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

Coal Hill Threshold Days by Year (USC00031508)

5 fixed thresholds counted per year at Coal Hill (USC00031508): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Coal Hill Thresholds

  • Coal Hill: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 2009 with 50.
  • Coal Hill: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 2015 with 27.
  • Coal Hill: days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 2015 with 11.
  • Coal Hill: days with 100 mm (3.94 in) or more of precipitation in 9 years, most in 1973 with 2.
  • 5 fixed thresholds have at least one qualifying day at Coal Hill.
25 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Coal Hill Days per year at Coal Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 2009. 02040601973: 491974: 391976: 301994: 461997: 411998: 451999: 352000: 382001: 402002: 442003: 332004: 492005: 382006: 332007: 352008: 412009: 502010: 382011: 462012: 322013: 432014: 402015: 472017: 422018: 46197319941999200220052008201120142018
Days per year at Coal Hill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 2009.
Days with 10 mm (0.39 in) or more of precipitation per year at Coal Hill
YearDaysDecade average
19734939.3
19743939.3
19763039.3
19944641.8
19974141.8
19984541.8
19993541.8
20003840.1
20014040.1
20024440.1
20033340.1
20044940.1
20053840.1
20063340.1
20073540.1
20084140.1
20095040.1
20103841.8
20114641.8
20123241.8
20134341.8
20144041.8
20154741.8
20174241.8
20184641.8
First to last qualifying date each year at Coal Hill For each year, a bar from the first to the last day at Coal Hill meeting 10 mm (0.39 in). 1973: 7 January 1973 to 24 December 19731974: 10 January 1974 to 6 December 19741976: 18 February 1976 to 11 December 19761994: 11 January 1994 to 16 December 19941997: 9 January 1997 to 24 December 19971998: 5 January 1998 to 19 December 19981999: 1 January 1999 to 12 December 19992000: 3 January 2000 to 26 December 20002001: 13 January 2001 to 16 December 20012002: 5 January 2002 to 30 December 20022003: 5 February 2003 to 22 December 20032004: 16 January 2004 to 3 December 20042005: 2 January 2005 to 17 November 20052006: 9 January 2006 to 30 December 20062007: 12 January 2007 to 27 December 20072008: 5 February 2008 to 28 December 20082009: 27 January 2009 to 26 December 20092010: 21 January 2010 to 30 December 20102011: 1 February 2011 to 27 December 20112012: 11 January 2012 to 26 December 20122013: 1 January 2013 to 22 December 20132014: 10 January 2014 to 18 December 20142015: 2 January 2015 to 28 December 20152017: 16 January 2017 to 23 December 20172018: 8 January 2018 to 31 December 20181973199720012005200920132018JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Coal Hill meeting 10 mm (0.39 in).
First to last qualifying date each year at Coal Hill
YearFirst dateLast date
19731973-01-071973-12-24
19741974-01-101974-12-06
19761976-02-181976-12-11
19941994-01-111994-12-16
19971997-01-091997-12-24
19981998-01-051998-12-19
19991999-01-011999-12-12
20002000-01-032000-12-26
20012001-01-132001-12-16
20022002-01-052002-12-30
20032003-02-052003-12-22
20042004-01-162004-12-03
20052005-01-022005-11-17
20062006-01-092006-12-30
20072007-01-122007-12-27
20082008-02-052008-12-28
20092009-01-272009-12-26
20102010-01-212010-12-30
20112011-02-012011-12-27
20122012-01-112012-12-26
20132013-01-012013-12-22
20142014-01-102014-12-18
20152015-01-022015-12-28
20172017-01-162017-12-23
20182018-01-082018-12-31

Every Fixed Threshold

Fixed thresholds at Coal Hill
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2550200946
25 mm (0.98 in): Days with 25 mm or more rain2527201517
50 mm (1.97 in): Days with 50 mm or more rain251120157
100 mm (3.94 in): Days with 100 mm or more rain9219731
10 cm (3.9 in): Days with 10 cm or more snowfall1120001

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1973.

Download the Data

  • Data for Coal Hill 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).