Munnar Threshold Days by Year (IN010041700)

5 fixed thresholds counted per year at Munnar (IN010041700): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Munnar Thresholds

Munnar: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1959 with 124.
Munnar: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1959 with 73.
Munnar: days with 50 mm (1.97 in) or more of precipitation in 47 years, most in 1923 with 40.
Munnar: days with 100 mm (3.94 in) or more of precipitation in 45 years, most in 1923 with 14.
5 fixed thresholds have at least one qualifying day at Munnar.

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

47 years with a qualifying day

Days per year at Munnar with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 124 in 1959.

Days with 10 mm (0.39 in) or more of precipitation per year at Munnar
Year	Days	Decade average
1916	90	89.8
1917	85	89.8
1918	89	89.8
1919	95	89.8
1920	105	89.8
1921	80	89.8
1922	101	89.8
1923	87	89.8
1924	87	89.8
1925	92	89.8
1926	73	89.8
1927	85	89.8
1928	85	89.8
1929	103	89.8
1930	103	98
1931	93	98
1932	121	98
1933	115	98
1934	87	98
1935	86	98
1936	94	98
1937	85	98
1938	100	98
1939	96	98
1940	96	95.4
1941	100	95.4
1942	92	95.4
1943	118	95.4
1944	92	95.4
1945	84	95.4
1946	111	95.4
1947	90	95.4
1948	76	95.4
1950	106	103.2
1951	117	103.2
1952	102	103.2
1953	89	103.2
1954	108	103.2
1955	90	103.2
1956	115	103.2
1957	86	103.2
1958	95	103.2
1959	124	103.2
1961	105	95.3
1962	93	95.3
1969	88	95.3
1970	112	112

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

First to last qualifying date each year at Munnar
Year	First date	Last date
1916	1916-04-12	1916-11-12
1917	1917-02-02	1917-11-28
1918	1918-01-13	1918-12-25
1919	1919-01-24	1919-12-31
1920	1920-01-02	1920-11-25
1921	1921-01-14	1921-12-30
1922	1922-01-09	1922-11-30
1923	1923-03-04	1923-12-15
1924	1924-01-06	1924-12-09
1925	1925-03-18	1925-12-11
1926	1926-01-07	1926-12-17
1927	1927-01-06	1927-11-30
1928	1928-01-26	1928-11-30
1929	1929-01-29	1929-12-01
1930	1930-02-07	1930-12-01
1931	1931-04-03	1931-12-25
1932	1932-02-24	1932-11-30
1933	1933-03-30	1933-12-17
1934	1934-01-09	1934-11-07
1935	1935-01-15	1935-12-24
1936	1936-02-04	1936-11-19
1937	1937-02-14	1937-11-19
1938	1938-02-05	1938-12-07
1939	1939-02-23	1939-11-18
1940	1940-04-13	1940-12-12
1941	1941-03-25	1941-12-15
1942	1942-03-02	1942-12-16
1943	1943-01-03	1943-12-08
1944	1944-02-20	1944-12-23
1945	1945-04-03	1945-11-17
1946	1946-03-16	1946-12-08
1947	1947-01-31	1947-10-29
1948	1948-04-14	1948-11-24
1950	1950-02-21	1950-12-21
1951	1951-01-17	1951-12-01
1952	1952-02-22	1952-12-14
1953	1953-02-21	1953-12-02
1954	1954-02-26	1954-10-26
1955	1955-04-21	1955-11-30
1956	1956-04-13	1956-11-22
1957	1957-02-28	1957-11-17
1958	1958-02-03	1958-11-20
1959	1959-01-31	1959-12-20
1961	1961-02-08	1961-12-05
1962	1962-01-25	1962-12-06
1969	1969-01-02	1969-12-20
1970	1970-01-26	1970-12-12

Every Fixed Threshold

Fixed thresholds at Munnar
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	47	124	1959	112
25 mm (0.98 in): Days with 25 mm or more rain	47	73	1959	46
50 mm (1.97 in): Days with 50 mm or more rain	47	40	1923	14
100 mm (3.94 in): Days with 100 mm or more rain	45	14	1923	2
200 mm (7.87 in): Days with 200 mm or more rain	8	4	1924	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1916.

Download the Data

Data for Munnar 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).

Munnar Threshold Days by Year (IN010041700)

Key Facts for Munnar Thresholds

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

Every Fixed Threshold

Download the Data

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