Bookara Threshold Days by Year

4 fixed thresholds counted per year at Bookara (ASN00008148): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bookara Thresholds

Bookara: days with 10 mm (0.39 in) or more of precipitation in 44 years, most in 1909 with 22.
Bookara: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1917 with 8.
Bookara: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1934 with 3.
Bookara: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1934 with 1.
4 fixed thresholds have at least one qualifying day at Bookara.

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

44 years with a qualifying day

Days per year at Bookara with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1909.

Days with 10 mm (0.39 in) or more of precipitation per year at Bookara
Year	Days	Decade average
1907	16	15.7
1908	9	15.7
1909	22	15.7
1910	19	14.6
1911	13	14.6
1912	11	14.6
1913	20	14.6
1914	6	14.6
1915	13	14.6
1916	18	14.6
1917	20	14.6
1918	14	14.6
1919	12	14.6
1920	15	14.9
1921	18	14.9
1922	12	14.9
1923	15	14.9
1924	13	14.9
1925	17	14.9
1926	17	14.9
1927	16	14.9
1928	11	14.9
1929	15	14.9
1930	16	14.1
1931	14	14.1
1932	16	14.1
1933	13	14.1
1934	19	14.1
1935	9	14.1
1936	11	14.1
1937	11	14.1
1938	10	14.1
1939	22	14.1
1940	11	14.7
1941	16	14.7
1942	14	14.7
1943	17	14.7
1944	16	14.7
1945	22	14.7
1946	18	14.7
1947	12	14.7
1948	8	14.7
1949	13	14.7
1950	17	17

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

First to last qualifying date each year at Bookara
Year	First date	Last date
1907	1907-05-16	1907-09-22
1908	1908-05-18	1908-11-09
1909	1909-01-05	1909-10-23
1910	1910-02-19	1910-08-14
1911	1911-04-29	1911-09-12
1912	1912-05-15	1912-08-29
1913	1913-04-10	1913-10-10
1914	1914-06-25	1914-11-12
1915	1915-02-21	1915-08-28
1916	1916-01-21	1916-10-05
1917	1917-03-18	1917-10-01
1918	1918-02-24	1918-09-16
1919	1919-04-17	1919-09-02
1920	1920-03-12	1920-09-11
1921	1921-02-19	1921-09-17
1922	1922-04-16	1922-08-25
1923	1923-04-23	1923-09-17
1924	1924-03-18	1924-11-03
1925	1925-01-24	1925-12-26
1926	1926-04-16	1926-11-07
1927	1927-03-12	1927-09-19
1928	1928-04-20	1928-12-31
1929	1929-02-23	1929-11-14
1930	1930-05-09	1930-10-09
1931	1931-05-04	1931-09-05
1932	1932-03-28	1932-10-22
1933	1933-05-24	1933-10-06
1934	1934-03-08	1934-08-23
1935	1935-01-06	1935-08-29
1936	1936-04-20	1936-08-17
1937	1937-04-18	1937-08-27
1938	1938-03-15	1938-11-02
1939	1939-01-20	1939-11-10
1940	1940-05-06	1940-10-12
1941	1941-04-04	1941-09-19
1942	1942-04-15	1942-09-27
1943	1943-01-31	1943-09-20
1944	1944-03-14	1944-08-28
1945	1945-05-15	1945-08-22
1946	1946-04-19	1946-11-10
1947	1947-05-03	1947-10-25
1948	1948-04-23	1948-10-26
1949	1949-02-13	1949-09-26
1950	1950-05-06	1950-10-09

Every Fixed Threshold

Fixed thresholds at Bookara
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	44	22	1909	17
25 mm (0.98 in): Days with 25 mm or more rain	43	8	1917	6
50 mm (1.97 in): Days with 50 mm or more rain	17	3	1934	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1934	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 Bookara 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Bookara Threshold Days by Year

Key Facts for Bookara Thresholds

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

Every Fixed Threshold

Download the Data

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