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Built 2026-10-18 (18 October 2026)

Bunnan (the Cuan) Threshold Days by Year

4 fixed thresholds counted per year at Bunnan (the Cuan) (ASN00061342): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bunnan (the Cuan) Thresholds

  • Bunnan (the Cuan): days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1978 with 31.
  • Bunnan (the Cuan): days with 25 mm (0.98 in) or more of precipitation in 28 years, most in 1979 with 11.
  • Bunnan (the Cuan): days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1988 with 3.
  • Bunnan (the Cuan): days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1987 with 1.
  • 4 fixed thresholds have at least one qualifying day at Bunnan (the Cuan).
28 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Bunnan (the Cuan) Days per year at Bunnan (the Cuan) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1978. 0102030401978: 311979: 211980: 121981: 201982: 141983: 271984: 291985: 241986: 141987: 221988: 251989: 261990: 281991: 181992: 181993: 301994: 161995: 261996: 291997: 182000: 292002: 102003: 202004: 212005: 202006: 72007: 312009: 231978198119841987199019931996200220052009
Days per year at Bunnan (the Cuan) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1978.
Days with 10 mm (0.39 in) or more of precipitation per year at Bunnan (the Cuan)
YearDaysDecade average
19783126
19792126
19801221.3
19812021.3
19821421.3
19832721.3
19842921.3
19852421.3
19861421.3
19872221.3
19882521.3
19892621.3
19902822.9
19911822.9
19921822.9
19933022.9
19941622.9
19952622.9
19962922.9
19971822.9
20002920.1
20021020.1
20032020.1
20042120.1
20052020.1
2006720.1
20073120.1
20092320.1
First to last qualifying date each year at Bunnan (the Cuan) For each year, a bar from the first to the last day at Bunnan (the Cuan) meeting 10 mm (0.39 in). 1978: 2 January 1978 to 29 December 19781979: 18 January 1979 to 24 November 19791980: 3 January 1980 to 4 December 19801981: 22 January 1981 to 28 December 19811982: 14 January 1982 to 15 December 19821983: 27 January 1983 to 27 December 19831984: 2 January 1984 to 11 December 19841985: 23 February 1985 to 16 December 19851986: 5 January 1986 to 17 December 19861987: 2 January 1987 to 29 December 19871988: 3 January 1988 to 23 December 19881989: 5 February 1989 to 14 December 19891990: 8 January 1990 to 28 December 19901991: 6 January 1991 to 31 December 19911992: 25 January 1992 to 14 December 19921993: 25 January 1993 to 8 December 19931994: 7 February 1994 to 26 December 19941995: 3 January 1995 to 11 December 19951996: 2 January 1996 to 31 December 19961997: 29 January 1997 to 22 December 19972000: 5 January 2000 to 15 December 20002002: 5 February 2002 to 23 December 20022003: 2 January 2003 to 13 December 20032004: 12 January 2004 to 25 December 20042005: 17 January 2005 to 17 December 20052006: 7 January 2006 to 10 September 20062007: 1 January 2007 to 22 December 20072009: 9 January 2009 to 28 December 20091978198219861990199420002005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bunnan (the Cuan) meeting 10 mm (0.39 in).
First to last qualifying date each year at Bunnan (the Cuan)
YearFirst dateLast date
19781978-01-021978-12-29
19791979-01-181979-11-24
19801980-01-031980-12-04
19811981-01-221981-12-28
19821982-01-141982-12-15
19831983-01-271983-12-27
19841984-01-021984-12-11
19851985-02-231985-12-16
19861986-01-051986-12-17
19871987-01-021987-12-29
19881988-01-031988-12-23
19891989-02-051989-12-14
19901990-01-081990-12-28
19911991-01-061991-12-31
19921992-01-251992-12-14
19931993-01-251993-12-08
19941994-02-071994-12-26
19951995-01-031995-12-11
19961996-01-021996-12-31
19971997-01-291997-12-22
20002000-01-052000-12-15
20022002-02-052002-12-23
20032003-01-022003-12-13
20042004-01-122004-12-25
20052005-01-172005-12-17
20062006-01-072006-09-10
20072007-01-012007-12-22
20092009-01-092009-12-28

Every Fixed Threshold

Fixed thresholds at Bunnan (the Cuan)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2831197823
25 mm (0.98 in): Days with 25 mm or more rain281119794
50 mm (1.97 in): Days with 50 mm or more rain20319882
100 mm (3.94 in): Days with 100 mm or more rain2119871

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1978.

Download the Data

  • Data for Bunnan (the Cuan) 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).