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Built 2026-10-19 (19 October 2026)

Vienna 2 WNW Threshold Days by Year (USC00238620)

19 fixed thresholds counted per year at Vienna 2 WNW (USC00238620): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vienna 2 WNW Thresholds

  • Vienna 2 WNW: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 1980 with 107.
  • Vienna 2 WNW: days with a maximum temperature at or above 90 F (32.2 C) in 47 years, most in 1980 with 79.
  • Vienna 2 WNW: days with a maximum temperature at or below 0 C (32 F) in 47 years, most in 1978 with 42.
  • Vienna 2 WNW: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1981 with 49.
  • 19 fixed thresholds have at least one qualifying day at Vienna 2 WNW.
47 years with a qualifying day
Days at or above 30 C (86 F) per year at Vienna 2 WNW Days per year at Vienna 2 WNW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 107 in 1980. 0501001501962: 871963: 961964: 861968: 701969: 701970: 691971: 891972: 791973: 781974: 571975: 851976: 781977: 771978: 841979: 731980: 1071981: 621982: 511983: 861984: 781985: 621986: 861987: 961988: 921989: 711990: 561991: 791992: 351993: 541994: 431995: 621996: 431997: 401998: 621999: 632000: 602001: 552002: 502003: 572004: 342005: 792006: 822007: 992008: 642009: 662010: 1042011: 951962197019751980198519901995200020052010
Days per year at Vienna 2 WNW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 107 in 1980.
Days at or above 30 C (86 F) per year at Vienna 2 WNW
YearDaysDecade average
19628781.8
19639681.8
19648681.8
19687081.8
19697081.8
19706976.9
19718976.9
19727976.9
19737876.9
19745776.9
19758576.9
19767876.9
19777776.9
19788476.9
19797376.9
198010779.1
19816279.1
19825179.1
19838679.1
19847879.1
19856279.1
19868679.1
19879679.1
19889279.1
19897179.1
19905653.7
19917953.7
19923553.7
19935453.7
19944353.7
19956253.7
19964353.7
19974053.7
19986253.7
19996353.7
20006064.6
20015564.6
20025064.6
20035764.6
20043464.6
20057964.6
20068264.6
20079964.6
20086464.6
20096664.6
201010499.5
20119599.5
First to last qualifying date each year at Vienna 2 WNW For each year, a bar from the first to the last day at Vienna 2 WNW meeting 30 C (86 F). 1962: 7 May 1962 to 12 October 19621963: 17 April 1963 to 26 October 19631964: 16 April 1964 to 17 October 19641968: 3 May 1968 to 16 October 19681969: 17 April 1969 to 5 October 19691970: 28 April 1970 to 22 September 19701971: 13 April 1971 to 3 October 19711972: 13 April 1972 to 12 October 19721973: 9 June 1973 to 4 October 19731974: 14 May 1974 to 27 August 19741975: 19 May 1975 to 14 October 19751976: 9 June 1976 to 4 October 19761977: 17 April 1977 to 28 October 19771978: 24 May 1978 to 22 October 19781979: 8 May 1979 to 22 October 19791980: 22 April 1980 to 10 October 19801981: 14 April 1981 to 6 October 19811982: 5 May 1982 to 6 October 19821983: 18 June 1983 to 4 October 19831984: 19 May 1984 to 25 September 19841985: 19 April 1985 to 21 September 19851986: 25 April 1986 to 29 September 19861987: 20 April 1987 to 27 September 19871988: 6 April 1988 to 18 October 19881989: 23 April 1989 to 16 October 19891990: 25 April 1990 to 28 September 19901991: 15 May 1991 to 16 September 19911992: 17 June 1992 to 16 September 19921993: 14 June 1993 to 23 September 19931994: 8 June 1994 to 1 October 19941995: 14 May 1995 to 1 October 19951996: 20 April 1996 to 8 September 19961997: 22 June 1997 to 20 September 19971998: 14 May 1998 to 16 October 19981999: 5 June 1999 to 26 September 19992000: 9 May 2000 to 4 October 20002001: 17 May 2001 to 8 September 20012002: 23 June 2002 to 11 September 20022003: 19 June 2003 to 21 October 20032004: 18 April 2004 to 5 September 20042005: 12 May 2005 to 23 September 20052006: 14 April 2006 to 4 October 20062007: 24 April 2007 to 8 October 20072008: 24 April 2008 to 14 September 20082009: 24 April 2009 to 17 September 20092010: 1 April 2010 to 10 October 20102011: 4 April 2011 to 17 October 201119621971197719831989199520012007JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Vienna 2 WNW meeting 30 C (86 F).
First to last qualifying date each year at Vienna 2 WNW
YearFirst dateLast date
19621962-05-071962-10-12
19631963-04-171963-10-26
19641964-04-161964-10-17
19681968-05-031968-10-16
19691969-04-171969-10-05
19701970-04-281970-09-22
19711971-04-131971-10-03
19721972-04-131972-10-12
19731973-06-091973-10-04
19741974-05-141974-08-27
19751975-05-191975-10-14
19761976-06-091976-10-04
19771977-04-171977-10-28
19781978-05-241978-10-22
19791979-05-081979-10-22
19801980-04-221980-10-10
19811981-04-141981-10-06
19821982-05-051982-10-06
19831983-06-181983-10-04
19841984-05-191984-09-25
19851985-04-191985-09-21
19861986-04-251986-09-29
19871987-04-201987-09-27
19881988-04-061988-10-18
19891989-04-231989-10-16
19901990-04-251990-09-28
19911991-05-151991-09-16
19921992-06-171992-09-16
19931993-06-141993-09-23
19941994-06-081994-10-01
19951995-05-141995-10-01
19961996-04-201996-09-08
19971997-06-221997-09-20
19981998-05-141998-10-16
19991999-06-051999-09-26
20002000-05-092000-10-04
20012001-05-172001-09-08
20022002-06-232002-09-11
20032003-06-192003-10-21
20042004-04-182004-09-05
20052005-05-122005-09-23
20062006-04-142006-10-04
20072007-04-242007-10-08
20082008-04-242008-09-14
20092009-04-242009-09-17
20102010-04-012010-10-10
20112011-04-042011-10-17

Every Fixed Threshold

Fixed thresholds at Vienna 2 WNW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days47107198095
35 C (95 F): Days4549198026
40 C (104 F): Days111719801
90 F (32.2 C): Days4779198058
100 F (37.8 C): Days2824198013
110 F (43.3 C): Days1119801
0 C (32 F): Ice days (max4742197810
0 C (32 F): Frost days (min371391976130
-10 C (14 F): Days with min3747197928
-20 C (-4 F): Days with min301319773
-30 C (-22 F): Days with min3219771
20 C (68 F): Tropical nights (min3750198022
25 C (77 F): Days with min8219631
10 mm (0.39 in): Days with 10 mm or more rain4749198137
25 mm (0.98 in): Days with 25 mm or more rain4718197015
50 mm (1.97 in): Days with 50 mm or more rain42820083
100 mm (3.94 in): Days with 100 mm or more rain10119691
10 cm (3.9 in): Days with 10 cm or more snowfall31419753
25 cm (9.8 in): Days with 25 cm or more snowfall2119821

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1962.

Download the Data

  • Data for Vienna 2 WNW 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).