Pohnpei WSO Threshold Days by Year (FMW00040504)

10 fixed thresholds counted per year at Pohnpei WSO (FMW00040504): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pohnpei WSO Thresholds

Pohnpei WSO: days with a maximum temperature at or above 30 C (86 F) in 75 years, most in 1983 with 337.
Pohnpei WSO: days with a maximum temperature at or above 90 F (32.2 C) in 75 years, most in 1980 with 157.
Pohnpei WSO: nights with a minimum temperature at or above 20 C (68 F) in 75 years, most in 1952 with 366.
Pohnpei WSO: nights with a minimum temperature at or above 25 C (77 F) in 75 years, most in 2024 with 233.
10 fixed thresholds have at least one qualifying day at Pohnpei WSO.

Days at or above 30 C (86 F)

75 years with a qualifying day

Days per year at Pohnpei WSO with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 337 in 1983.

Days at or above 30 C (86 F) per year at Pohnpei WSO
Year	Days	Decade average
1952	295	275.9
1953	290	275.9
1954	262	275.9
1955	254	275.9
1956	279	275.9
1957	300	275.9
1958	263	275.9
1959	264	275.9
1960	272	282.2
1961	275	282.2
1962	277	282.2
1963	288	282.2
1964	293	282.2
1965	241	282.2
1966	289	282.2
1967	307	282.2
1968	290	282.2
1969	290	282.2
1970	307	300.1
1971	278	300.1
1972	277	300.1
1973	302	300.1
1974	301	300.1
1975	288	300.1
1976	297	300.1
1977	319	300.1
1978	317	300.1
1979	315	300.1
1980	318	320.4
1981	322	320.4
1982	300	320.4
1983	337	320.4
1984	329	320.4
1985	321	320.4
1986	311	320.4
1987	309	320.4
1988	336	320.4
1989	321	320.4
1990	322	308.4
1991	298	308.4
1992	297	308.4
1993	276	308.4
1994	313	308.4
1995	310	308.4
1996	317	308.4
1997	315	308.4
1998	333	308.4
1999	303	308.4
2000	318	319.8
2001	315	319.8
2002	311	319.8
2003	313	319.8
2004	331	319.8
2005	322	319.8
2006	328	319.8
2007	322	319.8
2008	311	319.8
2009	327	319.8
2010	336	307.6
2011	298	307.6
2012	328	307.6
2013	313	307.6
2014	326	307.6
2015	310	307.6
2016	315	307.6
2017	289	307.6
2018	285	307.6
2019	276	307.6
2020	282	285.6
2021	267	285.6
2022	293	285.6
2023	319	285.6
2024	280	285.6
2025	312	285.6
2026	246	285.6

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

First to last qualifying date each year at Pohnpei WSO
Year	First date	Last date
1952	1952-01-01	1952-12-31
1953	1953-01-01	1953-12-31
1954	1954-01-01	1954-12-31
1955	1955-01-01	1955-12-31
1956	1956-01-01	1956-12-27
1957	1957-01-01	1957-12-31
1958	1958-01-01	1958-12-31
1959	1959-01-02	1959-12-30
1960	1960-01-01	1960-12-31
1961	1961-01-01	1961-12-31
1962	1962-01-01	1962-12-31
1963	1963-01-04	1963-12-31
1964	1964-01-01	1964-12-28
1965	1965-01-01	1965-12-31
1966	1966-01-04	1966-12-31
1967	1967-01-02	1967-12-30
1968	1968-01-01	1968-12-31
1969	1969-01-01	1969-12-31
1970	1970-01-01	1970-12-31
1971	1971-01-03	1971-12-29
1972	1972-01-02	1972-12-31
1973	1973-01-02	1973-12-30
1974	1974-01-01	1974-12-31
1975	1975-01-01	1975-12-29
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	1980-12-31
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-01	1984-12-31
1985	1985-01-01	1985-12-31
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-30
1988	1988-01-01	1988-12-31
1989	1989-01-02	1989-12-31
1990	1990-01-01	1990-12-30
1991	1991-01-03	1991-12-31
1992	1992-01-05	1992-12-31
1993	1993-01-01	1993-12-29
1994	1994-01-01	1994-12-31
1995	1995-01-01	1995-12-29
1996	1996-01-01	1996-12-31
1997	1997-01-01	1997-12-31
1998	1998-01-01	1998-12-31
1999	1999-01-01	1999-12-31
2000	2000-01-01	2000-12-31
2001	2001-01-01	2001-12-31
2002	2002-01-01	2002-12-31
2003	2003-01-03	2003-12-31
2004	2004-01-01	2004-12-31
2005	2005-01-01	2005-12-30
2006	2006-01-01	2006-12-30
2007	2007-01-01	2007-12-31
2008	2008-01-01	2008-12-30
2009	2009-01-01	2009-12-31
2010	2010-01-01	2010-12-31
2011	2011-01-01	2011-12-31
2012	2012-01-02	2012-12-28
2013	2013-01-01	2013-12-31
2014	2014-01-01	2014-12-31
2015	2015-01-01	2015-12-31
2016	2016-01-01	2016-12-30
2017	2017-01-04	2017-12-31
2018	2018-01-01	2018-12-31
2019	2019-01-03	2019-12-30
2020	2020-01-01	2020-12-27
2021	2021-01-02	2021-12-31
2022	2022-01-01	2022-12-31
2023	2023-01-01	2023-12-31
2024	2024-01-01	2024-12-31
2025	2025-01-01	2025-12-31
2026	2026-01-01	2026-10-12

Every Fixed Threshold

Fixed thresholds at Pohnpei WSO
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	75	337	1983	246
35 C (95 F): Days	15	6	2001	1
90 F (32.2 C): Days	75	157	1980	101
20 C (68 F): Tropical nights (min	75	366	1952	285
25 C (77 F): Days with min	75	233	2024	188
10 mm (0.39 in): Days with 10 mm or more rain	75	174	2022	120
25 mm (0.98 in): Days with 25 mm or more rain	75	88	2023	63
50 mm (1.97 in): Days with 50 mm or more rain	75	36	2018	26
100 mm (3.94 in): Days with 100 mm or more rain	69	9	1976	8
200 mm (7.87 in): Days with 200 mm or more rain	14	2	1991	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

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Data for Pohnpei WSO 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Pohnpei WSO Threshold Days by Year (FMW00040504)

Key Facts for Pohnpei WSO Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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