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Built 2026-10-19 (19 October 2026)

Anro Threshold Days by Year (ASN00008275)

3 fixed thresholds counted per year at Anro (ASN00008275): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Anro Thresholds

  • Anro: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1988 with 18.
  • Anro: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1999 with 6.
  • Anro: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1999 with 4.
  • 3 fixed thresholds have at least one qualifying day at Anro.
27 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Anro Days per year at Anro with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 1988. 051015201982: 131983: 141984: 151985: 101986: 91987: 161988: 181989: 81990: 111991: 91992: 171993: 91994: 71995: 131996: 131997: 111998: 101999: 182000: 92001: 102002: 22003: 72004: 92005: 102006: 82007: 92008: 11198219851988199119941997200020032006
Days per year at Anro with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 1988.
Days with 10 mm (0.39 in) or more of precipitation per year at Anro
YearDaysDecade average
19821312.9
19831412.9
19841512.9
19851012.9
1986912.9
19871612.9
19881812.9
1989812.9
19901111.8
1991911.8
19921711.8
1993911.8
1994711.8
19951311.8
19961311.8
19971111.8
19981011.8
19991811.8
200098.3
2001108.3
200228.3
200378.3
200498.3
2005108.3
200688.3
200798.3
2008118.3
First to last qualifying date each year at Anro For each year, a bar from the first to the last day at Anro meeting 10 mm (0.39 in). 1982: 1 May 1982 to 2 October 19821983: 3 May 1983 to 28 December 19831984: 23 February 1984 to 16 November 19841985: 1 February 1985 to 22 September 19851986: 20 February 1986 to 5 October 19861987: 26 April 1987 to 22 November 19871988: 15 April 1988 to 2 December 19881989: 25 February 1989 to 2 October 19891990: 28 January 1990 to 6 October 19901991: 11 April 1991 to 26 December 19911992: 8 February 1992 to 21 November 19921993: 1 May 1993 to 11 August 19931994: 22 May 1994 to 11 September 19941995: 11 May 1995 to 18 October 19951996: 6 February 1996 to 6 November 19961997: 2 February 1997 to 12 November 19971998: 16 April 1998 to 22 July 19981999: 21 January 1999 to 7 October 19992000: 23 January 2000 to 6 August 20002001: 21 January 2001 to 29 September 20012002: 6 October 2002 to 23 December 20022003: 16 May 2003 to 8 September 20032004: 8 May 2004 to 26 December 20042005: 18 March 2005 to 6 September 20052006: 7 February 2006 to 18 December 20062007: 3 January 2007 to 17 December 20072008: 7 February 2008 to 25 October 20081982198619901994199820022006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Anro meeting 10 mm (0.39 in).
First to last qualifying date each year at Anro
YearFirst dateLast date
19821982-05-011982-10-02
19831983-05-031983-12-28
19841984-02-231984-11-16
19851985-02-011985-09-22
19861986-02-201986-10-05
19871987-04-261987-11-22
19881988-04-151988-12-02
19891989-02-251989-10-02
19901990-01-281990-10-06
19911991-04-111991-12-26
19921992-02-081992-11-21
19931993-05-011993-08-11
19941994-05-221994-09-11
19951995-05-111995-10-18
19961996-02-061996-11-06
19971997-02-021997-11-12
19981998-04-161998-07-22
19991999-01-211999-10-07
20002000-01-232000-08-06
20012001-01-212001-09-29
20022002-10-062002-12-23
20032003-05-162003-09-08
20042004-05-082004-12-26
20052005-03-182005-09-06
20062006-02-072006-12-18
20072007-01-032007-12-17
20082008-02-072008-10-25

Every Fixed Threshold

Fixed thresholds at Anro
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2718198811
25 mm (0.98 in): Days with 25 mm or more rain21619992
50 mm (1.97 in): Days with 50 mm or more rain5419991

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1982.

Download the Data

  • Data for Anro 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).