a minimum temperature at or above 20 C (68 F) in 48 years, most in 1952 with 366.
Iloilo: nights with a minimum temperature at or above 25 C (77 F) in 47 years, most in 1986 with 208.
11 fixed thresholds have at least one qualifying day at Iloilo.

Days at or above 30 C (86 F)

49 years with a qualifying day

Days per year at Iloilo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 350 in 1998.

Days at or above 30 C (86 F) per year at Iloilo
Year	Days	Decade average
1951	215	198.7
1952	192	198.7
1953	208	198.7
1954	216	198.7
1955	216	198.7
1956	172	198.7
1957	184	198.7
1958	200	198.7
1959	185	198.7
1960	214	176.4
1961	172	176.4
1962	170	176.4
1963	148	176.4
1964	183	176.4
1965	129	176.4
1966	180	176.4
1967	119	176.4
1968	205	176.4
1969	244	176.4
1970	234	278.9
1971	188	278.9
1972	230	278.9
1973	300	278.9
1974	268	278.9
1975	289	278.9
1976	277	278.9
1977	332	278.9
1978	333	278.9
1979	338	278.9
1980	317	312.8
1981	289	312.8
1982	285	312.8
1983	330	312.8
1984	304	312.8
1985	321	312.8
1986	320	312.8
1987	331	312.8
1988	322	312.8
1989	309	312.8
1990	344	320.6
1991	338	320.6
1995	322	320.6
1996	281	320.6
1997	308	320.6
1998	350	320.6
1999	301	320.6
2000	306	291
2002	276	291
2010	300	300

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

First to last qualifying date each year at Iloilo
Year	First date	Last date
1951	1951-01-03	1951-12-31
1952	1952-01-02	1952-12-24
1953	1953-02-26	1953-12-30
1954	1954-01-01	1954-11-17
1955	1955-02-01	1955-12-23
1956	1956-01-18	1956-12-10
1957	1957-01-23	1957-12-15
1958	1958-01-09	1958-12-27
1959	1959-01-03	1959-12-20
1960	1960-01-04	1960-12-27
1961	1961-02-07	1961-12-19
1962	1962-01-07	1962-12-27
1963	1963-03-22	1963-12-25
1964	1964-01-04	1964-12-09
1965	1965-01-03	1965-12-05
1966	1966-02-02	1966-12-29
1967	1967-03-05	1967-12-31
1968	1968-01-02	1968-12-24
1969	1969-01-06	1969-12-31
1970	1970-01-03	1970-12-31
1971	1971-01-16	1971-12-31
1972	1972-01-02	1972-12-31
1973	1973-01-05	1973-12-31
1974	1974-01-01	1974-12-26
1975	1975-01-01	1975-12-27
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-01	1980-12-22
1981	1981-01-02	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-04	1984-12-30
1985	1985-01-02	1985-12-31
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-01	1989-12-30
1990	1990-01-01	1990-12-31
1991	1991-01-01	1991-12-30
1995	1995-01-01	1995-12-26
1996	1996-01-08	1996-12-27
1997	1997-01-02	1997-12-31
1998	1998-01-01	1998-12-30
1999	1999-01-01	1999-12-31
2000	2000-01-01	2000-12-30
2002	2002-01-13	2002-12-31
2010	2010-01-01	2010-12-31

Every Fixed Threshold

Fixed thresholds at Iloilo
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	49	350	1998	300
35 C (95 F): Days	30	66	1987	34
90 F (32.2 C): Days	49	243	1998	151
100 F (37.8 C): Days	2	1	1973	1
20 C (68 F): Tropical nights (min	48	366	1952	336
25 C (77 F): Days with min	47	208	1986	99
10 mm (0.39 in): Days with 10 mm or more rain	6	58	1989	49
25 mm (0.98 in): Days with 25 mm or more rain	6	31	1996	18
50 mm (1.97 in): Days with 50 mm or more rain	6	11	1979	7
100 mm (3.94 in): Days with 100 mm or more rain	5	4	1979	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1979	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

Data for Iloilo 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).

Iloilo Threshold Days by Year (RP000986370)

Key Facts for Iloilo Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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