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Built 2026-10-19 (19 October 2026)

Wonsan Threshold Days by Year (KNM00047055)

9 fixed thresholds counted per year at Wonsan (KNM00047055): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wonsan Thresholds

  • Wonsan: days with a maximum temperature at or above 30 C (86 F) in 36 years, most in 2014 with 35.
  • Wonsan: days with a maximum temperature at or below 0 C (32 F) in 36 years, most in 1969 with 46.
  • Wonsan: days with a maximum temperature at or above 90 F (32.2 C) in 35 years, most in 2013 with 22.
  • Wonsan: days with a maximum temperature at or above 35 C (95 F) in 16 years, most in 2013 with 10.
  • 9 fixed thresholds have at least one qualifying day at Wonsan.
36 years with a qualifying day
Days at or above 30 C (86 F) per year at Wonsan Days per year at Wonsan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 35 in 2014. 0102030401969: 271970: 181978: 301979: 191980: 211981: 191982: 171984: 111985: 201986: 91987: 151988: 141989: 141990: 161991: 161992: 101993: 61994: 281995: 191996: 131997: 251998: 122001: 302003: 52004: 192008: 322009: 222010: 292011: 202012: 212013: 322014: 352016: 332020: 342025: 322026: 23196919801985198919931997200420112016
Days per year at Wonsan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 35 in 2014.
Days at or above 30 C (86 F) per year at Wonsan
YearDaysDecade average
19692727
19701822.3
19783022.3
19791922.3
19802115.6
19811915.6
19821715.6
19841115.6
19852015.6
1986915.6
19871515.6
19881415.6
19891415.6
19901616.1
19911616.1
19921016.1
1993616.1
19942816.1
19951916.1
19961316.1
19972516.1
19981216.1
20013021.6
2003521.6
20041921.6
20083221.6
20092221.6
20102928.3
20112028.3
20122128.3
20133228.3
20143528.3
20163328.3
20203429.7
20253229.7
20262329.7
First to last qualifying date each year at Wonsan For each year, a bar from the first to the last day at Wonsan meeting 30 C (86 F). 1969: 9 June 1969 to 3 September 19691970: 15 May 1970 to 11 August 19701978: 13 May 1978 to 2 October 19781979: 22 May 1979 to 19 August 19791980: 11 May 1980 to 15 October 19801981: 26 May 1981 to 27 August 19811982: 11 May 1982 to 19 August 19821984: 29 June 1984 to 11 August 19841985: 5 June 1985 to 7 September 19851986: 7 June 1986 to 14 August 19861987: 21 May 1987 to 21 August 19871988: 18 May 1988 to 21 August 19881989: 4 May 1989 to 28 August 19891990: 9 May 1990 to 30 August 19901991: 18 May 1991 to 1 September 19911992: 18 July 1992 to 4 September 19921993: 27 May 1993 to 31 August 19931994: 2 June 1994 to 4 September 19941995: 11 July 1995 to 2 September 19951996: 27 April 1996 to 24 September 19961997: 21 June 1997 to 1 September 19971998: 27 June 1998 to 10 September 19982001: 13 May 2001 to 12 September 20012003: 4 June 2003 to 23 August 20032004: 25 May 2004 to 11 August 20042008: 2 May 2008 to 18 September 20082009: 4 May 2009 to 23 August 20092010: 16 May 2010 to 5 September 20102011: 5 June 2011 to 8 September 20112012: 19 May 2012 to 29 August 20122013: 24 May 2013 to 23 August 20132014: 24 May 2014 to 8 September 20142016: 17 May 2016 to 25 September 20162020: 1 May 2020 to 29 August 20202025: 22 June 2025 to 15 September 20252026: 16 May 2026 to 25 August 202619691981198719921997200820132026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wonsan meeting 30 C (86 F).
First to last qualifying date each year at Wonsan
YearFirst dateLast date
19691969-06-091969-09-03
19701970-05-151970-08-11
19781978-05-131978-10-02
19791979-05-221979-08-19
19801980-05-111980-10-15
19811981-05-261981-08-27
19821982-05-111982-08-19
19841984-06-291984-08-11
19851985-06-051985-09-07
19861986-06-071986-08-14
19871987-05-211987-08-21
19881988-05-181988-08-21
19891989-05-041989-08-28
19901990-05-091990-08-30
19911991-05-181991-09-01
19921992-07-181992-09-04
19931993-05-271993-08-31
19941994-06-021994-09-04
19951995-07-111995-09-02
19961996-04-271996-09-24
19971997-06-211997-09-01
19981998-06-271998-09-10
20012001-05-132001-09-12
20032003-06-042003-08-23
20042004-05-252004-08-11
20082008-05-022008-09-18
20092009-05-042009-08-23
20102010-05-162010-09-05
20112011-06-052011-09-08
20122012-05-192012-08-29
20132013-05-242013-08-23
20142014-05-242014-09-08
20162016-05-172016-09-25
20202020-05-012020-08-29
20252025-06-222025-09-15
20262026-05-162026-08-25

Every Fixed Threshold

Fixed thresholds at Wonsan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3635201423
35 C (95 F): Days161020131
90 F (32.2 C): Days352220136
0 C (32 F): Ice days (max3646196918
0 C (32 F): Frost days (min4102201645
-10 C (14 F): Days with min4620162
20 C (68 F): Tropical nights (min482202568
25 C (77 F): Days with min425202512
10 mm (0.39 in): Days with 10 mm or more rain10n/a2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

  • Data for Wonsan 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).