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Built 2026-10-19 (19 October 2026)

Ust-Charky Threshold Days by Year (RSM00024371)

12 fixed thresholds counted per year at Ust-Charky (RSM00024371): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ust-Charky Thresholds

  • Ust-Charky: nights with a minimum temperature at or below 0 C (32 F) in 51 years, most in 1992 with 291.
  • Ust-Charky: nights with a minimum temperature at or below -10 C (14 F) in 51 years, most in 1987 with 228.
  • Ust-Charky: nights with a minimum temperature at or below -20 C (-4 F) in 51 years, most in 1998 with 202.
  • Ust-Charky: nights with a minimum temperature at or below -30 C (-22 F) in 51 years, most in 1982 with 167.
  • 12 fixed thresholds have at least one qualifying day at Ust-Charky.
46 years with a qualifying day
Days at or above 30 C (86 F) per year at Ust-Charky Days per year at Ust-Charky with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 1991. 051015201966: 51967: 31968: 31970: 71973: 181974: 11975: 111976: 51977: 61980: 51981: 31982: 61983: 41985: 11986: 61987: 71988: 121989: 31990: 31991: 201992: 11993: 91994: 31995: 31996: 21997: 11998: 152000: 62001: 162002: 82003: 132004: 12005: 12006: 22007: 32008: 92009: 72010: 132011: 32012: 42013: 22014: 72015: 42016: 52017: 92018: 101966197419811987199219972003200820132018
Days per year at Ust-Charky with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 1991.
Days at or above 30 C (86 F) per year at Ust-Charky
YearDaysDecade average
196653.7
196733.7
196833.7
197078
1973188
197418
1975118
197658
197768
198055.2
198135.2
198265.2
198345.2
198515.2
198665.2
198775.2
1988125.2
198935.2
199036.3
1991206.3
199216.3
199396.3
199436.3
199536.3
199626.3
199716.3
1998156.3
200066.6
2001166.6
200286.6
2003136.6
200416.6
200516.6
200626.6
200736.6
200896.6
200976.6
2010136.3
201136.3
201246.3
201326.3
201476.3
201546.3
201656.3
201796.3
2018106.3
First to last qualifying date each year at Ust-Charky For each year, a bar from the first to the last day at Ust-Charky meeting 30 C (86 F). 1966: 22 June 1966 to 26 July 19661967: 19 July 1967 to 21 July 19671968: 29 June 1968 to 12 July 19681970: 2 July 1970 to 19 July 19701973: 10 June 1973 to 7 August 19731974: 16 July 1974 to 16 July 19741975: 23 June 1975 to 9 August 19751976: 30 June 1976 to 15 July 19761977: 9 June 1977 to 14 July 19771980: 25 July 1980 to 16 August 19801981: 2 July 1981 to 4 July 19811982: 23 June 1982 to 26 July 19821983: 17 July 1983 to 20 July 19831985: 13 July 1985 to 13 July 19851986: 22 June 1986 to 12 July 19861987: 27 June 1987 to 28 July 19871988: 2 July 1988 to 29 July 19881989: 8 July 1989 to 10 July 19891990: 15 June 1990 to 17 June 19901991: 6 July 1991 to 8 August 19911992: 26 July 1992 to 26 July 19921993: 20 June 1993 to 15 July 19931994: 8 July 1994 to 23 July 19941995: 30 June 1995 to 7 August 19951996: 19 June 1996 to 5 July 19961997: 21 June 1997 to 21 June 19971998: 13 June 1998 to 27 July 19982000: 19 June 2000 to 21 July 20002001: 1 July 2001 to 31 July 20012002: 23 June 2002 to 11 July 20022003: 4 July 2003 to 9 August 20032004: 9 July 2004 to 9 July 20042005: 4 July 2005 to 4 July 20052006: 1 August 2006 to 2 August 20062007: 28 June 2007 to 14 August 20072008: 14 June 2008 to 20 July 20082009: 16 June 2009 to 30 June 20092010: 3 July 2010 to 24 July 20102011: 15 July 2011 to 18 July 20112012: 12 June 2012 to 14 July 20122013: 17 June 2013 to 18 June 20132014: 11 July 2014 to 20 July 20142015: 1 July 2015 to 13 July 20152016: 4 June 2016 to 3 August 20162017: 27 June 2017 to 15 August 20172018: 22 June 2018 to 9 July 201819661975198319901996200320092015JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ust-Charky meeting 30 C (86 F).
First to last qualifying date each year at Ust-Charky
YearFirst dateLast date
19661966-06-221966-07-26
19671967-07-191967-07-21
19681968-06-291968-07-12
19701970-07-021970-07-19
19731973-06-101973-08-07
19741974-07-161974-07-16
19751975-06-231975-08-09
19761976-06-301976-07-15
19771977-06-091977-07-14
19801980-07-251980-08-16
19811981-07-021981-07-04
19821982-06-231982-07-26
19831983-07-171983-07-20
19851985-07-131985-07-13
19861986-06-221986-07-12
19871987-06-271987-07-28
19881988-07-021988-07-29
19891989-07-081989-07-10
19901990-06-151990-06-17
19911991-07-061991-08-08
19921992-07-261992-07-26
19931993-06-201993-07-15
19941994-07-081994-07-23
19951995-06-301995-08-07
19961996-06-191996-07-05
19971997-06-211997-06-21
19981998-06-131998-07-27
20002000-06-192000-07-21
20012001-07-012001-07-31
20022002-06-232002-07-11
20032003-07-042003-08-09
20042004-07-092004-07-09
20052005-07-042005-07-04
20062006-08-012006-08-02
20072007-06-282007-08-14
20082008-06-142008-07-20
20092009-06-162009-06-30
20102010-07-032010-07-24
20112011-07-152011-07-18
20122012-06-122012-07-14
20132013-06-172013-06-18
20142014-07-112014-07-20
20152015-07-012015-07-13
20162016-06-042016-08-03
20172017-06-272017-08-15
20182018-06-222018-07-09

Every Fixed Threshold

Fixed thresholds at Ust-Charky
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4620199110
35 C (95 F): Days4319883
90 F (32.2 C): Days281220107
0 C (32 F): Ice days (max502191998188
0 C (32 F): Frost days (min512911992274
-10 C (14 F): Days with min512281987206
-20 C (-4 F): Days with min512021998172
-30 C (-22 F): Days with min511671982140
-40 C (-40 F): Days with min51108198287
20 C (68 F): Tropical nights (min2119911
10 mm (0.39 in): Days with 10 mm or more rain47719904
25 mm (0.98 in): Days with 25 mm or more rain9119791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Ust-Charky 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).