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Data as of 2026-10-17
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Built 2026-10-18 (18 October 2026)

Dong Hoi Threshold Days by Year

12 fixed thresholds counted per year at Dong Hoi (VMM00048848): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dong Hoi Thresholds

  • Dong Hoi: days with 10 mm (0.39 in) or more of precipitation in 26 years, most in 2011 with 48.
  • Dong Hoi: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 2011 with 25.
  • Dong Hoi: days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 2010 with 15.
  • Dong Hoi: days with 100 mm (3.94 in) or more of precipitation in 24 years, most in 2010 with 8.
  • 12 fixed thresholds have at least one qualifying day at Dong Hoi.
18 years with a qualifying day
Days at or above 30 C (86 F) per year at Dong Hoi Days per year at Dong Hoi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 171 in 2012. 0501001502001999: 1502000: 1292001: 1442002: 1302003: 1682004: 1292005: 1492006: 1572007: 1362008: 1412009: 1402010: 1642011: 1212012: 1712013: 1552014: 1562025: 1392026: 69199920012003200520072009201120132025
Days per year at Dong Hoi with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 171 in 2012.
Days at or above 30 C (86 F) per year at Dong Hoi
YearDaysDecade average
1999150150
2000129142.3
2001144142.3
2002130142.3
2003168142.3
2004129142.3
2005149142.3
2006157142.3
2007136142.3
2008141142.3
2009140142.3
2010164153.4
2011121153.4
2012171153.4
2013155153.4
2014156153.4
2025139104
202669104
First to last qualifying date each year at Dong Hoi For each year, a bar from the first to the last day at Dong Hoi meeting 30 C (86 F). 1999: 18 March 1999 to 13 October 19992000: 1 April 2000 to 8 October 20002001: 23 March 2001 to 3 November 20012002: 5 April 2002 to 15 November 20022003: 3 March 2003 to 20 November 20032004: 1 March 2004 to 12 October 20042005: 16 February 2005 to 13 November 20052006: 19 January 2006 to 28 November 20062007: 15 March 2007 to 9 October 20072008: 28 March 2008 to 2 November 20082009: 12 February 2009 to 12 November 20092010: 10 February 2010 to 13 October 20102011: 30 April 2011 to 29 September 20112012: 13 April 2012 to 23 November 20122013: 19 March 2013 to 12 November 20132014: 29 March 2014 to 8 November 20142025: 11 April 2025 to 17 October 20252026: 4 April 2026 to 3 October 2026199920022005200820112014JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Dong Hoi meeting 30 C (86 F).
First to last qualifying date each year at Dong Hoi
YearFirst dateLast date
19991999-03-181999-10-13
20002000-04-012000-10-08
20012001-03-232001-11-03
20022002-04-052002-11-15
20032003-03-032003-11-20
20042004-03-012004-10-12
20052005-02-162005-11-13
20062006-01-192006-11-28
20072007-03-152007-10-09
20082008-03-282008-11-02
20092009-02-122009-11-12
20102010-02-102010-10-13
20112011-04-302011-09-29
20122012-04-132012-11-23
20132013-03-192013-11-12
20142014-03-292014-11-08
20252025-04-112025-10-17
20262026-04-042026-10-03

Every Fixed Threshold

Fixed thresholds at Dong Hoi
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days18171201269
35 C (95 F): Days1864201024
40 C (104 F): Days1120141
90 F (32.2 C): Days18117201046
100 F (37.8 C): Days1621201011
20 C (68 F): Tropical nights (min22612025134
25 C (77 F): Days with min2168202594
10 mm (0.39 in): Days with 10 mm or more rain2648201148
25 mm (0.98 in): Days with 25 mm or more rain2625201126
50 mm (1.97 in): Days with 50 mm or more rain2615201014
100 mm (3.94 in): Days with 100 mm or more rain24820105
200 mm (7.87 in): Days with 200 mm or more rain15320102

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1999.

Download the Data

  • Data for Dong Hoi 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 (2026-10-17).