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Built 2026-10-19 (19 October 2026)

Grundau-Breitenborn Threshold Days by Year (GME00123130)

11 fixed thresholds counted per year at Grundau-Breitenborn (GME00123130): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Grundau-Breitenborn Thresholds

  • Grundau-Breitenborn: days with 10 mm (0.39 in) or more of precipitation in 44 years, most in 2002 with 35.
  • Grundau-Breitenborn: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 2023 with 6.
  • Grundau-Breitenborn: days with a maximum temperature at or above 30 C (86 F) in 26 years, most in 2022 with 28.
  • Grundau-Breitenborn: days with a maximum temperature at or above 90 F (32.2 C) in 26 years, most in 2015 with 15.
  • 11 fixed thresholds have at least one qualifying day at Grundau-Breitenborn.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at Grundau-Breitenborn Days per year at Grundau-Breitenborn with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 28 in 2022. 0102030401996: 51997: 81998: 111999: 102000: 72001: 132002: 82008: 72009: 32010: 92011: 52012: 72013: 122014: 52015: 252016: 102017: 72018: 272019: 212020: 102021: 42022: 282023: 122024: 142025: 172026: 36199619992002201020132016201920222025
Days per year at Grundau-Breitenborn with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 28 in 2022.
Days at or above 30 C (86 F) per year at Grundau-Breitenborn
YearDaysDecade average
199658.5
199788.5
1998118.5
1999108.5
200077.6
2001137.6
200287.6
200877.6
200937.6
2010912.8
2011512.8
2012712.8
20131212.8
2014512.8
20152512.8
20161012.8
2017712.8
20182712.8
20192112.8
20201017.3
2021417.3
20222817.3
20231217.3
20241417.3
20251717.3
20263617.3
First to last qualifying date each year at Grundau-Breitenborn For each year, a bar from the first to the last day at Grundau-Breitenborn meeting 30 C (86 F). 1996: 31 May 1996 to 11 June 19961997: 16 May 1997 to 1 September 19971998: 12 May 1998 to 12 August 19981999: 30 May 1999 to 15 September 19992000: 3 June 2000 to 14 August 20002001: 26 June 2001 to 26 August 20012002: 17 June 2002 to 20 August 20022008: 29 May 2008 to 7 August 20082009: 16 August 2009 to 1 September 20092010: 2 July 2010 to 21 July 20102011: 30 May 2011 to 26 August 20112012: 28 April 2012 to 21 August 20122013: 17 June 2013 to 5 August 20132014: 8 June 2014 to 19 July 20142015: 5 June 2015 to 31 August 20152016: 23 June 2016 to 13 September 20162017: 28 May 2017 to 19 July 20172018: 4 July 2018 to 18 September 20182019: 3 June 2019 to 31 August 20192020: 31 July 2020 to 21 August 20202021: 16 June 2021 to 19 June 20212022: 15 June 2022 to 6 September 20222023: 18 June 2023 to 21 August 20232024: 26 June 2024 to 5 September 20242025: 14 June 2025 to 19 August 20252026: 26 May 2026 to 27 August 20261996200020092013201720212025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Grundau-Breitenborn meeting 30 C (86 F).
First to last qualifying date each year at Grundau-Breitenborn
YearFirst dateLast date
19961996-05-311996-06-11
19971997-05-161997-09-01
19981998-05-121998-08-12
19991999-05-301999-09-15
20002000-06-032000-08-14
20012001-06-262001-08-26
20022002-06-172002-08-20
20082008-05-292008-08-07
20092009-08-162009-09-01
20102010-07-022010-07-21
20112011-05-302011-08-26
20122012-04-282012-08-21
20132013-06-172013-08-05
20142014-06-082014-07-19
20152015-06-052015-08-31
20162016-06-232016-09-13
20172017-05-282017-07-19
20182018-07-042018-09-18
20192019-06-032019-08-31
20202020-07-312020-08-21
20212021-06-162021-06-19
20222022-06-152022-09-06
20232023-06-182023-08-21
20242024-06-262024-09-05
20252025-06-142025-08-19
20262026-05-262026-08-27

Every Fixed Threshold

Fixed thresholds at Grundau-Breitenborn
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2628202236
35 C (95 F): Days124201510
90 F (32.2 C): Days2615201523
100 F (37.8 C): Days4220194
0 C (32 F): Ice days (max265320107
0 C (32 F): Frost days (min26112199639
-10 C (14 F): Days with min161220121
20 C (68 F): Tropical nights (min9520156
10 mm (0.39 in): Days with 10 mm or more rain4435200214
25 mm (0.98 in): Days with 25 mm or more rain38620231
50 mm (1.97 in): Days with 50 mm or more rain5119431

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1996.

Download the Data

  • Data for Grundau-Breitenborn 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).