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

Singapore Changi Intl Threshold Days by Year (SNM00048698)

9 fixed thresholds counted per year at Singapore Changi Intl (SNM00048698): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Singapore Changi Intl Thresholds

  • Singapore Changi Intl: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 2017 with 66.
  • Singapore Changi Intl: days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 2017 with 24.
  • Singapore Changi Intl: days with 50 mm (1.97 in) or more of precipitation in 29 years, most in 2019 with 5.
  • 9 fixed thresholds have at least one qualifying day at Singapore Changi Intl.
29 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Singapore Changi Intl Days per year at Singapore Changi Intl with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 66 in 2017. 02550751001991: 431992: 871993: 671994: 541995: 611996: 741997: 311998: 762003: 712004: 522005: 562006: 692007: 752008: 602009: 572010: 572011: 732012: 662013: 812014: 542015: 452016: 622017: 662018: 532019: 372020: 642021: 742022: 652025: 431991199419972004200720102013201620192022
Days per year at Singapore Changi Intl with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 66 in 2017.
Days with 10 mm (0.39 in) or more of precipitation per year at Singapore Changi Intl
YearDaysDecade average
19914361.6
19928761.6
19936761.6
19945461.6
19956161.6
19967461.6
19973161.6
19987661.6
20037162.9
20045262.9
20055662.9
20066962.9
20077562.9
20086062.9
20095762.9
20105759.4
20117359.4
20126659.4
20138159.4
20145459.4
20154559.4
20166259.4
20176659.4
20185359.4
20193759.4
20206461.5
20217461.5
20226561.5
20254361.5
First to last qualifying date each year at Singapore Changi Intl For each year, a bar from the first to the last day at Singapore Changi Intl meeting 10 mm (0.39 in). 1991: 15 January 1991 to 28 December 19911992: 16 January 1992 to 31 December 19921993: 4 January 1993 to 24 December 19931994: 1 January 1994 to 20 December 19941995: 6 January 1995 to 29 December 19951996: 10 January 1996 to 23 December 19961997: 24 January 1997 to 24 December 19971998: 1 January 1998 to 29 December 19982003: 2 January 2003 to 22 December 20032004: 6 January 2004 to 31 December 20042005: 1 January 2005 to 25 December 20052006: 5 January 2006 to 29 December 20062007: 3 January 2007 to 31 December 20072008: 9 January 2008 to 25 December 20082009: 2 January 2009 to 25 December 20092010: 13 January 2010 to 26 December 20102011: 4 January 2011 to 20 December 20112012: 9 January 2012 to 23 December 20122013: 1 January 2013 to 21 December 20132014: 1 January 2014 to 28 December 20142015: 7 January 2015 to 30 December 20152016: 1 January 2016 to 26 December 20162017: 12 January 2017 to 26 December 20172018: 1 January 2018 to 31 December 20182019: 1 January 2019 to 19 December 20192020: 7 January 2020 to 26 December 20202021: 2 January 2021 to 19 December 20212022: 1 January 2022 to 30 December 20222025: 11 January 2025 to 24 August 202519911995200320072011201520192025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Singapore Changi Intl meeting 10 mm (0.39 in).
First to last qualifying date each year at Singapore Changi Intl
YearFirst dateLast date
19911991-01-151991-12-28
19921992-01-161992-12-31
19931993-01-041993-12-24
19941994-01-011994-12-20
19951995-01-061995-12-29
19961996-01-101996-12-23
19971997-01-241997-12-24
19981998-01-011998-12-29
20032003-01-022003-12-22
20042004-01-062004-12-31
20052005-01-012005-12-25
20062006-01-052006-12-29
20072007-01-032007-12-31
20082008-01-092008-12-25
20092009-01-022009-12-25
20102010-01-132010-12-26
20112011-01-042011-12-20
20122012-01-092012-12-23
20132013-01-012013-12-21
20142014-01-012014-12-28
20152015-01-072015-12-30
20162016-01-012016-12-26
20172017-01-122017-12-26
20182018-01-012018-12-31
20192019-01-012019-12-19
20202020-01-072020-12-26
20212021-01-022021-12-19
20222022-01-012022-12-30
20252025-01-112025-08-24

Every Fixed Threshold

Fixed thresholds at Singapore Changi Intl
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days10n/a1
90 F (32.2 C): Days10n/a1
20 C (68 F): Tropical nights (min10n/a117
25 C (77 F): Days with min10n/a53
10 mm (0.39 in): Days with 10 mm or more rain2966201743
25 mm (0.98 in): Days with 25 mm or more rain2924201720
50 mm (1.97 in): Days with 50 mm or more rain29520196
100 mm (3.94 in): Days with 100 mm or more rain150n/a3
200 mm (7.87 in): Days with 200 mm or more rain40n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2025.

Download the Data

  • Data for Singapore Changi Intl 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).