Thalli Threshold Days by Year

4 fixed thresholds counted per year at Thalli (IN020050900): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Thalli Thresholds

Thalli: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1961 with 48.
Thalli: days with 25 mm (0.98 in) or more of precipitation in 62 years, most in 1939 with 21.
Thalli: days with 50 mm (1.97 in) or more of precipitation in 55 years, most in 1956 with 10.
Thalli: days with 100 mm (3.94 in) or more of precipitation in 7 years, most in 1903 with 1.
4 fixed thresholds have at least one qualifying day at Thalli.

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

62 years with a qualifying day

Days per year at Thalli with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1961.

Days with 10 mm (0.39 in) or more of precipitation per year at Thalli
Year	Days	Decade average
1901	27	30.4
1902	25	30.4
1903	43	30.4
1904	24	30.4
1905	31	30.4
1906	33	30.4
1907	27	30.4
1908	26	30.4
1909	38	30.4
1910	40	29.5
1911	26	29.5
1912	37	29.5
1913	27	29.5
1914	23	29.5
1915	33	29.5
1916	33	29.5
1917	32	29.5
1918	16	29.5
1919	28	29.5
1920	24	24.8
1921	23	24.8
1922	32	24.8
1923	20	24.8
1924	22	24.8
1925	24	24.8
1926	21	24.8
1927	30	24.8
1928	25	24.8
1929	27	24.8
1930	21	26.6
1931	25	26.6
1932	27	26.6
1933	23	26.6
1934	20	26.6
1935	30	26.6
1936	30	26.6
1937	28	26.6
1938	26	26.6
1939	36	26.6
1940	35	30.2
1941	27	30.2
1942	31	30.2
1943	27	30.2
1944	23	30.2
1945	27	30.2
1946	36	30.2
1947	39	30.2
1948	33	30.2
1949	24	30.2
1950	20	30
1951	32	30
1952	22	30
1953	31	30
1954	38	30
1955	25	30
1956	36	30
1957	30	30
1958	34	30
1959	32	30
1960	38	43.3
1961	48	43.3
1962	44	43.3

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

First to last qualifying date each year at Thalli
Year	First date	Last date
1901	1901-02-21	1901-12-11
1902	1902-04-09	1902-12-17
1903	1903-05-10	1903-11-28
1904	1904-04-11	1904-10-18
1905	1905-04-03	1905-11-26
1906	1906-01-19	1906-12-29
1907	1907-03-20	1907-12-19
1908	1908-03-27	1908-11-02
1909	1909-01-02	1909-10-17
1910	1910-04-15	1910-11-16
1911	1911-04-12	1911-12-08
1912	1912-03-31	1912-11-26
1913	1913-03-05	1913-12-03
1914	1914-05-06	1914-11-03
1915	1915-01-19	1915-12-26
1916	1916-04-21	1916-12-04
1917	1917-04-11	1917-11-29
1918	1918-03-25	1918-11-27
1919	1919-01-26	1919-11-15
1920	1920-04-01	1920-10-31
1921	1921-04-23	1921-11-02
1922	1922-04-27	1922-11-30
1923	1923-03-07	1923-09-21
1924	1924-04-01	1924-11-28
1925	1925-03-18	1925-12-06
1926	1926-01-06	1926-11-07
1927	1927-05-17	1927-11-15
1928	1928-02-06	1928-12-04
1929	1929-02-09	1929-11-14
1930	1930-02-22	1930-12-01
1931	1931-04-16	1931-12-11
1932	1932-02-23	1932-11-26
1933	1933-05-03	1933-12-26
1934	1934-04-18	1934-11-28
1935	1935-03-31	1935-10-19
1936	1936-04-01	1936-11-11
1937	1937-04-07	1937-11-16
1938	1938-02-15	1938-11-07
1939	1939-03-16	1939-11-19
1940	1940-04-25	1940-12-12
1941	1941-04-27	1941-12-14
1942	1942-04-05	1942-12-20
1943	1943-01-04	1943-11-17
1944	1944-02-22	1944-11-29
1945	1945-04-22	1945-11-14
1946	1946-04-02	1946-12-09
1947	1947-05-18	1947-11-22
1948	1948-01-18	1948-11-17
1949	1949-02-09	1949-10-25
1950	1950-02-23	1950-11-06
1951	1951-03-30	1951-11-18
1952	1952-04-06	1952-12-07
1953	1953-04-18	1953-10-31
1954	1954-04-15	1954-12-15
1955	1955-04-23	1955-11-02
1956	1956-04-25	1956-11-21
1957	1957-03-16	1957-11-09
1958	1958-04-20	1958-11-21
1959	1959-02-02	1959-11-28
1960	1960-04-04	1960-11-21
1961	1961-01-01	1961-11-08
1962	1962-03-22	1962-10-22

Every Fixed Threshold

Fixed thresholds at Thalli
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	62	48	1961	44
25 mm (0.98 in): Days with 25 mm or more rain	62	21	1939	13
50 mm (1.97 in): Days with 50 mm or more rain	55	10	1956	2
100 mm (3.94 in): Days with 100 mm or more rain	7	1	1903	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 Thalli 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).

Thalli Threshold Days by Year

Key Facts for Thalli Thresholds

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

Every Fixed Threshold

Download the Data

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