Pollachi Threshold Days by Year
4 fixed thresholds counted per year at Pollachi (IN020031600): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Pollachi Thresholds
- Pollachi: days with 10 mm (0.39 in) or more of precipitation in 70 years, most in 1946 with 46.
- Pollachi: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1930 with 18.
- Pollachi: days with 50 mm (1.97 in) or more of precipitation in 63 years, most in 1924 with 11.
- Pollachi: days with 100 mm (3.94 in) or more of precipitation in 11 years, most in 1924 with 3.
- 4 fixed thresholds have at least one qualifying day at Pollachi.
Days with 10 mm (0.39 in) or more of precipitation
70 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1901 | 21 | 25.6 |
| 1902 | 34 | 25.6 |
| 1903 | 25 | 25.6 |
| 1904 | 24 | 25.6 |
| 1905 | 23 | 25.6 |
| 1906 | 23 | 25.6 |
| 1907 | 30 | 25.6 |
| 1908 | 23 | 25.6 |
| 1909 | 27 | 25.6 |
| 1910 | 21 | 25.3 |
| 1911 | 24 | 25.3 |
| 1912 | 29 | 25.3 |
| 1913 | 14 | 25.3 |
| 1914 | 27 | 25.3 |
| 1915 | 21 | 25.3 |
| 1916 | 32 | 25.3 |
| 1917 | 31 | 25.3 |
| 1918 | 24 | 25.3 |
| 1919 | 30 | 25.3 |
| 1920 | 23 | 29.1 |
| 1921 | 30 | 29.1 |
| 1922 | 36 | 29.1 |
| 1923 | 24 | 29.1 |
| 1924 | 38 | 29.1 |
| 1925 | 31 | 29.1 |
| 1926 | 27 | 29.1 |
| 1927 | 27 | 29.1 |
| 1928 | 22 | 29.1 |
| 1929 | 33 | 29.1 |
| 1930 | 32 | 27.9 |
| 1931 | 28 | 27.9 |
| 1932 | 32 | 27.9 |
| 1933 | 34 | 27.9 |
| 1934 | 25 | 27.9 |
| 1935 | 23 | 27.9 |
| 1936 | 31 | 27.9 |
| 1937 | 27 | 27.9 |
| 1938 | 20 | 27.9 |
| 1939 | 27 | 27.9 |
| 1940 | 39 | 28.5 |
| 1941 | 23 | 28.5 |
| 1942 | 22 | 28.5 |
| 1943 | 26 | 28.5 |
| 1944 | 25 | 28.5 |
| 1945 | 27 | 28.5 |
| 1946 | 46 | 28.5 |
| 1947 | 25 | 28.5 |
| 1948 | 31 | 28.5 |
| 1949 | 21 | 28.5 |
| 1950 | 28 | 27 |
| 1951 | 30 | 27 |
| 1952 | 19 | 27 |
| 1953 | 22 | 27 |
| 1954 | 24 | 27 |
| 1955 | 26 | 27 |
| 1956 | 25 | 27 |
| 1957 | 29 | 27 |
| 1958 | 30 | 27 |
| 1959 | 37 | 27 |
| 1960 | 36 | 28.3 |
| 1961 | 39 | 28.3 |
| 1962 | 31 | 28.3 |
| 1963 | 25 | 28.3 |
| 1964 | 30 | 28.3 |
| 1965 | 22 | 28.3 |
| 1966 | 21 | 28.3 |
| 1967 | 24 | 28.3 |
| 1968 | 27 | 28.3 |
| 1969 | 28 | 28.3 |
| 1970 | 18 | 18 |
| Year | First date | Last date |
|---|---|---|
| 1901 | 1901-04-28 | 1901-11-19 |
| 1902 | 1902-03-29 | 1902-12-25 |
| 1903 | 1903-05-10 | 1903-12-05 |
| 1904 | 1904-01-01 | 1904-10-28 |
| 1905 | 1905-04-24 | 1905-11-26 |
| 1906 | 1906-01-18 | 1906-12-21 |
| 1907 | 1907-04-01 | 1907-12-13 |
| 1908 | 1908-01-15 | 1908-10-30 |
| 1909 | 1909-01-01 | 1909-12-14 |
| 1910 | 1910-04-16 | 1910-11-18 |
| 1911 | 1911-05-12 | 1911-12-06 |
| 1912 | 1912-05-20 | 1912-11-22 |
| 1913 | 1913-05-05 | 1913-12-03 |
| 1914 | 1914-06-16 | 1914-11-08 |
| 1915 | 1915-03-01 | 1915-11-27 |
| 1916 | 1916-04-21 | 1916-12-05 |
| 1917 | 1917-02-01 | 1917-12-12 |
| 1918 | 1918-05-04 | 1918-12-18 |
| 1919 | 1919-04-26 | 1919-11-30 |
| 1920 | 1920-01-02 | 1920-11-24 |
| 1921 | 1921-01-14 | 1921-12-30 |
| 1922 | 1922-01-11 | 1922-12-01 |
| 1923 | 1923-04-02 | 1923-12-17 |
| 1924 | 1924-04-01 | 1924-12-01 |
| 1925 | 1925-03-16 | 1925-12-12 |
| 1926 | 1926-03-13 | 1926-12-08 |
| 1927 | 1927-05-02 | 1927-12-01 |
| 1928 | 1928-02-04 | 1928-11-22 |
| 1929 | 1929-03-28 | 1929-12-05 |
| 1930 | 1930-03-20 | 1930-12-01 |
| 1931 | 1931-04-16 | 1931-12-25 |
| 1932 | 1932-04-13 | 1932-11-29 |
| 1933 | 1933-03-13 | 1933-12-18 |
| 1934 | 1934-01-26 | 1934-10-30 |
| 1935 | 1935-02-01 | 1935-12-26 |
| 1936 | 1936-03-18 | 1936-11-07 |
| 1937 | 1937-03-14 | 1937-12-24 |
| 1938 | 1938-02-07 | 1938-12-27 |
| 1939 | 1939-03-16 | 1939-11-22 |
| 1940 | 1940-04-12 | 1940-12-13 |
| 1941 | 1941-05-27 | 1941-12-15 |
| 1942 | 1942-04-25 | 1942-12-11 |
| 1943 | 1943-01-03 | 1943-11-12 |
| 1944 | 1944-03-19 | 1944-12-23 |
| 1945 | 1945-04-01 | 1945-11-16 |
| 1946 | 1946-01-21 | 1946-12-08 |
| 1947 | 1947-02-19 | 1947-12-16 |
| 1948 | 1948-01-18 | 1948-11-19 |
| 1949 | 1949-02-09 | 1949-11-01 |
| 1950 | 1950-02-21 | 1950-11-20 |
| 1951 | 1951-03-24 | 1951-11-22 |
| 1952 | 1952-02-22 | 1952-12-01 |
| 1953 | 1953-04-09 | 1953-11-27 |
| 1954 | 1954-01-11 | 1954-12-11 |
| 1955 | 1955-03-30 | 1955-11-24 |
| 1956 | 1956-04-27 | 1956-11-23 |
| 1957 | 1957-04-23 | 1957-11-15 |
| 1958 | 1958-04-15 | 1958-11-21 |
| 1959 | 1959-02-05 | 1959-12-02 |
| 1960 | 1960-04-05 | 1960-11-24 |
| 1961 | 1961-03-28 | 1961-12-05 |
| 1962 | 1962-01-30 | 1962-12-04 |
| 1963 | 1963-01-09 | 1963-12-22 |
| 1964 | 1964-05-03 | 1964-12-24 |
| 1965 | 1965-03-30 | 1965-12-10 |
| 1966 | 1966-07-13 | 1966-12-02 |
| 1967 | 1967-03-18 | 1967-12-10 |
| 1968 | 1968-02-21 | 1968-11-02 |
| 1969 | 1969-04-10 | 1969-12-14 |
| 1970 | 1970-05-02 | 1970-11-23 |
Every Fixed Threshold
| 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 | 70 | 46 | 1946 | 18 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 70 | 18 | 1930 | 7 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 63 | 11 | 1924 | 2 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 11 | 3 | 1924 | 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
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 . Last revised (2025-12-31).