Iglas Threshold Days by Year (IN023020201)

5 fixed thresholds counted per year at Iglas (IN023020201): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Iglas Thresholds

Iglas: days with 10 mm (0.39 in) or more of precipitation in 65 years, most in 1967 with 35.
Iglas: days with 25 mm (0.98 in) or more of precipitation in 65 years, most in 1942 with 19.
Iglas: days with 50 mm (1.97 in) or more of precipitation in 64 years, most in 1942 with 10.
Iglas: days with 100 mm (3.94 in) or more of precipitation in 31 years, most in 1949 with 4.
5 fixed thresholds have at least one qualifying day at Iglas.

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

65 years with a qualifying day

Days per year at Iglas with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 35 in 1967.

Days with 10 mm (0.39 in) or more of precipitation per year at Iglas
Year	Days	Decade average
1901	15	17.9
1902	19	17.9
1903	16	17.9
1904	24	17.9
1905	8	17.9
1906	24	17.9
1907	14	17.9
1908	22	17.9
1909	19	17.9
1910	18	17.5
1911	11	17.5
1912	14	17.5
1913	12	17.5
1914	20	17.5
1915	14	17.5
1916	23	17.5
1917	30	17.5
1918	9	17.5
1919	24	17.5
1920	15	20.9
1921	21	20.9
1922	28	20.9
1923	24	20.9
1924	24	20.9
1925	23	20.9
1926	26	20.9
1927	16	20.9
1928	14	20.9
1929	18	20.9
1930	20	20.4
1931	20	20.4
1932	13	20.4
1933	27	20.4
1934	26	20.4
1935	22	20.4
1936	26	20.4
1937	11	20.4
1938	18	20.4
1939	21	20.4
1940	22	21.5
1941	12	21.5
1942	33	21.5
1943	21	21.5
1944	19	21.5
1945	22	21.5
1946	18	21.5
1947	19	21.5
1948	24	21.5
1949	25	21.5
1950	16	18.1
1951	17	18.1
1952	17	18.1
1953	12	18.1
1954	16	18.1
1955	23	18.1
1956	20	18.1
1958	28	18.1
1959	14	18.1
1960	23	21
1961	23	21
1962	11	21
1963	18	21
1964	22	21
1967	35	21
1968	15	21

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

First to last qualifying date each year at Iglas
Year	First date	Last date
1901	1901-01-08	1901-10-18
1902	1902-06-13	1902-09-13
1903	1903-01-25	1903-10-10
1904	1904-03-04	1904-12-18
1905	1905-01-05	1905-08-28
1906	1906-01-28	1906-09-27
1907	1907-01-10	1907-08-16
1908	1908-01-11	1908-09-01
1909	1909-01-11	1909-12-26
1910	1910-01-16	1910-10-03
1911	1911-01-04	1911-09-30
1912	1912-01-10	1912-09-27
1913	1913-02-16	1913-09-07
1914	1914-04-08	1914-09-20
1915	1915-01-18	1915-09-15
1916	1916-02-17	1916-10-07
1917	1917-04-22	1917-10-27
1918	1918-01-23	1918-09-03
1919	1919-01-19	1919-12-25
1920	1920-01-12	1920-08-16
1921	1921-01-21	1921-09-23
1922	1922-01-22	1922-12-23
1923	1923-02-23	1923-12-03
1924	1924-01-05	1924-12-10
1925	1925-06-08	1925-09-28
1926	1926-02-03	1926-09-17
1927	1927-02-15	1927-09-02
1928	1928-01-01	1928-12-03
1929	1929-01-27	1929-10-04
1930	1930-01-14	1930-09-12
1931	1931-07-03	1931-10-16
1932	1932-07-20	1932-09-25
1933	1933-06-21	1933-10-20
1934	1934-01-11	1934-09-07
1935	1935-01-29	1935-12-12
1936	1936-03-30	1936-12-04
1937	1937-02-12	1937-12-31
1938	1938-01-26	1938-09-13
1939	1939-06-14	1939-09-18
1940	1940-01-19	1940-09-19
1941	1941-01-04	1941-09-11
1942	1942-02-13	1942-09-21
1943	1943-01-05	1943-09-14
1944	1944-01-25	1944-12-31
1945	1945-07-14	1945-09-23
1946	1946-05-21	1946-09-14
1947	1947-01-04	1947-12-21
1948	1948-01-05	1948-09-09
1949	1949-02-05	1949-09-30
1950	1950-07-16	1950-09-20
1951	1951-03-25	1951-11-25
1952	1952-03-02	1952-08-25
1953	1953-01-16	1953-09-28
1954	1954-02-05	1954-10-01
1955	1955-06-28	1955-10-13
1956	1956-07-03	1956-10-10
1958	1958-07-04	1958-10-02
1959	1959-01-29	1959-11-07
1960	1960-03-11	1960-10-06
1961	1961-01-02	1961-10-13
1962	1962-01-26	1962-09-22
1963	1963-06-09	1963-09-16
1964	1964-07-09	1964-09-26
1967	1967-03-21	1967-12-24
1968	1968-01-05	1968-08-21

Every Fixed Threshold

Fixed thresholds at Iglas
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	65	35	1967	15
25 mm (0.98 in): Days with 25 mm or more rain	65	19	1942	8
50 mm (1.97 in): Days with 50 mm or more rain	64	10	1942	5
100 mm (3.94 in): Days with 100 mm or more rain	31	4	1949	1
200 mm (7.87 in): Days with 200 mm or more rain	3	1	1933	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Iglas 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Iglas Threshold Days by Year (IN023020201)

Key Facts for Iglas Thresholds

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

Every Fixed Threshold

Download the Data

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