Nannup Threshold Days by Year (ASN00009585)

4 fixed thresholds counted per year at Nannup (ASN00009585): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nannup Thresholds

Nannup: days with 10 mm (0.39 in) or more of precipitation in 73 years, most in 1910 with 51.
Nannup: days with 25 mm (0.98 in) or more of precipitation in 72 years, most in 1996 with 14.
Nannup: days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1947 with 3.
Nannup: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1947 with 1.
4 fixed thresholds have at least one qualifying day at Nannup.

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

73 years with a qualifying day

Days per year at Nannup with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 51 in 1910.

Days with 10 mm (0.39 in) or more of precipitation per year at Nannup
Year	Days	Decade average
1907	34	33.5
1909	33	33.5
1910	51	34.7
1911	24	34.7
1912	34	34.7
1913	45	34.7
1914	20	34.7
1915	39	34.7
1916	27	34.7
1917	44	34.7
1918	37	34.7
1919	26	34.7
1920	28	35.4
1921	34	35.4
1922	33	35.4
1923	39	35.4
1924	35	35.4
1925	33	35.4
1926	50	35.4
1927	31	35.4
1928	35	35.4
1929	36	35.4
1930	28	33.3
1931	30	33.3
1932	29	33.3
1933	37	33.3
1934	40	33.3
1935	35	33.3
1936	24	33.3
1937	39	33.3
1938	33	33.3
1939	38	33.3
1940	23	33.1
1941	31	33.1
1942	47	33.1
1943	30	33.1
1944	28	33.1
1945	38	33.1
1946	34	33.1
1947	33	33.1
1948	33	33.1
1949	34	33.1
1950	30	28.1
1951	30	28.1
1952	26	28.1
1953	26	28.1
1954	22	28.1
1955	40	28.1
1956	35	28.1
1957	24	28.1
1958	27	28.1
1959	21	28.1
1960	24	27.2
1961	32	27.2
1962	29	27.2
1963	34	27.2
1965	30	27.2
1966	16	27.2
1967	34	27.2
1968	30	27.2
1969	16	27.2
1970	30	32.5
1971	24	32.5
1973	40	32.5
1974	36	32.5
1985	20	22.8
1986	16	22.8
1987	21	22.8
1988	34	22.8
1995	34	31
1996	35	31
1998	24	31
2026	11	11

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

First to last qualifying date each year at Nannup
Year	First date	Last date
1907	1907-03-27	1907-11-28
1909	1909-04-06	1909-10-27
1910	1910-01-04	1910-11-27
1911	1911-04-25	1911-10-29
1912	1912-05-05	1912-12-29
1913	1913-03-16	1913-12-19
1914	1914-02-16	1914-11-22
1915	1915-01-16	1915-12-19
1916	1916-01-15	1916-11-24
1917	1917-01-29	1917-12-21
1918	1918-01-18	1918-10-27
1919	1919-01-16	1919-11-24
1920	1920-03-28	1920-12-30
1921	1921-02-19	1921-11-17
1922	1922-04-29	1922-12-08
1923	1923-01-26	1923-09-24
1924	1924-05-10	1924-11-09
1925	1925-01-26	1925-10-10
1926	1926-02-14	1926-11-26
1927	1927-03-12	1927-12-13
1928	1928-01-07	1928-10-21
1929	1929-02-08	1929-12-25
1930	1930-04-15	1930-11-03
1931	1931-04-12	1931-10-15
1932	1932-04-28	1932-10-29
1933	1933-04-09	1933-10-19
1934	1934-03-27	1934-12-13
1935	1935-04-05	1935-12-01
1936	1936-05-05	1936-09-30
1937	1937-02-11	1937-12-05
1938	1938-03-15	1938-12-04
1939	1939-01-21	1939-11-13
1940	1940-05-17	1940-12-03
1941	1941-03-16	1941-11-15
1942	1942-04-19	1942-12-10
1943	1943-01-31	1943-09-19
1944	1944-04-29	1944-12-07
1945	1945-03-26	1945-12-25
1946	1946-03-20	1946-12-04
1947	1947-03-06	1947-11-26
1948	1948-03-30	1948-12-24
1949	1949-03-12	1949-11-19
1950	1950-05-05	1950-12-27
1951	1951-01-02	1951-11-01
1952	1952-01-24	1952-11-19
1953	1953-02-02	1953-11-16
1954	1954-01-14	1954-11-11
1955	1955-02-06	1955-12-14
1956	1956-03-04	1956-12-05
1957	1957-03-19	1957-09-10
1958	1958-01-28	1958-10-14
1959	1959-04-11	1959-12-31
1960	1960-01-01	1960-09-23
1961	1961-01-26	1961-11-20
1962	1962-03-16	1962-12-06
1963	1963-01-30	1963-10-17
1965	1965-02-02	1965-12-20
1966	1966-04-20	1966-12-27
1967	1967-03-15	1967-12-11
1968	1968-01-08	1968-10-21
1969	1969-03-13	1969-11-24
1970	1970-02-05	1970-11-03
1971	1971-03-27	1971-11-16
1973	1973-04-09	1973-11-13
1974	1974-01-29	1974-11-20
1985	1985-01-20	1985-12-02
1986	1986-02-27	1986-10-17
1987	1987-03-17	1987-09-27
1988	1988-04-29	1988-11-01
1995	1995-05-10	1995-12-25
1996	1996-05-06	1996-12-12
1998	1998-01-16	1998-12-15
2026	2026-03-28	2026-08-26

Every Fixed Threshold

Fixed thresholds at Nannup
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	73	51	1910	11
25 mm (0.98 in): Days with 25 mm or more rain	72	14	1996	2
50 mm (1.97 in): Days with 50 mm or more rain	31	3	1947	2
100 mm (3.94 in): Days with 100 mm or more rain	2	1	1947	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 Nannup 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Nannup Threshold Days by Year (ASN00009585)

Key Facts for Nannup Thresholds

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

Every Fixed Threshold

Download the Data

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