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Built 2026-10-19 (19 October 2026)

Pilot Point Isl du Boi Threshold Days by Year

17 fixed thresholds counted per year at Pilot Point Isl du Boi (USC00417028): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pilot Point Isl du Boi Thresholds

  • Pilot Point Isl du Boi: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1957 with 48.
  • Pilot Point Isl du Boi: days with 25 mm (0.98 in) or more of precipitation in 55 years, most in 1991 with 25.
  • Pilot Point Isl du Boi: days with 50 mm (1.97 in) or more of precipitation in 49 years, most in 1973 with 9.
  • Pilot Point Isl du Boi: days with a maximum temperature at or above 30 C (86 F) in 40 years, most in 1963 with 165.
  • 17 fixed thresholds have at least one qualifying day at Pilot Point Isl du Boi.
40 years with a qualifying day
Days at or above 30 C (86 F) per year at Pilot Point Isl du Boi Days per year at Pilot Point Isl du Boi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 165 in 1963. 0501001502001961: 1221962: 1351963: 1651964: 1111965: 1151966: 1071967: 1231968: 1021969: 1211970: 1151971: 1171972: 1381973: 1161974: 1051975: 1301976: 1091977: 1411978: 1521979: 1291981: 1211982: 1231983: 1211984: 1371985: 1271986: 1271987: 1381988: 1401989: 1301990: 1411991: 1431992: 1141993: 1211994: 1161995: 1331996: 1351997: 1231998: 1441999: 1142001: 1072002: 1171961196519691973197719821986199019941998
Days per year at Pilot Point Isl du Boi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 165 in 1963.
Days at or above 30 C (86 F) per year at Pilot Point Isl du Boi
YearDaysDecade average
1961122122.3
1962135122.3
1963165122.3
1964111122.3
1965115122.3
1966107122.3
1967123122.3
1968102122.3
1969121122.3
1970115125.2
1971117125.2
1972138125.2
1973116125.2
1974105125.2
1975130125.2
1976109125.2
1977141125.2
1978152125.2
1979129125.2
1981121129.3
1982123129.3
1983121129.3
1984137129.3
1985127129.3
1986127129.3
1987138129.3
1988140129.3
1989130129.3
1990141128.4
1991143128.4
1992114128.4
1993121128.4
1994116128.4
1995133128.4
1996135128.4
1997123128.4
1998144128.4
1999114128.4
2001107112
2002117112
First to last qualifying date each year at Pilot Point Isl du Boi For each year, a bar from the first to the last day at Pilot Point Isl du Boi meeting 30 C (86 F). 1961: 20 April 1961 to 14 October 19611962: 7 May 1962 to 23 October 19621963: 2 February 1963 to 8 November 19631964: 3 April 1964 to 18 October 19641965: 11 April 1965 to 12 October 19651966: 12 April 1966 to 14 October 19661967: 12 March 1967 to 7 October 19671968: 4 May 1968 to 14 October 19681969: 9 January 1969 to 12 October 19691970: 15 May 1970 to 8 October 19701971: 14 March 1971 to 3 October 19711972: 24 March 1972 to 19 October 19721973: 11 May 1973 to 11 October 19731974: 31 March 1974 to 20 September 19741975: 25 April 1975 to 8 November 19751976: 4 March 1976 to 15 October 19761977: 9 May 1977 to 1 November 19771978: 23 March 1978 to 3 November 19781979: 25 April 1979 to 30 October 19791981: 18 April 1981 to 15 October 19811982: 23 February 1982 to 12 October 19821983: 27 April 1983 to 7 October 19831984: 20 April 1984 to 20 October 19841985: 29 March 1985 to 26 September 19851986: 19 February 1986 to 21 October 19861987: 2 April 1987 to 5 November 19871988: 23 April 1988 to 9 November 19881989: 13 March 1989 to 15 November 19891990: 1 April 1990 to 20 November 19901991: 3 March 1991 to 26 October 19911992: 12 April 1992 to 26 October 19921993: 7 March 1993 to 17 October 19931994: 17 May 1994 to 30 September 19941995: 20 March 1995 to 20 October 19951996: 20 February 1996 to 4 November 19961997: 24 May 1997 to 15 October 19971998: 2 May 1998 to 8 December 19981999: 12 April 1999 to 15 November 19992001: 15 May 2001 to 23 October 20012002: 15 March 2002 to 6 October 200219611966197119761982198719921997JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pilot Point Isl du Boi meeting 30 C (86 F).
First to last qualifying date each year at Pilot Point Isl du Boi
YearFirst dateLast date
19611961-04-201961-10-14
19621962-05-071962-10-23
19631963-02-021963-11-08
19641964-04-031964-10-18
19651965-04-111965-10-12
19661966-04-121966-10-14
19671967-03-121967-10-07
19681968-05-041968-10-14
19691969-01-091969-10-12
19701970-05-151970-10-08
19711971-03-141971-10-03
19721972-03-241972-10-19
19731973-05-111973-10-11
19741974-03-311974-09-20
19751975-04-251975-11-08
19761976-03-041976-10-15
19771977-05-091977-11-01
19781978-03-231978-11-03
19791979-04-251979-10-30
19811981-04-181981-10-15
19821982-02-231982-10-12
19831983-04-271983-10-07
19841984-04-201984-10-20
19851985-03-291985-09-26
19861986-02-191986-10-21
19871987-04-021987-11-05
19881988-04-231988-11-09
19891989-03-131989-11-15
19901990-04-011990-11-20
19911991-03-031991-10-26
19921992-04-121992-10-26
19931993-03-071993-10-17
19941994-05-171994-09-30
19951995-03-201995-10-20
19961996-02-201996-11-04
19971997-05-241997-10-15
19981998-05-021998-12-08
19991999-04-121999-11-15
20012001-05-152001-10-23
20022002-03-152002-10-06

Every Fixed Threshold

Fixed thresholds at Pilot Point Isl du Boi
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days401651963117
35 C (95 F): Days40105199824
40 C (104 F): Days252219982
90 F (32.2 C): Days40130199875
100 F (37.8 C): Days376719982
110 F (43.3 C): Days2119641
0 C (32 F): Ice days (max351319892
0 C (32 F): Frost days (min3791197829
-10 C (14 F): Days with min271219632
20 C (68 F): Tropical nights (min371261990119
25 C (77 F): Days with min3353199853
10 mm (0.39 in): Days with 10 mm or more rain5548195739
25 mm (0.98 in): Days with 25 mm or more rain5525199115
50 mm (1.97 in): Days with 50 mm or more rain49919738
100 mm (3.94 in): Days with 100 mm or more rain18319821
200 mm (7.87 in): Days with 200 mm or more rain1119821
10 cm (3.9 in): Days with 10 cm or more snowfall2119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1961.

Download the Data

  • Data for Pilot Point Isl du Boi 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).