Wilhelmina Rise 721 Threshold Days by Year

5 fixed thresholds counted per year at Wilhelmina Rise 721 (USC00519980): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wilhelmina Rise 721 Thresholds

Wilhelmina Rise 721: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 2004 with 43.
Wilhelmina Rise 721: days with 25 mm (0.98 in) or more of precipitation in 69 years, most in 1965 with 20.
Wilhelmina Rise 721: days with 50 mm (1.97 in) or more of precipitation in 62 years, most in 1965 with 7.
Wilhelmina Rise 721: days with 100 mm (3.94 in) or more of precipitation in 26 years, most in 1955 with 3.
5 fixed thresholds have at least one qualifying day at Wilhelmina Rise 721.

Days with 10 mm (0.39 in) or more of precipitation

70 years with a qualifying day

Days per year at Wilhelmina Rise 721 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 2004.

Days with 10 mm (0.39 in) or more of precipitation per year at Wilhelmina Rise 721
Year	Days	Decade average
1952	12	19
1953	17	19
1954	37	19
1955	26	19
1956	20	19
1957	15	19
1958	9	19
1959	16	19
1960	23	28.3
1961	24	28.3
1962	20	28.3
1963	29	28.3
1964	23	28.3
1965	39	28.3
1966	20	28.3
1967	31	28.3
1968	42	28.3
1969	32	28.3
1970	26	26.2
1971	23	26.2
1972	22	26.2
1973	24	26.2
1974	41	26.2
1975	24	26.2
1976	29	26.2
1977	21	26.2
1978	26	26.2
1980	38	30.5
1981	25	30.5
1982	37	30.5
1983	16	30.5
1984	26	30.5
1985	29	30.5
1986	34	30.5
1987	40	30.5
1988	30	30.5
1989	30	30.5
1990	33	28.8
1991	40	28.8
1992	23	28.8
1993	26	28.8
1994	30	28.8
1995	20	28.8
1996	33	28.8
1997	40	28.8
1998	25	28.8
1999	18	28.8
2000	14	24.7
2001	17	24.7
2002	24	24.7
2003	21	24.7
2004	43	24.7
2005	40	24.7
2006	25	24.7
2007	22	24.7
2008	24	24.7
2009	17	24.7
2010	6	19.6
2011	23	19.6
2014	28	19.6
2015	28	19.6
2016	13	19.6
2017	16	19.6
2018	24	19.6
2019	19	19.6
2020	22	17.8
2021	29	17.8
2024	18	17.8
2025	7	17.8
2026	13	17.8

For each year, a bar from the first to the last day at Wilhelmina Rise 721 meeting 10 mm (0.39 in).

First to last qualifying date each year at Wilhelmina Rise 721
Year	First date	Last date
1952	1952-01-19	1952-12-04
1953	1953-02-16	1953-12-27
1954	1954-01-01	1954-12-28
1955	1955-01-21	1955-12-21
1956	1956-01-01	1956-12-06
1957	1957-01-14	1957-12-10
1958	1958-01-28	1958-12-29
1959	1959-01-13	1959-12-14
1960	1960-01-09	1960-12-30
1961	1961-01-01	1961-12-05
1962	1962-01-09	1962-12-25
1963	1963-01-07	1963-12-31
1964	1964-01-03	1964-12-23
1965	1965-01-05	1965-12-15
1966	1966-01-20	1966-12-26
1967	1967-01-03	1967-12-29
1968	1968-01-04	1968-12-25
1969	1969-01-02	1969-12-29
1970	1970-01-03	1970-12-06
1971	1971-01-05	1971-12-30
1972	1972-01-22	1972-12-18
1973	1973-01-06	1973-12-31
1974	1974-01-06	1974-12-26
1975	1975-01-03	1975-12-12
1976	1976-01-30	1976-11-19
1977	1977-02-15	1977-12-18
1978	1978-02-08	1978-12-13
1980	1980-01-07	1980-12-25
1981	1981-02-05	1981-12-26
1982	1982-01-02	1982-12-23
1983	1983-04-04	1983-12-25
1984	1984-01-05	1984-12-25
1985	1985-01-10	1985-11-30
1986	1986-02-04	1986-12-30
1987	1987-01-13	1987-12-31
1988	1988-01-01	1988-12-27
1989	1989-01-08	1989-12-09
1990	1990-01-01	1990-12-26
1991	1991-01-27	1991-12-25
1992	1992-01-14	1992-12-30
1993	1993-01-06	1993-12-14
1994	1994-01-17	1994-12-23
1995	1995-01-16	1995-12-30
1996	1996-01-04	1996-12-27
1997	1997-01-03	1997-12-06
1998	1998-01-01	1998-12-31
1999	1999-01-05	1999-12-23
2000	2000-01-15	2000-11-16
2001	2001-02-11	2001-11-27
2002	2002-01-17	2002-11-15
2003	2003-01-15	2003-12-31
2004	2004-01-01	2004-12-27
2005	2005-01-01	2005-11-30
2006	2006-01-01	2006-11-02
2007	2007-01-30	2007-12-16
2008	2008-01-02	2008-12-14
2009	2009-01-01	2009-12-03
2010	2010-01-31	2010-04-04
2011	2011-01-12	2011-12-13
2014	2014-01-02	2014-12-22
2015	2015-01-02	2015-12-26
2016	2016-02-16	2016-12-30
2017	2017-01-21	2017-12-26
2018	2018-02-25	2018-12-08
2019	2019-01-29	2019-10-11
2020	2020-01-15	2020-12-26
2021	2021-01-01	2021-12-31
2024	2024-01-08	2024-11-13
2025	2025-01-26	2025-11-08
2026	2026-03-11	2026-05-15

Every Fixed Threshold

Fixed thresholds at Wilhelmina Rise 721
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	70	43	2004	13
25 mm (0.98 in): Days with 25 mm or more rain	69	20	1965	10
50 mm (1.97 in): Days with 50 mm or more rain	62	7	1965	6
100 mm (3.94 in): Days with 100 mm or more rain	26	3	1955	3
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1967	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 Wilhelmina Rise 721 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Wilhelmina Rise 721 Threshold Days by Year

Key Facts for Wilhelmina Rise 721 Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

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