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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Grand Chenier Threshold Days by Year (USC00163798)

5 fixed thresholds counted per year at Grand Chenier (USC00163798): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Grand Chenier Thresholds

  • Grand Chenier: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1965 with 56.
  • Grand Chenier: days with 25 mm (0.98 in) or more of precipitation in 20 years, most in 1946 with 36.
  • Grand Chenier: days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1946 with 11.
  • Grand Chenier: days with 100 mm (3.94 in) or more of precipitation in 12 years, most in 1943 with 3.
  • 5 fixed thresholds have at least one qualifying day at Grand Chenier.
20 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Grand Chenier Days per year at Grand Chenier with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1965. 02040601941: 451943: 281944: 431945: 441946: 551947: 341950: 401951: 421952: 361953: 321954: 291955: 451956: 361962: 241963: 271964: 331965: 561966: 461967: 351968: 361941194419461950195219541956196319651967
Days per year at Grand Chenier with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1965.
Days with 10 mm (0.39 in) or more of precipitation per year at Grand Chenier
YearDaysDecade average
19414541.5
19432841.5
19444341.5
19454441.5
19465541.5
19473441.5
19504037.1
19514237.1
19523637.1
19533237.1
19542937.1
19554537.1
19563637.1
19622436.7
19632736.7
19643336.7
19655636.7
19664636.7
19673536.7
19683636.7
First to last qualifying date each year at Grand Chenier For each year, a bar from the first to the last day at Grand Chenier meeting 10 mm (0.39 in). 1941: 5 January 1941 to 23 December 19411943: 5 February 1943 to 27 December 19431944: 1 January 1944 to 26 December 19441945: 4 January 1945 to 23 December 19451946: 4 January 1946 to 31 December 19461947: 2 January 1947 to 14 December 19471950: 5 January 1950 to 20 December 19501951: 2 January 1951 to 19 December 19511952: 28 January 1952 to 22 December 19521953: 17 January 1953 to 28 December 19531954: 4 January 1954 to 28 December 19541955: 1 January 1955 to 11 December 19551956: 19 January 1956 to 21 December 19561962: 15 January 1962 to 28 December 19621963: 2 January 1963 to 22 December 19631964: 4 January 1964 to 18 December 19641965: 3 January 1965 to 31 December 19651966: 4 January 1966 to 16 December 19661967: 13 January 1967 to 31 December 19671968: 1 January 1968 to 19 December 19681941194519501953195619641967JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Grand Chenier meeting 10 mm (0.39 in).
First to last qualifying date each year at Grand Chenier
YearFirst dateLast date
19411941-01-051941-12-23
19431943-02-051943-12-27
19441944-01-011944-12-26
19451945-01-041945-12-23
19461946-01-041946-12-31
19471947-01-021947-12-14
19501950-01-051950-12-20
19511951-01-021951-12-19
19521952-01-281952-12-22
19531953-01-171953-12-28
19541954-01-041954-12-28
19551955-01-011955-12-11
19561956-01-191956-12-21
19621962-01-151962-12-28
19631963-01-021963-12-22
19641964-01-041964-12-18
19651965-01-031965-12-31
19661966-01-041966-12-16
19671967-01-131967-12-31
19681968-01-011968-12-19

Every Fixed Threshold

Fixed thresholds at Grand Chenier
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2056196536
25 mm (0.98 in): Days with 25 mm or more rain2036194614
50 mm (1.97 in): Days with 50 mm or more rain201119464
100 mm (3.94 in): Days with 100 mm or more rain12319433
200 mm (7.87 in): Days with 200 mm or more rain1119431

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

  • Data for Grand Chenier 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).