Ratlam Threshold Days by Year (IN011310600)

5 fixed thresholds counted per year at Ratlam (IN011310600): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ratlam Thresholds

Ratlam: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 1917 with 42.
Ratlam: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 1944 with 20.
Ratlam: days with 50 mm (1.97 in) or more of precipitation in 65 years, most in 1944 with 13.
Ratlam: days with 100 mm (3.94 in) or more of precipitation in 41 years, most in 1944 with 5.
5 fixed thresholds have at least one qualifying day at Ratlam.

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

68 years with a qualifying day

Days per year at Ratlam with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 42 in 1917.

Days with 10 mm (0.39 in) or more of precipitation per year at Ratlam
Year	Days	Decade average
1901	14	17.4
1902	23	17.4
1903	15	17.4
1904	14	17.4
1905	12	17.4
1906	22	17.4
1907	17	17.4
1908	23	17.4
1909	17	17.4
1910	26	22.5
1911	16	22.5
1912	17	22.5
1913	17	22.5
1914	28	22.5
1915	15	22.5
1916	36	22.5
1917	42	22.5
1918	3	22.5
1919	25	22.5
1920	16	19
1921	18	19
1922	23	19
1923	20	19
1924	26	19
1925	12	19
1926	17	19
1927	30	19
1928	17	19
1929	11	19
1930	21	24.9
1931	30	24.9
1932	21	24.9
1933	31	24.9
1934	38	24.9
1935	19	24.9
1936	17	24.9
1937	33	24.9
1938	22	24.9
1939	17	24.9
1940	24	29.7
1941	25	29.7
1942	36	29.7
1943	24	29.7
1944	39	29.7
1945	33	29.7
1946	36	29.7
1947	26	29.7
1949	24	29.7
1950	29	25.6
1951	16	25.6
1952	20	25.6
1953	20	25.6
1954	30	25.6
1955	30	25.6
1956	25	25.6
1957	18	25.6
1958	33	25.6
1959	35	25.6
1960	21	24.3
1961	33	24.3
1962	24	24.3
1963	28	24.3
1964	23	24.3
1965	17	24.3
1966	19	24.3
1967	21	24.3
1968	20	24.3
1969	37	24.3

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

First to last qualifying date each year at Ratlam
Year	First date	Last date
1901	1901-06-26	1901-08-30
1902	1902-01-08	1902-12-12
1903	1903-06-15	1903-09-29
1904	1904-03-04	1904-09-15
1905	1905-06-28	1905-09-10
1906	1906-06-16	1906-09-29
1907	1907-06-14	1907-08-25
1908	1908-01-10	1908-09-04
1909	1909-06-24	1909-09-25
1910	1910-06-05	1910-10-03
1911	1911-06-10	1911-09-27
1912	1912-06-16	1912-11-23
1913	1913-05-21	1913-09-13
1914	1914-06-02	1914-11-07
1915	1915-01-24	1915-10-04
1916	1916-05-31	1916-11-24
1917	1917-05-04	1917-10-23
1918	1918-06-29	1918-08-28
1919	1919-01-18	1919-09-18
1920	1920-01-04	1920-09-24
1921	1921-01-20	1921-09-21
1922	1922-07-01	1922-12-12
1923	1923-07-01	1923-09-21
1924	1924-06-15	1924-10-14
1925	1925-05-28	1925-11-09
1926	1926-07-04	1926-09-19
1927	1927-06-05	1927-12-18
1928	1928-06-09	1928-12-06
1929	1929-06-20	1929-08-26
1930	1930-05-21	1930-10-29
1931	1931-07-01	1931-10-09
1932	1932-06-24	1932-09-16
1933	1933-06-20	1933-11-20
1934	1934-06-11	1934-09-26
1935	1935-06-16	1935-10-31
1936	1936-06-17	1936-11-12
1937	1937-06-15	1937-10-03
1938	1938-05-30	1938-10-14
1939	1939-06-13	1939-09-19
1940	1940-03-10	1940-11-27
1941	1941-02-26	1941-09-28
1942	1942-01-27	1942-09-20
1943	1943-06-13	1943-09-20
1944	1944-03-03	1944-10-29
1945	1945-06-14	1945-09-24
1946	1946-06-10	1946-11-11
1947	1947-01-26	1947-12-19
1949	1949-05-31	1949-11-21
1950	1950-06-09	1950-09-17
1951	1951-06-11	1951-11-24
1952	1952-06-16	1952-09-29
1953	1953-01-05	1953-09-28
1954	1954-06-17	1954-09-30
1955	1955-05-02	1955-10-04
1956	1956-01-13	1956-10-10
1957	1957-06-26	1957-09-14
1958	1958-06-07	1958-10-11
1959	1959-06-02	1959-10-15
1960	1960-01-07	1960-09-26
1961	1961-05-29	1961-10-12
1962	1962-05-11	1962-11-03
1963	1963-06-26	1963-11-25
1964	1964-06-19	1964-09-19
1965	1965-01-02	1965-09-07
1966	1966-06-17	1966-09-22
1967	1967-03-25	1967-12-23
1968	1968-03-14	1968-09-30
1969	1969-06-05	1969-11-10

Every Fixed Threshold

Fixed thresholds at Ratlam
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	68	42	1917	37
25 mm (0.98 in): Days with 25 mm or more rain	68	20	1944	18
50 mm (1.97 in): Days with 50 mm or more rain	65	13	1944	3
100 mm (3.94 in): Days with 100 mm or more rain	41	5	1944	1
200 mm (7.87 in): Days with 200 mm or more rain	8	3	1941	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 Ratlam 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).

Ratlam Threshold Days by Year (IN011310600)

Key Facts for Ratlam Thresholds

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

Every Fixed Threshold

Download the Data

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