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

Chiang Rai Threshold Days by Year (TH000048303)

11 fixed thresholds counted per year at Chiang Rai (TH000048303): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Chiang Rai Thresholds

  • Chiang Rai: days with a maximum temperature at or above 30 C (86 F) in 68 years, most in 1998 with 297.
  • Chiang Rai: days with a maximum temperature at or above 35 C (95 F) in 68 years, most in 1992 with 87.
  • Chiang Rai: days with a maximum temperature at or above 90 F (32.2 C) in 68 years, most in 1998 with 195.
  • Chiang Rai: nights with a minimum temperature at or above 20 C (68 F) in 55 years, most in 2001 with 241.
  • 11 fixed thresholds have at least one qualifying day at Chiang Rai.
68 years with a qualifying day
Days at or above 30 C (86 F) per year at Chiang Rai Days per year at Chiang Rai with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 297 in 1998. 01002003001951: 2221952: 2451953: 2521954: 2521955: 2161956: 2251957: 2371958: 2261959: 2401960: 2371961: 2191962: 2461963: 2451964: 2391965: 2331966: 2451967: 2141968: 2351969: 2351970: 1901971: 1561972: 2181973: 2001974: 2201975: 2371976: 2181977: 2091978: 2071979: 2301980: 2201981: 2301982: 2291983: 2341984: 2311985: 2091986: 2341987: 2461988: 2411989: 2581990: 2421991: 2451992: 2201993: 2431994: 2401995: 2431996: 2351997: 2621998: 2971999: 2432000: 2532001: 2682002: 2522003: 2702004: 2292005: 2612006: 2642007: 2422008: 2222009: 2612010: 2852011: 2222012: 2842013: 2482014: 2822015: 2752016: 2642017: 2422025: 1801951195819651972197919861993200020072014
Days per year at Chiang Rai with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 297 in 1998.
Days at or above 30 C (86 F) per year at Chiang Rai
YearDaysDecade average
1951222235
1952245235
1953252235
1954252235
1955216235
1956225235
1957237235
1958226235
1959240235
1960237234.8
1961219234.8
1962246234.8
1963245234.8
1964239234.8
1965233234.8
1966245234.8
1967214234.8
1968235234.8
1969235234.8
1970190208.5
1971156208.5
1972218208.5
1973200208.5
1974220208.5
1975237208.5
1976218208.5
1977209208.5
1978207208.5
1979230208.5
1980220233.2
1981230233.2
1982229233.2
1983234233.2
1984231233.2
1985209233.2
1986234233.2
1987246233.2
1988241233.2
1989258233.2
1990242247
1991245247
1992220247
1993243247
1994240247
1995243247
1996235247
1997262247
1998297247
1999243247
2000253252.2
2001268252.2
2002252252.2
2003270252.2
2004229252.2
2005261252.2
2006264252.2
2007242252.2
2008222252.2
2009261252.2
2010285262.8
2011222262.8
2012284262.8
2013248262.8
2014282262.8
2015275262.8
2016264262.8
2017242262.8
2025180180
First to last qualifying date each year at Chiang Rai For each year, a bar from the first to the last day at Chiang Rai meeting 30 C (86 F). 1951: 11 February 1951 to 27 November 19511952: 17 January 1952 to 21 November 19521953: 12 January 1953 to 30 November 19531954: 4 January 1954 to 16 November 19541955: 25 January 1955 to 16 November 19551956: 2 February 1956 to 9 November 19561957: 13 January 1957 to 25 November 19571958: 19 January 1958 to 18 November 19581959: 29 January 1959 to 20 December 19591960: 12 January 1960 to 24 November 19601961: 5 January 1961 to 4 December 19611962: 18 January 1962 to 25 December 19621963: 2 January 1963 to 15 December 19631964: 9 January 1964 to 3 November 19641965: 30 January 1965 to 19 November 19651966: 11 January 1966 to 24 December 19661967: 8 January 1967 to 6 November 19671968: 30 January 1968 to 10 December 19681969: 11 January 1969 to 21 November 19691970: 28 January 1970 to 28 November 19701971: 27 January 1971 to 5 November 19711972: 1 February 1972 to 14 November 19721973: 3 February 1973 to 13 December 19731974: 28 January 1974 to 1 December 19741975: 17 January 1975 to 10 December 19751976: 11 February 1976 to 18 November 19761977: 27 January 1977 to 8 November 19771978: 27 January 1978 to 29 December 19781979: 16 January 1979 to 20 December 19791980: 4 January 1980 to 8 December 19801981: 30 January 1981 to 26 November 19811982: 3 February 1982 to 29 November 19821983: 9 January 1983 to 26 October 19831984: 17 January 1984 to 18 November 19841985: 3 January 1985 to 10 November 19851986: 21 January 1986 to 8 November 19861987: 14 February 1987 to 30 November 19871988: 17 January 1988 to 27 October 19881989: 13 January 1989 to 16 November 19891990: 5 January 1990 to 20 November 19901991: 4 January 1991 to 10 November 19911992: 30 January 1992 to 8 November 19921993: 14 January 1993 to 16 December 19931994: 3 January 1994 to 30 November 19941995: 11 January 1995 to 13 November 19951996: 17 January 1996 to 6 December 19961997: 17 January 1997 to 29 December 19971998: 1 January 1998 to 26 December 19981999: 15 January 1999 to 14 December 19992000: 2 January 2000 to 21 December 20002001: 2 January 2001 to 20 December 20012002: 17 January 2002 to 8 December 20022003: 1 February 2003 to 29 December 20032004: 7 January 2004 to 16 November 20042005: 19 January 2005 to 5 December 20052006: 13 January 2006 to 15 December 20062007: 14 January 2007 to 22 December 20072008: 9 January 2008 to 24 November 20082009: 25 January 2009 to 29 December 20092010: 1 January 2010 to 23 December 20102011: 6 January 2011 to 31 December 20112012: 1 January 2012 to 29 December 20122013: 4 January 2013 to 28 November 20132014: 29 January 2014 to 28 December 20142015: 5 January 2015 to 28 December 20152016: 20 January 2016 to 27 December 20162017: 17 January 2017 to 13 December 20172025: 22 January 2025 to 24 August 202519511960196919781987199620052014JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Chiang Rai meeting 30 C (86 F).
First to last qualifying date each year at Chiang Rai
YearFirst dateLast date
19511951-02-111951-11-27
19521952-01-171952-11-21
19531953-01-121953-11-30
19541954-01-041954-11-16
19551955-01-251955-11-16
19561956-02-021956-11-09
19571957-01-131957-11-25
19581958-01-191958-11-18
19591959-01-291959-12-20
19601960-01-121960-11-24
19611961-01-051961-12-04
19621962-01-181962-12-25
19631963-01-021963-12-15
19641964-01-091964-11-03
19651965-01-301965-11-19
19661966-01-111966-12-24
19671967-01-081967-11-06
19681968-01-301968-12-10
19691969-01-111969-11-21
19701970-01-281970-11-28
19711971-01-271971-11-05
19721972-02-011972-11-14
19731973-02-031973-12-13
19741974-01-281974-12-01
19751975-01-171975-12-10
19761976-02-111976-11-18
19771977-01-271977-11-08
19781978-01-271978-12-29
19791979-01-161979-12-20
19801980-01-041980-12-08
19811981-01-301981-11-26
19821982-02-031982-11-29
19831983-01-091983-10-26
19841984-01-171984-11-18
19851985-01-031985-11-10
19861986-01-211986-11-08
19871987-02-141987-11-30
19881988-01-171988-10-27
19891989-01-131989-11-16
19901990-01-051990-11-20
19911991-01-041991-11-10
19921992-01-301992-11-08
19931993-01-141993-12-16
19941994-01-031994-11-30
19951995-01-111995-11-13
19961996-01-171996-12-06
19971997-01-171997-12-29
19981998-01-011998-12-26
19991999-01-151999-12-14
20002000-01-022000-12-21
20012001-01-022001-12-20
20022002-01-172002-12-08
20032003-02-012003-12-29
20042004-01-072004-11-16
20052005-01-192005-12-05
20062006-01-132006-12-15
20072007-01-142007-12-22
20082008-01-092008-11-24
20092009-01-252009-12-29
20102010-01-012010-12-23
20112011-01-062011-12-31
20122012-01-012012-12-29
20132013-01-042013-11-28
20142014-01-292014-12-28
20152015-01-052015-12-28
20162016-01-202016-12-27
20172017-01-172017-12-13
20252025-01-222025-08-24

Every Fixed Threshold

Fixed thresholds at Chiang Rai
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days682971998180
35 C (95 F): Days6887199234
40 C (104 F): Days1211201611
90 F (32.2 C): Days681951998122
100 F (37.8 C): Days503519926
20 C (68 F): Tropical nights (min552412001146
25 C (77 F): Days with min27919982
10 mm (0.39 in): Days with 10 mm or more rain5071195550
25 mm (0.98 in): Days with 25 mm or more rain5030197829
50 mm (1.97 in): Days with 50 mm or more rain501119708
100 mm (3.94 in): Days with 100 mm or more rain20219511

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

  • Data for Chiang Rai 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).