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

Ust-Vum Threshold Days by Year (RSM00023707)

12 fixed thresholds counted per year at Ust-Vum (RSM00023707): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ust-Vum Thresholds

  • Ust-Vum: days with a maximum temperature at or below 0 C (32 F) in 57 years, most in 1968 with 167.
  • Ust-Vum: nights with a minimum temperature at or below 0 C (32 F) in 57 years, most in 1978 with 226.
  • Ust-Vum: nights with a minimum temperature at or below -10 C (14 F) in 57 years, most in 1969 with 125.
  • Ust-Vum: nights with a minimum temperature at or below -20 C (-4 F) in 57 years, most in 1966 with 76.
  • 12 fixed thresholds have at least one qualifying day at Ust-Vum.
39 years with a qualifying day
Days at or above 30 C (86 F) per year at Ust-Vum Days per year at Ust-Vum with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 2010. 01020301960: 11961: 21967: 31968: 11972: 131973: 41974: 91977: 11978: 11981: 11982: 31983: 31984: 11987: 11988: 101989: 91990: 51991: 41996: 21998: 71999: 62000: 142001: 32002: 52003: 32004: 42005: 52006: 42007: 52008: 32009: 12010: 232011: 102012: 12013: 92015: 22016: 22017: 22018: 21960197219781984199019992003200720112016
Days per year at Ust-Vum with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 2010.
Days at or above 30 C (86 F) per year at Ust-Vum
YearDaysDecade average
196011.8
196121.8
196731.8
196811.8
1972135.6
197345.6
197495.6
197715.6
197815.6
198114
198234
198334
198414
198714
1988104
198994
199054.8
199144.8
199624.8
199874.8
199964.8
2000144.7
200134.7
200254.7
200334.7
200444.7
200554.7
200644.7
200754.7
200834.7
200914.7
2010236.4
2011106.4
201216.4
201396.4
201526.4
201626.4
201726.4
201826.4
First to last qualifying date each year at Ust-Vum For each year, a bar from the first to the last day at Ust-Vum meeting 30 C (86 F). 1960: 14 July 1960 to 14 July 19601961: 15 June 1961 to 16 June 19611967: 3 August 1967 to 5 August 19671968: 1 July 1968 to 1 July 19681972: 2 July 1972 to 23 August 19721973: 17 June 1973 to 6 July 19731974: 3 July 1974 to 26 July 19741977: 4 August 1977 to 4 August 19771978: 25 June 1978 to 25 June 19781981: 27 June 1981 to 27 June 19811982: 7 July 1982 to 9 July 19821983: 3 July 1983 to 6 July 19831984: 27 June 1984 to 27 June 19841987: 23 June 1987 to 23 June 19871988: 28 June 1988 to 17 July 19881989: 9 June 1989 to 15 July 19891990: 8 July 1990 to 13 July 19901991: 1 June 1991 to 1 July 19911996: 11 July 1996 to 13 July 19961998: 12 June 1998 to 1 August 19981999: 23 June 1999 to 4 July 19992000: 1 June 2000 to 24 July 20002001: 13 July 2001 to 21 July 20012002: 5 July 2002 to 27 July 20022003: 2 August 2003 to 4 August 20032004: 29 June 2004 to 16 July 20042005: 20 July 2005 to 27 July 20052006: 23 June 2006 to 16 July 20062007: 4 July 2007 to 18 August 20072008: 26 June 2008 to 21 July 20082009: 14 July 2009 to 14 July 20092010: 27 June 2010 to 11 August 20102011: 27 June 2011 to 26 July 20112012: 14 July 2012 to 14 July 20122013: 23 June 2013 to 22 July 20132015: 30 May 2015 to 31 May 20152016: 3 July 2016 to 22 July 20162017: 17 July 2017 to 18 July 20172018: 25 June 2018 to 26 June 201819601973198219891999200420092015JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ust-Vum meeting 30 C (86 F).
First to last qualifying date each year at Ust-Vum
YearFirst dateLast date
19601960-07-141960-07-14
19611961-06-151961-06-16
19671967-08-031967-08-05
19681968-07-011968-07-01
19721972-07-021972-08-23
19731973-06-171973-07-06
19741974-07-031974-07-26
19771977-08-041977-08-04
19781978-06-251978-06-25
19811981-06-271981-06-27
19821982-07-071982-07-09
19831983-07-031983-07-06
19841984-06-271984-06-27
19871987-06-231987-06-23
19881988-06-281988-07-17
19891989-06-091989-07-15
19901990-07-081990-07-13
19911991-06-011991-07-01
19961996-07-111996-07-13
19981998-06-121998-08-01
19991999-06-231999-07-04
20002000-06-012000-07-24
20012001-07-132001-07-21
20022002-07-052002-07-27
20032003-08-022003-08-04
20042004-06-292004-07-16
20052005-07-202005-07-27
20062006-06-232006-07-16
20072007-07-042007-08-18
20082008-06-262008-07-21
20092009-07-142009-07-14
20102010-06-272010-08-11
20112011-06-272011-07-26
20122012-07-142012-07-14
20132013-06-232013-07-22
20152015-05-302015-05-31
20162016-07-032016-07-22
20172017-07-172017-07-18
20182018-06-252018-06-26

Every Fixed Threshold

Fixed thresholds at Ust-Vum
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days392320102
90 F (32.2 C): Days11420103
0 C (32 F): Ice days (max571671968143
0 C (32 F): Frost days (min572261978191
-10 C (14 F): Days with min571251969103
-20 C (-4 F): Days with min5776196633
-30 C (-22 F): Days with min563019661
-40 C (-40 F): Days with min21719691
20 C (68 F): Tropical nights (min12420024
10 mm (0.39 in): Days with 10 mm or more rain5719201216
25 mm (0.98 in): Days with 25 mm or more rain31520121
50 mm (1.97 in): Days with 50 mm or more rain3119611

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1960.

Download the Data

  • Data for Ust-Vum 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).