Harveyville Threshold Days by Year (USC00143467)

7 fixed thresholds counted per year at Harveyville (USC00143467): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Harveyville Thresholds

Harveyville: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1973 with 45.
Harveyville: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1973 with 18.
Harveyville: days with 50 mm (1.97 in) or more of precipitation in 45 years, most in 1951 with 7.
Harveyville: days with 10 cm (3.9 in) or more of snowfall in 35 years, most in 1983 with 6.
7 fixed thresholds have at least one qualifying day at Harveyville.

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

54 years with a qualifying day

Days per year at Harveyville with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 45 in 1973.

Days with 10 mm (0.39 in) or more of precipitation per year at Harveyville
Year	Days	Decade average
1946	21	24.3
1947	25	24.3
1948	24	24.3
1949	27	24.3
1950	26	27.7
1951	42	27.7
1952	18	27.7
1953	23	27.7
1954	28	27.7
1955	19	27.7
1956	19	27.7
1957	38	27.7
1958	32	27.7
1959	32	27.7
1960	30	28.9
1961	35	28.9
1962	26	28.9
1963	20	28.9
1964	25	28.9
1965	39	28.9
1966	15	28.9
1967	34	28.9
1968	32	28.9
1969	33	28.9
1970	26	29
1971	33	29
1972	26	29
1973	45	29
1974	30	29
1975	28	29
1976	18	29
1977	37	29
1978	22	29
1979	25	29
1980	22	28
1981	29	28
1982	32	28
1983	40	28
1984	27	28
1985	33	28
1986	32	28
1987	28	28
1988	16	28
1989	21	28
1990	28	30.2
1991	15	30.2
1992	35	30.2
1993	41	30.2
1994	25	30.2
1995	29	30.2
1996	32	30.2
1997	25	30.2
1998	38	30.2
1999	34	30.2

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

First to last qualifying date each year at Harveyville
Year	First date	Last date
1946	1946-01-05	1946-12-12
1947	1947-01-02	1947-12-04
1948	1948-02-27	1948-11-01
1949	1949-01-04	1949-12-30
1950	1950-04-29	1950-10-07
1951	1951-01-02	1951-11-12
1952	1952-02-13	1952-11-26
1953	1953-03-02	1953-12-03
1954	1954-02-20	1954-12-05
1955	1955-02-04	1955-10-06
1956	1956-02-09	1956-11-05
1957	1957-03-18	1957-12-25
1958	1958-01-20	1958-11-17
1959	1959-02-10	1959-12-27
1960	1960-01-15	1960-12-11
1961	1961-02-18	1961-12-09
1962	1962-02-15	1962-11-27
1963	1963-03-04	1963-11-20
1964	1964-01-31	1964-12-10
1965	1965-01-02	1965-12-24
1966	1966-02-09	1966-12-28
1967	1967-01-25	1967-11-03
1968	1968-03-31	1968-12-27
1969	1969-03-08	1969-12-11
1970	1970-04-01	1970-12-31
1971	1971-01-03	1971-12-15
1972	1972-03-24	1972-12-30
1973	1973-01-03	1973-12-24
1974	1974-02-21	1974-12-31
1975	1975-01-10	1975-12-14
1976	1976-03-04	1976-10-30
1977	1977-03-11	1977-11-09
1978	1978-02-14	1978-11-26
1979	1979-01-13	1979-11-21
1980	1980-01-19	1980-12-08
1981	1981-03-25	1981-11-30
1982	1982-01-30	1982-12-27
1983	1983-02-02	1983-12-04
1984	1984-03-04	1984-12-16
1985	1985-01-01	1985-12-10
1986	1986-02-03	1986-12-09
1987	1987-02-05	1987-12-20
1988	1988-04-01	1988-12-27
1989	1989-01-29	1989-10-29
1990	1990-01-16	1990-11-04
1991	1991-03-17	1991-12-20
1992	1992-02-12	1992-12-14
1993	1993-01-09	1993-12-11
1994	1994-01-26	1994-12-08
1995	1995-01-27	1995-09-30
1996	1996-02-27	1996-12-01
1997	1997-02-07	1997-12-24
1998	1998-01-01	1998-12-07
1999	1999-01-25	1999-12-09

Every Fixed Threshold

Fixed thresholds at Harveyville
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	54	45	1973	34
25 mm (0.98 in): Days with 25 mm or more rain	54	18	1973	15
50 mm (1.97 in): Days with 50 mm or more rain	45	7	1951	2
100 mm (3.94 in): Days with 100 mm or more rain	12	2	1946	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1946	1
10 cm (3.9 in): Days with 10 cm or more snowfall	35	6	1983	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	1	1970	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1946.

Download the Data

Data for Harveyville 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).

Harveyville Threshold Days by Year (USC00143467)

Key Facts for Harveyville Thresholds

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

Every Fixed Threshold

Download the Data

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