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Built 2026-10-19 (19 October 2026)

Gattasilli Threshold Days by Year (IN011291401)

5 fixed thresholds counted per year at Gattasilli (IN011291401): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Gattasilli Thresholds

  • Gattasilli: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1929 with 47.
  • Gattasilli: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1959 with 26.
  • Gattasilli: days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1927 with 10.
  • Gattasilli: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1927 with 4.
  • 5 fixed thresholds have at least one qualifying day at Gattasilli.
21 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Gattasilli Days per year at Gattasilli with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 47 in 1929. 02040601927: 331928: 291929: 471930: 331931: 311932: 331933: 271934: 371935: 361952: 331953: 301959: 461961: 371962: 271963: 361964: 331965: 111966: 191967: 381968: 271969: 311927193019331952196119641967
Days per year at Gattasilli with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 47 in 1929.
Days with 10 mm (0.39 in) or more of precipitation per year at Gattasilli
YearDaysDecade average
19273336.3
19282936.3
19294736.3
19303332.8
19313132.8
19323332.8
19332732.8
19343732.8
19353632.8
19523336.3
19533036.3
19594636.3
19613728.8
19622728.8
19633628.8
19643328.8
19651128.8
19661928.8
19673828.8
19682728.8
19693128.8
First to last qualifying date each year at Gattasilli For each year, a bar from the first to the last day at Gattasilli meeting 10 mm (0.39 in). 1927: 16 June 1927 to 15 November 19271928: 9 May 1928 to 9 October 19281929: 30 January 1929 to 18 October 19291930: 13 April 1930 to 19 November 19301931: 13 June 1931 to 4 November 19311932: 20 February 1932 to 23 October 19321933: 12 June 1933 to 21 September 19331934: 19 June 1934 to 8 October 19341935: 21 June 1935 to 27 September 19351952: 20 June 1952 to 22 September 19521953: 19 June 1953 to 6 October 19531959: 18 June 1959 to 9 October 19591961: 19 June 1961 to 6 October 19611962: 3 July 1962 to 15 September 19621963: 17 June 1963 to 12 October 19631964: 15 June 1964 to 8 October 19641965: 22 June 1965 to 22 September 19651966: 25 June 1966 to 15 October 19661967: 16 June 1967 to 28 September 19671968: 16 June 1968 to 4 October 19681969: 14 June 1969 to 8 October 19691927193019331952196119641967JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Gattasilli meeting 10 mm (0.39 in).
First to last qualifying date each year at Gattasilli
YearFirst dateLast date
19271927-06-161927-11-15
19281928-05-091928-10-09
19291929-01-301929-10-18
19301930-04-131930-11-19
19311931-06-131931-11-04
19321932-02-201932-10-23
19331933-06-121933-09-21
19341934-06-191934-10-08
19351935-06-211935-09-27
19521952-06-201952-09-22
19531953-06-191953-10-06
19591959-06-181959-10-09
19611961-06-191961-10-06
19621962-07-031962-09-15
19631963-06-171963-10-12
19641964-06-151964-10-08
19651965-06-221965-09-22
19661966-06-251966-10-15
19671967-06-161967-09-28
19681968-06-161968-10-04
19691969-06-141969-10-08

Every Fixed Threshold

Fixed thresholds at Gattasilli
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2147192931
25 mm (0.98 in): Days with 25 mm or more rain212619599
50 mm (1.97 in): Days with 50 mm or more rain201019275
100 mm (3.94 in): Days with 100 mm or more rain13419271
200 mm (7.87 in): Days with 200 mm or more rain1119671

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1927.

Download the Data

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