Giffard Threshold Days by Year (ASN00085033)

4 fixed thresholds counted per year at Giffard (ASN00085033): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Giffard Thresholds

Giffard: days with 10 mm (0.39 in) or more of precipitation in 115 years, most in 1930 with 28.
Giffard: days with 25 mm (0.98 in) or more of precipitation in 100 years, most in 1919 with 9.
Giffard: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1970 with 3.
Giffard: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1962 with 1.
4 fixed thresholds have at least one qualifying day at Giffard.

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

115 years with a qualifying day

Days per year at Giffard with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1930.

Days with 10 mm (0.39 in) or more of precipitation per year at Giffard
Year	Days	Decade average
1907	5	9.7
1908	7	9.7
1909	17	9.7
1910	12	14.1
1911	19	14.1
1912	11	14.1
1913	14	14.1
1914	11	14.1
1916	15	14.1
1917	12	14.1
1918	15	14.1
1919	18	14.1
1920	20	17.6
1921	17	17.6
1922	16	17.6
1924	22	17.6
1925	15	17.6
1926	16	17.6
1927	9	17.6
1928	26	17.6
1929	17	17.6
1930	28	20.2
1931	16	20.2
1932	19	20.2
1933	18	20.2
1934	24	20.2
1935	25	20.2
1936	28	20.2
1937	14	20.2
1938	10	20.2
1939	20	20.2
1940	11	14.7
1941	15	14.7
1942	16	14.7
1943	14	14.7
1944	10	14.7
1945	13	14.7
1946	13	14.7
1947	22	14.7
1948	14	14.7
1949	19	14.7
1950	16	15.9
1951	21	15.9
1952	16	15.9
1953	14	15.9
1954	18	15.9
1955	16	15.9
1956	18	15.9
1957	12	15.9
1958	16	15.9
1959	12	15.9
1960	14	15.6
1961	14	15.6
1962	15	15.6
1963	22	15.6
1964	13	15.6
1965	12	15.6
1966	17	15.6
1967	13	15.6
1968	15	15.6
1969	21	15.6
1970	21	14.1
1971	12	14.1
1972	6	14.1
1973	19	14.1
1974	17	14.1
1975	18	14.1
1976	8	14.1
1977	12	14.1
1979	14	14.1
1981	16	16.7
1982	9	16.7
1983	19	16.7
1984	11	16.7
1985	24	16.7
1986	20	16.7
1987	10	16.7
1988	18	16.7
1989	23	16.7
1990	10	16.3
1991	17	16.3
1992	20	16.3
1993	21	16.3
1994	16	16.3
1995	19	16.3
1996	21	16.3
1997	9	16.3
1998	17	16.3
1999	13	16.3
2000	12	11.9
2001	28	11.9
2002	9	11.9
2003	8	11.9
2004	17	11.9
2005	11	11.9
2006	6	11.9
2007	11	11.9
2008	7	11.9
2009	10	11.9
2010	15	14.6
2011	23	14.6
2012	16	14.6
2014	18	14.6
2015	12	14.6
2016	21	14.6
2017	10	14.6
2018	8	14.6
2019	8	14.6
2020	17	16.6
2021	23	16.6
2022	18	16.6
2023	18	16.6
2024	12	16.6
2025	15	16.6
2026	13	16.6

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

First to last qualifying date each year at Giffard
Year	First date	Last date
1907	1907-03-04	1907-12-28
1908	1908-01-10	1908-11-27
1909	1909-01-05	1909-12-04
1910	1910-01-15	1910-12-23
1911	1911-01-18	1911-12-16
1912	1912-01-06	1912-07-25
1913	1913-02-16	1913-11-24
1914	1914-01-19	1914-12-31
1916	1916-01-29	1916-12-09
1917	1917-01-02	1917-12-31
1918	1918-01-15	1918-09-29
1919	1919-02-18	1919-12-28
1920	1920-01-01	1920-12-16
1921	1921-01-02	1921-11-15
1922	1922-01-09	1922-12-27
1924	1924-01-03	1924-12-28
1925	1925-01-02	1925-12-05
1926	1926-01-07	1926-12-22
1927	1927-01-21	1927-12-23
1928	1928-01-19	1928-12-22
1929	1929-01-25	1929-11-25
1930	1930-03-01	1930-12-30
1931	1931-01-11	1931-11-15
1932	1932-02-23	1932-12-24
1933	1933-01-11	1933-12-09
1934	1934-01-07	1934-12-27
1935	1935-01-06	1935-12-27
1936	1936-01-04	1936-12-31
1937	1937-01-02	1937-12-12
1938	1938-01-17	1938-11-23
1939	1939-02-02	1939-12-06
1940	1940-03-20	1940-12-28
1941	1941-01-16	1941-12-06
1942	1942-01-20	1942-11-23
1943	1943-01-23	1943-12-23
1944	1944-01-23	1944-12-27
1945	1945-01-11	1945-11-11
1946	1946-01-17	1946-11-08
1947	1947-02-08	1947-12-22
1948	1948-01-06	1948-12-29
1949	1949-01-01	1949-12-20
1950	1950-02-02	1950-12-30
1951	1951-01-05	1951-12-11
1952	1952-02-18	1952-12-12
1953	1953-01-07	1953-11-03
1954	1954-01-28	1954-12-12
1955	1955-02-14	1955-12-29
1956	1956-01-10	1956-12-27
1957	1957-03-10	1957-12-25
1958	1958-02-20	1958-12-10
1959	1959-01-26	1959-12-18
1960	1960-05-02	1960-12-16
1961	1961-01-02	1961-12-18
1962	1962-01-20	1962-12-04
1963	1963-01-02	1963-12-16
1964	1964-02-11	1964-12-09
1965	1965-01-19	1965-12-03
1966	1966-02-14	1966-12-14
1967	1967-01-29	1967-12-31
1968	1968-03-07	1968-12-26
1969	1969-01-26	1969-12-12
1970	1970-01-01	1970-12-29
1971	1971-01-29	1971-12-27
1972	1972-08-17	1972-11-11
1973	1973-01-13	1973-12-22
1974	1974-04-11	1974-12-10
1975	1975-01-13	1975-12-30
1976	1976-02-29	1976-11-30
1977	1977-01-10	1977-09-05
1979	1979-01-17	1979-11-12
1981	1981-01-29	1981-12-27
1982	1982-01-25	1982-12-09
1983	1983-01-02	1983-12-01
1984	1984-01-26	1984-12-15
1985	1985-02-23	1985-12-17
1986	1986-01-10	1986-12-17
1987	1987-01-04	1987-12-21
1988	1988-01-01	1988-12-26
1989	1989-01-05	1989-12-14
1990	1990-03-01	1990-11-23
1991	1991-01-05	1991-12-16
1992	1992-02-11	1992-12-28
1993	1993-01-18	1993-12-28
1994	1994-02-01	1994-12-22
1995	1995-01-07	1995-12-06
1996	1996-01-01	1996-12-19
1997	1997-01-07	1997-12-19
1998	1998-01-25	1998-12-27
1999	1999-01-08	1999-12-28
2000	2000-01-04	2000-12-23
2001	2001-01-25	2001-12-04
2002	2002-02-08	2002-09-29
2003	2003-03-09	2003-12-22
2004	2004-01-31	2004-12-10
2005	2005-02-03	2005-12-03
2006	2006-01-11	2006-06-02
2007	2007-02-11	2007-12-23
2008	2008-01-21	2008-12-14
2009	2009-02-12	2009-12-18
2010	2010-02-05	2010-12-20
2011	2011-01-15	2011-12-04
2012	2012-02-17	2012-12-14
2014	2014-01-22	2014-12-26
2015	2015-02-14	2015-12-09
2016	2016-01-05	2016-12-30
2017	2017-01-20	2017-12-30
2018	2018-01-13	2018-12-22
2019	2019-02-08	2019-11-30
2020	2020-01-06	2020-11-24
2021	2021-01-04	2021-12-09
2022	2022-01-07	2022-12-15
2023	2023-03-05	2023-12-26
2024	2024-04-02	2024-11-30
2025	2025-01-12	2025-12-22
2026	2026-01-16	2026-10-04

Every Fixed Threshold

Fixed thresholds at Giffard
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	115	28	1930	13
25 mm (0.98 in): Days with 25 mm or more rain	100	9	1919	5
50 mm (1.97 in): Days with 50 mm or more rain	34	3	1970	1
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1962	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

Data for Giffard 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 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Giffard Threshold Days by Year (ASN00085033)

Key Facts for Giffard Thresholds

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

Every Fixed Threshold

Download the Data

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