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Built 2026-10-19 (19 October 2026)

Low Head Threshold Days by Year (ASN00091293)

5 fixed thresholds counted per year at Low Head (ASN00091293): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Low Head Thresholds

  • Low Head: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 2013 with 34.
  • Low Head: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 2024 with 8.
  • Low Head: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 2011 with 2.
  • Low Head: nights with a minimum temperature at or above 20 C (68 F) in 6 years, most in 2018 with 3.
  • 5 fixed thresholds have at least one qualifying day at Low Head.
29 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Low Head Days per year at Low Head with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 2013. 0102030401998: 191999: 252000: 172001: 252002: 142003: 252004: 212005: 252006: 32007: 192008: 182009: 252010: 252011: 302012: 192013: 342014: 172015: 152016: 272017: 102018: 202019: 152020: 202021: 222022: 252023: 192024: 222025: 192026: 181998200120042007201020132016201920222025
Days per year at Low Head with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 2013.
Days with 10 mm (0.39 in) or more of precipitation per year at Low Head
YearDaysDecade average
19981922
19992522
20001719.2
20012519.2
20021419.2
20032519.2
20042119.2
20052519.2
2006319.2
20071919.2
20081819.2
20092519.2
20102521.2
20113021.2
20121921.2
20133421.2
20141721.2
20151521.2
20162721.2
20171021.2
20182021.2
20191521.2
20202020.7
20212220.7
20222520.7
20231920.7
20242220.7
20251920.7
20261820.7
First to last qualifying date each year at Low Head For each year, a bar from the first to the last day at Low Head meeting 10 mm (0.39 in). 1998: 15 January 1998 to 27 December 19981999: 23 January 1999 to 7 November 19992000: 4 January 2000 to 25 October 20002001: 8 January 2001 to 25 December 20012002: 29 January 2002 to 23 October 20022003: 1 January 2003 to 22 December 20032004: 28 January 2004 to 14 December 20042005: 5 January 2005 to 3 December 20052006: 20 April 2006 to 23 December 20062007: 7 January 2007 to 23 December 20072008: 20 January 2008 to 14 December 20082009: 4 March 2009 to 18 December 20092010: 6 March 2010 to 9 December 20102011: 11 January 2011 to 19 December 20112012: 8 January 2012 to 20 December 20122013: 27 January 2013 to 22 December 20132014: 16 March 2014 to 21 November 20142015: 9 January 2015 to 15 September 20152016: 29 January 2016 to 30 December 20162017: 14 January 2017 to 3 December 20172018: 30 January 2018 to 16 December 20182019: 12 February 2019 to 8 November 20192020: 23 January 2020 to 22 December 20202021: 4 January 2021 to 3 December 20212022: 7 January 2022 to 20 November 20222023: 3 February 2023 to 19 December 20232024: 18 January 2024 to 3 December 20242025: 13 March 2025 to 8 November 20252026: 25 March 2026 to 1 October 202619982002200620102014201820222026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Low Head meeting 10 mm (0.39 in).
First to last qualifying date each year at Low Head
YearFirst dateLast date
19981998-01-151998-12-27
19991999-01-231999-11-07
20002000-01-042000-10-25
20012001-01-082001-12-25
20022002-01-292002-10-23
20032003-01-012003-12-22
20042004-01-282004-12-14
20052005-01-052005-12-03
20062006-04-202006-12-23
20072007-01-072007-12-23
20082008-01-202008-12-14
20092009-03-042009-12-18
20102010-03-062010-12-09
20112011-01-112011-12-19
20122012-01-082012-12-20
20132013-01-272013-12-22
20142014-03-162014-11-21
20152015-01-092015-09-15
20162016-01-292016-12-30
20172017-01-142017-12-03
20182018-01-302018-12-16
20192019-02-122019-11-08
20202020-01-232020-12-22
20212021-01-042021-12-03
20222022-01-072022-11-20
20232023-02-032023-12-19
20242024-01-182024-12-03
20252025-03-132025-11-08
20262026-03-252026-10-01

Every Fixed Threshold

Fixed thresholds at Low Head
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
20 C (68 F): Tropical nights (min6320181
10 mm (0.39 in): Days with 10 mm or more rain2934201318
25 mm (0.98 in): Days with 25 mm or more rain27820243
50 mm (1.97 in): Days with 50 mm or more rain8220111
100 mm (3.94 in): Days with 100 mm or more rain1120041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2010.

Download the Data

  • Data for Low Head 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).