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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Chatna Threshold Days by Year

5 fixed thresholds counted per year at Chatna (IN024012800): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chatna Thresholds

  • Chatna: days with 10 mm (0.39 in) or more of precipitation in 26 years, most in 1946 with 54.
  • Chatna: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1941 with 23.
  • Chatna: days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 1939 with 9.
  • Chatna: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1944 with 3.
  • 5 fixed thresholds have at least one qualifying day at Chatna.
26 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Chatna Days per year at Chatna with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1946. 02040601929: 481930: 371931: 301932: 381933: 481934: 361935: 291937: 401938: 291939: 491940: 401941: 501942: 461944: 431945: 351946: 541948: 421953: 341954: 321955: 251956: 391959: 461960: 401961: 271966: 201967: 37192919321935193919421946195419591966
Days per year at Chatna with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1946.
Days with 10 mm (0.39 in) or more of precipitation per year at Chatna
YearDaysDecade average
19294848
19303737.3
19313037.3
19323837.3
19334837.3
19343637.3
19352937.3
19374037.3
19382937.3
19394937.3
19404044.3
19415044.3
19424644.3
19444344.3
19453544.3
19465444.3
19484244.3
19533435.2
19543235.2
19552535.2
19563935.2
19594635.2
19604031
19612731
19662031
19673731
First to last qualifying date each year at Chatna For each year, a bar from the first to the last day at Chatna meeting 10 mm (0.39 in). 1929: 1 February 1929 to 26 December 19291930: 31 March 1930 to 20 November 19301931: 11 February 1931 to 3 November 19311932: 15 February 1932 to 13 November 19321933: 21 January 1933 to 15 October 19331934: 31 January 1934 to 7 November 19341935: 23 February 1935 to 22 September 19351937: 11 February 1937 to 30 October 19371938: 9 January 1938 to 19 September 19381939: 19 February 1939 to 25 October 19391940: 29 February 1940 to 17 October 19401941: 29 January 1941 to 19 November 19411942: 7 March 1942 to 17 October 19421944: 29 January 1944 to 1 October 19441945: 6 January 1945 to 22 October 19451946: 6 April 1946 to 21 November 19461948: 6 May 1948 to 27 November 19481953: 18 June 1953 to 9 November 19531954: 20 January 1954 to 24 October 19541955: 31 January 1955 to 11 October 19551956: 1 February 1956 to 26 September 19561959: 29 January 1959 to 17 October 19591960: 2 March 1960 to 1 October 19601961: 3 February 1961 to 30 October 19611966: 2 June 1966 to 23 November 19661967: 20 April 1967 to 27 September 19671929193319381942194819561966JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Chatna meeting 10 mm (0.39 in).
First to last qualifying date each year at Chatna
YearFirst dateLast date
19291929-02-011929-12-26
19301930-03-311930-11-20
19311931-02-111931-11-03
19321932-02-151932-11-13
19331933-01-211933-10-15
19341934-01-311934-11-07
19351935-02-231935-09-22
19371937-02-111937-10-30
19381938-01-091938-09-19
19391939-02-191939-10-25
19401940-02-291940-10-17
19411941-01-291941-11-19
19421942-03-071942-10-17
19441944-01-291944-10-01
19451945-01-061945-10-22
19461946-04-061946-11-21
19481948-05-061948-11-27
19531953-06-181953-11-09
19541954-01-201954-10-24
19551955-01-311955-10-11
19561956-02-011956-09-26
19591959-01-291959-10-17
19601960-03-021960-10-01
19611961-02-031961-10-30
19661966-06-021966-11-23
19671967-04-201967-09-27

Every Fixed Threshold

Fixed thresholds at Chatna
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2654194637
25 mm (0.98 in): Days with 25 mm or more rain2623194115
50 mm (1.97 in): Days with 50 mm or more rain26919394
100 mm (3.94 in): Days with 100 mm or more rain13319441
200 mm (7.87 in): Days with 200 mm or more rain1119461

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1929.

Download the Data

  • Data for Chatna 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 . Last revised (2025-12-31).