Horatio Threshold Days by Year (USC00033442)

6 fixed thresholds counted per year at Horatio (USC00033442): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Horatio Thresholds

Horatio: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 2009 with 59.
Horatio: days with 25 mm (0.98 in) or more of precipitation in 62 years, most in 1990 with 30.
Horatio: days with 50 mm (1.97 in) or more of precipitation in 61 years, most in 2008 with 12.
Horatio: days with 100 mm (3.94 in) or more of precipitation in 24 years, most in 1952 with 2.
6 fixed thresholds have at least one qualifying day at Horatio.

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

62 years with a qualifying day

Days per year at Horatio with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 59 in 2009.

Days with 10 mm (0.39 in) or more of precipitation per year at Horatio
Year	Days	Decade average
1948	36	38
1949	40	38
1950	42	37.1
1951	38	37.1
1952	33	37.1
1953	33	37.1
1954	35	37.1
1955	34	37.1
1956	29	37.1
1957	52	37.1
1958	37	37.1
1959	38	37.1
1960	39	37
1961	36	37
1962	46	37
1963	23	37
1964	32	37
1965	31	37
1966	33	37
1967	39	37
1968	55	37
1969	36	37
1970	37	38.9
1971	35	38.9
1972	36	38.9
1973	58	38.9
1974	48	38.9
1975	38	38.9
1976	31	38.9
1977	30	38.9
1978	36	38.9
1979	40	38.9
1980	29	38.8
1981	38	38.8
1982	40	38.8
1983	31	38.8
1984	43	38.8
1985	42	38.8
1986	39	38.8
1987	42	38.8
1988	37	38.8
1989	47	38.8
1990	53	41.7
1991	49	41.7
1992	47	41.7
1993	37	41.7
1995	36	41.7
1996	43	41.7
1997	43	41.7
1998	39	41.7
1999	28	41.7
2000	48	39.4
2001	46	39.4
2002	39	39.4
2003	34	39.4
2004	36	39.4
2005	25	39.4
2006	35	39.4
2007	38	39.4
2008	34	39.4
2009	59	39.4
2010	32	32

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

First to last qualifying date each year at Horatio
Year	First date	Last date
1948	1948-01-01	1948-12-16
1949	1949-01-16	1949-12-26
1950	1950-01-01	1950-11-15
1951	1951-01-13	1951-12-09
1952	1952-01-03	1952-12-31
1953	1953-01-16	1953-12-28
1954	1954-01-10	1954-12-29
1955	1955-01-10	1955-12-01
1956	1956-01-18	1956-12-07
1957	1957-01-04	1957-12-25
1958	1958-01-13	1958-11-28
1959	1959-02-13	1959-12-27
1960	1960-01-06	1960-12-31
1961	1961-02-07	1961-12-18
1962	1962-01-04	1962-12-29
1963	1963-01-05	1963-12-12
1964	1964-01-31	1964-12-10
1965	1965-01-03	1965-11-04
1966	1966-01-02	1966-12-28
1967	1967-01-27	1967-12-31
1968	1968-01-03	1968-12-28
1969	1969-01-17	1969-12-30
1970	1970-01-06	1970-12-21
1971	1971-01-04	1971-12-28
1972	1972-01-27	1972-12-30
1973	1973-01-03	1973-12-24
1974	1974-01-10	1974-12-31
1975	1975-01-03	1975-12-29
1976	1976-02-05	1976-12-11
1977	1977-01-06	1977-12-01
1978	1978-01-12	1978-12-31
1979	1979-02-03	1979-12-24
1980	1980-01-21	1980-12-09
1981	1981-01-20	1981-12-01
1982	1982-01-03	1982-12-27
1983	1983-02-01	1983-12-16
1984	1984-01-23	1984-12-18
1985	1985-01-17	1985-12-11
1986	1986-02-04	1986-12-18
1987	1987-01-02	1987-12-27
1988	1988-01-07	1988-12-31
1989	1989-01-13	1989-12-31
1990	1990-01-04	1990-12-29
1991	1991-01-06	1991-12-23
1992	1992-01-03	1992-12-20
1993	1993-01-04	1993-12-13
1995	1995-01-06	1995-12-19
1996	1996-01-02	1996-12-16
1997	1997-01-09	1997-12-23
1998	1998-01-03	1998-12-22
1999	1999-01-29	1999-12-13
2000	2000-01-08	2000-12-27
2001	2001-01-11	2001-12-17
2002	2002-01-06	2002-12-31
2003	2003-02-06	2003-12-29
2004	2004-01-17	2004-12-23
2005	2005-01-03	2005-11-28
2006	2006-01-22	2006-12-30
2007	2007-01-04	2007-12-27
2008	2008-02-06	2008-12-28
2009	2009-01-06	2009-12-25
2010	2010-01-17	2010-12-29

Every Fixed Threshold

Fixed thresholds at Horatio
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	62	59	2009	32
25 mm (0.98 in): Days with 25 mm or more rain	62	30	1990	10
50 mm (1.97 in): Days with 50 mm or more rain	61	12	2008	12
100 mm (3.94 in): Days with 100 mm or more rain	24	2	1952	1
200 mm (7.87 in): Days with 200 mm or more rain	2	1	1982	1
10 cm (3.9 in): Days with 10 cm or more snowfall	10	1	1948	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

Data for Horatio 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).

Horatio Threshold Days by Year (USC00033442)

Key Facts for Horatio Thresholds

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

Every Fixed Threshold

Download the Data

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