Castra Central Threshold Days by Year

4 fixed thresholds counted per year at Castra Central (ASN00091017): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Castra Central Thresholds

Castra Central: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1923 with 61.
Castra Central: days with 25 mm (0.98 in) or more of precipitation in 42 years, most in 1931 with 23.
Castra Central: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1910 with 5.
Castra Central: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1929 with 2.
4 fixed thresholds have at least one qualifying day at Castra Central.

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

42 years with a qualifying day

Days per year at Castra Central with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 1923.

Days with 10 mm (0.39 in) or more of precipitation per year at Castra Central
Year	Days	Decade average
1909	47	47
1910	57	41.1
1911	33	41.1
1912	46	41.1
1913	33	41.1
1914	14	41.1
1915	54	41.1
1916	49	41.1
1917	57	41.1
1918	39	41.1
1919	29	41.1
1920	44	43.9
1921	29	43.9
1922	43	43.9
1923	61	43.9
1924	45	43.9
1925	33	43.9
1926	42	43.9
1927	37	43.9
1928	54	43.9
1929	51	43.9
1930	40	43
1931	54	43
1932	39	43
1933	26	43
1934	45	43
1935	43	43
1936	56	43
1937	35	43
1938	36	43
1939	56	43
1940	27	36
1941	33	36
1942	49	36
1943	33	36
1944	37	36
1945	28	36
1946	33	36
1947	49	36
1948	42	36
1949	29	36
1950	26	26

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

First to last qualifying date each year at Castra Central
Year	First date	Last date
1909	1909-01-03	1909-12-22
1910	1910-01-10	1910-12-27
1911	1911-02-05	1911-12-06
1912	1912-01-02	1912-12-23
1913	1913-03-06	1913-12-26
1914	1914-01-11	1914-12-01
1915	1915-01-04	1915-11-14
1916	1916-01-31	1916-12-21
1917	1917-01-04	1917-11-30
1918	1918-01-14	1918-12-03
1919	1919-02-19	1919-12-11
1920	1920-01-03	1920-12-16
1921	1921-01-02	1921-11-26
1922	1922-01-10	1922-12-27
1923	1923-01-05	1923-12-14
1924	1924-01-10	1924-11-22
1925	1925-01-13	1925-11-18
1926	1926-01-12	1926-12-17
1927	1927-01-06	1927-12-04
1928	1928-01-01	1928-11-28
1929	1929-01-17	1929-12-29
1930	1930-02-20	1930-12-24
1931	1931-02-14	1931-11-17
1932	1932-01-09	1932-12-27
1933	1933-01-25	1933-12-04
1934	1934-01-30	1934-12-30
1935	1935-01-05	1935-12-11
1936	1936-01-21	1936-12-04
1937	1937-01-01	1937-12-26
1938	1938-01-01	1938-12-10
1939	1939-02-17	1939-12-23
1940	1940-01-21	1940-12-27
1941	1941-01-26	1941-12-04
1942	1942-01-08	1942-12-22
1943	1943-01-12	1943-11-30
1944	1944-01-02	1944-12-21
1945	1945-01-14	1945-12-17
1946	1946-01-04	1946-12-29
1947	1947-02-17	1947-12-28
1948	1948-01-12	1948-12-28
1949	1949-02-27	1949-11-23
1950	1950-01-27	1950-11-30

Every Fixed Threshold

Fixed thresholds at Castra Central
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	42	61	1923	26
25 mm (0.98 in): Days with 25 mm or more rain	42	23	1931	8
50 mm (1.97 in): Days with 50 mm or more rain	34	5	1910	4
100 mm (3.94 in): Days with 100 mm or more rain	3	2	1929	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

Data for Castra Central 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).

Castra Central Threshold Days by Year

Key Facts for Castra Central Thresholds

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

Every Fixed Threshold

Download the Data

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