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Built 2026-10-18 (18 October 2026)

Muttama (Grovene) Threshold Days by Year

4 fixed thresholds counted per year at Muttama (Grovene) (ASN00073137): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Muttama (Grovene) Thresholds

  • Muttama (Grovene): days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1992 with 30.
  • Muttama (Grovene): days with 25 mm (0.98 in) or more of precipitation in 18 years, most in 1992 with 11.
  • Muttama (Grovene): days with 50 mm (1.97 in) or more of precipitation in 6 years, most in 1993 with 2.
  • Muttama (Grovene): days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1989 with 1.
  • 4 fixed thresholds have at least one qualifying day at Muttama (Grovene).
20 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Muttama (Grovene) Days per year at Muttama (Grovene) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1992. 01020301988: 261989: 231990: 211991: 131992: 301993: 261994: 131995: 222002: 62003: 122004: 122005: 132006: 22014: 192015: 202016: 272018: 92023: 192024: 102025: 11988199019921994200220042006201520182024
Days per year at Muttama (Grovene) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 30 in 1992.
Days with 10 mm (0.39 in) or more of precipitation per year at Muttama (Grovene)
YearDaysDecade average
19882624.5
19892324.5
19902120.8
19911320.8
19923020.8
19932620.8
19941320.8
19952220.8
200269
2003129
2004129
2005139
200629
20141918.8
20152018.8
20162718.8
2018918.8
20231910
20241010
2025110
First to last qualifying date each year at Muttama (Grovene) For each year, a bar from the first to the last day at Muttama (Grovene) meeting 10 mm (0.39 in). 1988: 7 February 1988 to 26 December 19881989: 8 February 1989 to 14 December 19891990: 9 January 1990 to 20 October 19901991: 6 January 1991 to 14 December 19911992: 9 January 1992 to 25 December 19921993: 25 January 1993 to 27 December 19931994: 1 February 1994 to 30 November 19941995: 5 January 1995 to 18 December 19952002: 25 February 2002 to 17 September 20022003: 9 February 2003 to 22 December 20032004: 7 January 2004 to 14 December 20042005: 21 January 2005 to 26 November 20052006: 17 January 2006 to 11 June 20062014: 24 January 2014 to 11 December 20142015: 3 January 2015 to 27 December 20152016: 23 January 2016 to 25 December 20162018: 24 February 2018 to 19 December 20182023: 30 January 2023 to 26 December 20232024: 4 January 2024 to 1 December 20242025: 22 December 2025 to 22 December 20251988199119942003200620162024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Muttama (Grovene) meeting 10 mm (0.39 in).
First to last qualifying date each year at Muttama (Grovene)
YearFirst dateLast date
19881988-02-071988-12-26
19891989-02-081989-12-14
19901990-01-091990-10-20
19911991-01-061991-12-14
19921992-01-091992-12-25
19931993-01-251993-12-27
19941994-02-011994-11-30
19951995-01-051995-12-18
20022002-02-252002-09-17
20032003-02-092003-12-22
20042004-01-072004-12-14
20052005-01-212005-11-26
20062006-01-172006-06-11
20142014-01-242014-12-11
20152015-01-032015-12-27
20162016-01-232016-12-25
20182018-02-242018-12-19
20232023-01-302023-12-26
20242024-01-042024-12-01
20252025-12-222025-12-22

Every Fixed Threshold

Fixed thresholds at Muttama (Grovene)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain203019921
25 mm (0.98 in): Days with 25 mm or more rain181119921
50 mm (1.97 in): Days with 50 mm or more rain6219932
100 mm (3.94 in): Days with 100 mm or more rain1119891

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1988.

Download the Data

  • Data for Muttama (Grovene) 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).