Annuello Threshold Days by Year (ASN00076000)

4 fixed thresholds counted per year at Annuello (ASN00076000): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Annuello Thresholds

Annuello: days with 10 mm (0.39 in) or more of precipitation in 92 years, most in 1973 with 22.
Annuello: days with 25 mm (0.98 in) or more of precipitation in 67 years, most in 1956 with 6.
Annuello: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 2011 with 3.
Annuello: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1957 with 1.
4 fixed thresholds have at least one qualifying day at Annuello.

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

92 years with a qualifying day

Days per year at Annuello with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1973.

Days with 10 mm (0.39 in) or more of precipitation per year at Annuello
Year	Days	Decade average
1926	9	9.5
1928	10	9.5
1930	8	8.2
1931	13	8.2
1932	11	8.2
1938	2	8.2
1939	7	8.2
1940	3	7.1
1941	6	7.1
1942	8	7.1
1943	2	7.1
1944	3	7.1
1945	6	7.1
1946	11	7.1
1947	15	7.1
1948	7	7.1
1949	10	7.1
1950	14	10.8
1951	5	10.8
1952	15	10.8
1953	9	10.8
1954	12	10.8
1955	12	10.8
1956	17	10.8
1957	5	10.8
1958	13	10.8
1959	6	10.8
1960	16	7.9
1961	9	7.9
1962	6	7.9
1963	11	7.9
1964	11	7.9
1965	8	7.9
1966	5	7.9
1967	1	7.9
1968	4	7.9
1969	8	7.9
1970	11	11.1
1971	11	11.1
1972	7	11.1
1973	22	11.1
1974	16	11.1
1976	6	11.1
1977	8	11.1
1978	10	11.1
1979	9	11.1
1980	7	8.1
1981	7	8.1
1982	1	8.1
1983	12	8.1
1984	8	8.1
1985	5	8.1
1986	12	8.1
1987	9	8.1
1988	9	8.1
1989	11	8.1
1990	4	7.3
1991	4	7.3
1992	10	7.3
1993	14	7.3
1994	3	7.3
1995	7	7.3
1996	7	7.3
1998	8	7.3
1999	9	7.3
2000	15	7.9
2001	5	7.9
2002	5	7.9
2003	10	7.9
2004	6	7.9
2005	11	7.9
2006	3	7.9
2007	13	7.9
2008	5	7.9
2009	6	7.9
2010	21	8.8
2011	13	8.8
2012	5	8.8
2013	8	8.8
2014	10	8.8
2015	4	8.8
2016	12	8.8
2017	8	8.8
2018	3	8.8
2019	4	8.8
2020	9	8.6
2021	4	8.6
2022	18	8.6
2023	9	8.6
2024	8	8.6
2025	4	8.6
2026	8	8.6

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

First to last qualifying date each year at Annuello
Year	First date	Last date
1926	1926-03-21	1926-10-07
1928	1928-01-18	1928-10-01
1930	1930-05-12	1930-12-16
1931	1931-03-19	1931-09-03
1932	1932-02-09	1932-12-16
1938	1938-01-15	1938-06-15
1939	1939-05-16	1939-11-16
1940	1940-01-06	1940-09-27
1941	1941-01-04	1941-11-05
1942	1942-02-20	1942-11-22
1943	1943-02-18	1943-10-10
1944	1944-04-09	1944-12-12
1945	1945-06-16	1945-10-27
1946	1946-01-18	1946-11-18
1947	1947-02-07	1947-12-23
1948	1948-04-11	1948-11-06
1949	1949-02-28	1949-10-09
1950	1950-02-03	1950-11-25
1951	1951-01-07	1951-08-08
1952	1952-01-25	1952-12-11
1953	1953-02-03	1953-11-05
1954	1954-04-14	1954-12-11
1955	1955-02-06	1955-10-08
1956	1956-03-06	1956-11-10
1957	1957-02-07	1957-12-30
1958	1958-01-30	1958-11-29
1959	1959-01-26	1959-10-29
1960	1960-01-04	1960-11-21
1961	1961-01-02	1961-12-14
1962	1962-01-17	1962-12-28
1963	1963-01-03	1963-12-10
1964	1964-01-09	1964-11-19
1965	1965-05-31	1965-12-07
1966	1966-03-15	1966-12-13
1967	1967-05-19	1967-05-19
1968	1968-01-21	1968-08-08
1969	1969-02-01	1969-07-05
1970	1970-01-02	1970-11-16
1971	1971-01-31	1971-12-10
1972	1972-01-12	1972-11-03
1973	1973-01-31	1973-12-30
1974	1974-01-04	1974-11-27
1976	1976-01-12	1976-10-14
1977	1977-02-21	1977-11-29
1978	1978-03-21	1978-11-19
1979	1979-01-20	1979-09-28
1980	1980-03-08	1980-12-14
1981	1981-01-28	1981-10-21
1982	1982-01-26	1982-01-26
1983	1983-03-02	1983-12-31
1984	1984-01-15	1984-11-02
1985	1985-02-21	1985-12-07
1986	1986-02-18	1986-12-07
1987	1987-01-25	1987-12-28
1988	1988-01-01	1988-12-06
1989	1989-01-17	1989-12-02
1990	1990-04-21	1990-07-18
1991	1991-01-05	1991-04-14
1992	1992-04-07	1992-12-25
1993	1993-01-25	1993-12-22
1994	1994-02-11	1994-06-07
1995	1995-01-11	1995-10-22
1996	1996-01-01	1996-09-30
1998	1998-01-07	1998-11-28
1999	1999-02-12	1999-11-21
2000	2000-02-11	2000-12-23
2001	2001-01-25	2001-10-14
2002	2002-02-16	2002-12-31
2003	2003-02-21	2003-12-20
2004	2004-08-27	2004-12-11
2005	2005-01-28	2005-11-07
2006	2006-04-29	2006-09-06
2007	2007-01-19	2007-12-22
2008	2008-01-19	2008-12-18
2009	2009-05-26	2009-12-09
2010	2010-02-22	2010-12-08
2011	2011-01-10	2011-12-18
2012	2012-01-08	2012-09-18
2013	2013-03-28	2013-12-23
2014	2014-02-15	2014-12-06
2015	2015-04-17	2015-11-05
2016	2016-01-23	2016-11-23
2017	2017-03-22	2017-12-02
2018	2018-05-04	2018-12-15
2019	2019-02-07	2019-07-08
2020	2020-01-21	2020-10-24
2021	2021-07-14	2021-11-13
2022	2022-01-28	2022-11-20
2023	2023-04-16	2023-12-26
2024	2024-01-07	2024-12-03
2025	2025-03-21	2025-12-22
2026	2026-03-01	2026-10-03

Every Fixed Threshold

Fixed thresholds at Annuello
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	92	22	1973	8
25 mm (0.98 in): Days with 25 mm or more rain	67	6	1956	4
50 mm (1.97 in): Days with 50 mm or more rain	17	3	2011	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1957	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1926.

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Data for Annuello 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).

Annuello Threshold Days by Year (ASN00076000)

Key Facts for Annuello Thresholds

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

Every Fixed Threshold

Download the Data

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