Vesta Threshold Days by Year (USC00218520)

6 fixed thresholds counted per year at Vesta (USC00218520): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vesta Thresholds

Vesta: days with 10 mm (0.39 in) or more of precipitation in 65 years, most in 1991 with 38.
Vesta: days with 25 mm (0.98 in) or more of precipitation in 65 years, most in 1991 with 15.
Vesta: days with 10 cm (3.9 in) or more of snowfall in 52 years, most in 1969 with 10.
Vesta: days with 50 mm (1.97 in) or more of precipitation in 41 years, most in 1968 with 3.
6 fixed thresholds have at least one qualifying day at Vesta.

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

65 years with a qualifying day

Days per year at Vesta with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1991.

Days with 10 mm (0.39 in) or more of precipitation per year at Vesta
Year	Days	Decade average
1946	23	21.7
1947	27	21.7
1949	15	21.7
1950	19	19.8
1951	25	19.8
1952	22	19.8
1953	26	19.8
1954	17	19.8
1955	15	19.8
1956	16	19.8
1957	25	19.8
1958	13	19.8
1959	20	19.8
1960	30	21.6
1961	18	21.6
1962	21	21.6
1963	25	21.6
1964	15	21.6
1965	29	21.6
1966	13	21.6
1967	17	21.6
1968	27	21.6
1969	21	21.6
1970	27	21
1971	19	21
1972	27	21
1973	15	21
1974	15	21
1975	18	21
1976	10	21
1977	26	21
1978	22	21
1979	31	21
1980	18	22.2
1981	20	22.2
1982	30	22.2
1983	24	22.2
1984	24	22.2
1985	24	22.2
1987	19	22.2
1988	26	22.2
1989	15	22.2
1990	22	23.4
1991	38	23.4
1992	19	23.4
1998	22	23.4
1999	16	23.4
2000	25	21.1
2001	22	21.1
2002	16	21.1
2003	18	21.1
2004	23	21.1
2005	27	21.1
2006	18	21.1
2007	22	21.1
2008	21	21.1
2009	19	21.1
2010	29	22
2011	16	22
2012	22	22
2013	21	22
2014	15	22
2015	22	22
2016	30	22
2017	21	22

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

First to last qualifying date each year at Vesta
Year	First date	Last date
1946	1946-02-06	1946-11-10
1947	1947-02-09	1947-12-04
1949	1949-01-04	1949-10-10
1950	1950-03-26	1950-10-02
1951	1951-02-28	1951-12-04
1952	1952-01-14	1952-09-14
1953	1953-01-15	1953-12-03
1954	1954-02-19	1954-10-26
1955	1955-02-19	1955-09-22
1956	1956-04-03	1956-11-15
1957	1957-02-21	1957-11-02
1958	1958-04-04	1958-11-17
1959	1959-05-05	1959-12-28
1960	1960-04-01	1960-11-28
1961	1961-04-14	1961-11-02
1962	1962-02-15	1962-10-09
1963	1963-04-22	1963-09-25
1964	1964-03-19	1964-09-19
1965	1965-02-10	1965-12-11
1966	1966-02-09	1966-10-15
1967	1967-01-07	1967-12-17
1968	1968-01-12	1968-12-22
1969	1969-01-15	1969-12-22
1970	1970-04-12	1970-12-10
1971	1971-02-19	1971-11-26
1972	1972-02-17	1972-12-30
1973	1973-03-11	1973-11-20
1974	1974-04-12	1974-08-10
1975	1975-01-10	1975-11-20
1976	1976-01-01	1976-10-19
1977	1977-02-23	1977-12-17
1978	1978-03-13	1978-12-03
1979	1979-01-19	1979-11-21
1980	1980-04-08	1980-10-16
1981	1981-02-27	1981-12-01
1982	1982-03-19	1982-12-28
1983	1983-01-10	1983-11-28
1984	1984-01-29	1984-12-16
1985	1985-03-03	1985-12-01
1987	1987-01-29	1987-12-24
1988	1988-01-12	1988-11-27
1989	1989-03-03	1989-10-28
1990	1990-02-16	1990-10-03
1991	1991-03-20	1991-11-29
1992	1992-03-05	1992-11-02
1998	1998-01-12	1998-11-18
1999	1999-01-14	1999-10-01
2000	2000-01-19	2000-12-16
2001	2001-01-29	2001-11-27
2002	2002-03-09	2002-10-04
2003	2003-02-02	2003-11-23
2004	2004-03-28	2004-11-20
2005	2005-02-14	2005-12-30
2006	2006-03-31	2006-12-31
2007	2007-02-25	2007-10-19
2008	2008-04-11	2008-11-07
2009	2009-03-23	2009-12-25
2010	2010-01-23	2010-12-30
2011	2011-03-22	2011-07-27
2012	2012-02-21	2012-12-10
2013	2013-03-09	2013-12-04
2014	2014-03-28	2014-12-16
2015	2015-05-11	2015-11-18
2016	2016-03-30	2016-12-26
2017	2017-04-11	2017-10-07

Every Fixed Threshold

Fixed thresholds at Vesta
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	65	38	1991	21
25 mm (0.98 in): Days with 25 mm or more rain	65	15	1991	7
50 mm (1.97 in): Days with 50 mm or more rain	41	3	1968	2
100 mm (3.94 in): Days with 100 mm or more rain	4	2	1992	1
10 cm (3.9 in): Days with 10 cm or more snowfall	52	10	1969	2
25 cm (9.8 in): Days with 25 cm or more snowfall	9	2	1985	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 Vesta 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).

Vesta Threshold Days by Year (USC00218520)

Key Facts for Vesta Thresholds

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

Every Fixed Threshold

Download the Data

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