Built 2026-10-19 (19 October 2026)

Ummendorf Threshold Days by Year (GME00129598)

11 fixed thresholds counted per year at Ummendorf (GME00129598): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ummendorf Thresholds

  • Ummendorf: nights with a minimum temperature at or below 0 C (32 F) in 35 years, most in 1996 with 112.
  • Ummendorf: days with a maximum temperature at or below 0 C (32 F) in 34 years, most in 2010 with 67.
  • Ummendorf: days with a maximum temperature at or above 30 C (86 F) in 33 years, most in 2018 with 21.
  • Ummendorf: days with 10 mm (0.39 in) or more of precipitation in 32 years, most in 2007 with 19.
  • 11 fixed thresholds have at least one qualifying day at Ummendorf.
33 years with a qualifying day
Days at or above 30 C (86 F) per year at Ummendorf Days per year at Ummendorf with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 2018. 01020301989: 51990: 61991: 41992: 101995: 141996: 21999: 32001: 72002: 52003: 192004: 32005: 62006: 132007: 32008: 82009: 32010: 102011: 22012: 52013: 122014: 52015: 142016: 152017: 32018: 212019: 172020: 92021: 52022: 162023: 72024: 152025: 92026: 16198919952002200620102014201820222026
Days per year at Ummendorf with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 2018.
Days at or above 30 C (86 F) per year at Ummendorf
YearDaysDecade average
198955
199066.5
199146.5
1992106.5
1995146.5
199626.5
199936.5
200177.4
200257.4
2003197.4
200437.4
200567.4
2006137.4
200737.4
200887.4
200937.4
20101010.4
2011210.4
2012510.4
20131210.4
2014510.4
20151410.4
20161510.4
2017310.4
20182110.4
20191710.4
2020911
2021511
20221611
2023711
20241511
2025911
20261611
First to last qualifying date each year at Ummendorf For each year, a bar from the first to the last day at Ummendorf meeting 30 C (86 F). 1989: 6 July 1989 to 21 August 19891990: 28 July 1990 to 12 August 19901991: 8 July 1991 to 7 August 19911992: 30 June 1992 to 28 August 19921995: 9 July 1995 to 23 August 19951996: 7 June 1996 to 8 June 19961999: 5 July 1999 to 19 July 19992001: 28 July 2001 to 26 August 20012002: 18 June 2002 to 31 July 20022003: 5 May 2003 to 13 August 20032004: 5 August 2004 to 12 August 20042005: 28 May 2005 to 7 September 20052006: 5 July 2006 to 30 July 20062007: 14 July 2007 to 16 July 20072008: 2 July 2008 to 7 August 20082009: 16 August 2009 to 1 September 20092010: 2 July 2010 to 21 August 20102011: 5 June 2011 to 26 August 20112012: 25 July 2012 to 10 September 20122013: 18 June 2013 to 6 August 20132014: 8 June 2014 to 20 July 20142015: 2 July 2015 to 31 August 20152016: 23 June 2016 to 14 September 20162017: 19 July 2017 to 30 August 20172018: 29 May 2018 to 18 September 20182019: 2 June 2019 to 31 August 20192020: 1 August 2020 to 15 September 20202021: 17 June 2021 to 13 August 20212022: 18 June 2022 to 26 August 20222023: 8 July 2023 to 11 September 20232024: 26 June 2024 to 8 September 20242025: 22 June 2025 to 20 September 20252026: 19 June 2026 to 15 August 20261989199620042009201420192024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ummendorf meeting 30 C (86 F).
First to last qualifying date each year at Ummendorf
YearFirst dateLast date
19891989-07-061989-08-21
19901990-07-281990-08-12
19911991-07-081991-08-07
19921992-06-301992-08-28
19951995-07-091995-08-23
19961996-06-071996-06-08
19991999-07-051999-07-19
20012001-07-282001-08-26
20022002-06-182002-07-31
20032003-05-052003-08-13
20042004-08-052004-08-12
20052005-05-282005-09-07
20062006-07-052006-07-30
20072007-07-142007-07-16
20082008-07-022008-08-07
20092009-08-162009-09-01
20102010-07-022010-08-21
20112011-06-052011-08-26
20122012-07-252012-09-10
20132013-06-182013-08-06
20142014-06-082014-07-20
20152015-07-022015-08-31
20162016-06-232016-09-14
20172017-07-192017-08-30
20182018-05-292018-09-18
20192019-06-022019-08-31
20202020-08-012020-09-15
20212021-06-172021-08-13
20222022-06-182022-08-26
20232023-07-082023-09-11
20242024-06-262024-09-08
20252025-06-222025-09-20
20262026-06-192026-08-15

Every Fixed Threshold

Fixed thresholds at Ummendorf
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3321201816
35 C (95 F): Days14420222
90 F (32.2 C): Days299201810
100 F (37.8 C): Days2120221
0 C (32 F): Ice days (max3467201025
0 C (32 F): Frost days (min35112199651
-10 C (14 F): Days with min243120102
20 C (68 F): Tropical nights (min7320182
10 mm (0.39 in): Days with 10 mm or more rain321920078
25 mm (0.98 in): Days with 25 mm or more rain23320071
50 mm (1.97 in): Days with 50 mm or more rain4119881

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1989.

Download the Data

  • Data for Ummendorf 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).