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Built 2026-10-19 (19 October 2026)

Graham Guard Sta. Threshold Days by Year (USS0015F14S)

12 fixed thresholds counted per year at Graham Guard Sta. (USS0015F14S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Graham Guard Sta. Thresholds

  • Graham Guard Sta.: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 2017 with 52.
  • Graham Guard Sta.: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1996 with 10.
  • Graham Guard Sta.: days with a maximum temperature at or above 30 C (86 F) in 38 years, most in 2021 with 51.
  • Graham Guard Sta.: days with a maximum temperature at or below 0 C (32 F) in 38 years, most in 1990 with 40.
  • 12 fixed thresholds have at least one qualifying day at Graham Guard Sta..
38 years with a qualifying day
Days at or above 30 C (86 F) per year at Graham Guard Sta. Days per year at Graham Guard Sta. with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 2021. 02040601989: 171990: 211991: 151992: 191993: 11994: 271995: 91996: 241997: 71998: 281999: 192000: 222001: 182002: 162003: 312004: 172005: 222006: 432007: 502008: 142009: 182010: 112011: 122012: 282013: 342014: 162015: 252016: 202017: 372018: 312019: 272020: 242021: 512022: 462023: 212024: 352025: 262026: 391989199319972001200520092013201720212025
Days per year at Graham Guard Sta. with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 2021.
Days at or above 30 C (86 F) per year at Graham Guard Sta.
YearDaysDecade average
19891717
19902117
19911517
19921917
1993117
19942717
1995917
19962417
1997717
19982817
19991917
20002225.1
20011825.1
20021625.1
20033125.1
20041725.1
20052225.1
20064325.1
20075025.1
20081425.1
20091825.1
20101124.1
20111224.1
20122824.1
20133424.1
20141624.1
20152524.1
20162024.1
20173724.1
20183124.1
20192724.1
20202434.6
20215134.6
20224634.6
20232134.6
20243534.6
20252634.6
20263934.6
First to last qualifying date each year at Graham Guard Sta. For each year, a bar from the first to the last day at Graham Guard Sta. meeting 30 C (86 F). 1989: 6 July 1989 to 7 August 19891990: 22 June 1990 to 14 September 19901991: 3 July 1991 to 5 September 19911992: 22 June 1992 to 19 August 19921993: 28 July 1993 to 28 July 19931994: 20 June 1994 to 20 August 19941995: 8 July 1995 to 15 September 19951996: 2 July 1996 to 30 August 19961997: 21 July 1997 to 9 September 19971998: 15 July 1998 to 5 September 19981999: 15 June 1999 to 27 August 19992000: 12 July 2000 to 14 September 20002001: 2 July 2001 to 30 August 20012002: 25 June 2002 to 24 July 20022003: 28 May 2003 to 4 September 20032004: 23 June 2004 to 31 August 20042005: 12 July 2005 to 8 September 20052006: 29 April 2006 to 6 September 20062007: 20 June 2007 to 13 September 20072008: 21 June 2008 to 24 August 20082009: 16 July 2009 to 25 September 20092010: 28 June 2010 to 2 October 20102011: 4 July 2011 to 28 August 20112012: 7 July 2012 to 18 August 20122013: 28 June 2013 to 1 September 20132014: 2 July 2014 to 11 August 20142015: 9 June 2015 to 12 September 20152016: 5 June 2016 to 31 August 20162017: 19 June 2017 to 7 September 20172018: 5 July 2018 to 5 September 20182019: 11 July 2019 to 5 September 20192020: 11 July 2020 to 17 September 20202021: 2 June 2021 to 9 September 20212022: 27 June 2022 to 12 September 20222023: 30 April 2023 to 29 August 20232024: 29 June 2024 to 28 September 20242025: 30 June 2025 to 3 September 20252026: 5 July 2026 to 26 August 202619891994199920042009201420192024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Graham Guard Sta. meeting 30 C (86 F).
First to last qualifying date each year at Graham Guard Sta.
YearFirst dateLast date
19891989-07-061989-08-07
19901990-06-221990-09-14
19911991-07-031991-09-05
19921992-06-221992-08-19
19931993-07-281993-07-28
19941994-06-201994-08-20
19951995-07-081995-09-15
19961996-07-021996-08-30
19971997-07-211997-09-09
19981998-07-151998-09-05
19991999-06-151999-08-27
20002000-07-122000-09-14
20012001-07-022001-08-30
20022002-06-252002-07-24
20032003-05-282003-09-04
20042004-06-232004-08-31
20052005-07-122005-09-08
20062006-04-292006-09-06
20072007-06-202007-09-13
20082008-06-212008-08-24
20092009-07-162009-09-25
20102010-06-282010-10-02
20112011-07-042011-08-28
20122012-07-072012-08-18
20132013-06-282013-09-01
20142014-07-022014-08-11
20152015-06-092015-09-12
20162016-06-052016-08-31
20172017-06-192017-09-07
20182018-07-052018-09-05
20192019-07-112019-09-05
20202020-07-112020-09-17
20212021-06-022021-09-09
20222022-06-272022-09-12
20232023-04-302023-08-29
20242024-06-292024-09-28
20252025-06-302025-09-03
20262026-07-052026-08-26

Every Fixed Threshold

Fixed thresholds at Graham Guard Sta.
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3851202139
35 C (95 F): Days20720071
90 F (32.2 C): Days3727200713
100 F (37.8 C): Days1120021
0 C (32 F): Ice days (max384019907
0 C (32 F): Frost days (min332861994191
-10 C (14 F): Days with min33121202235
-20 C (-4 F): Days with min334319974
-30 C (-22 F): Days with min13419962
10 mm (0.39 in): Days with 10 mm or more rain4652201724
25 mm (0.98 in): Days with 25 mm or more rain451019964
50 mm (1.97 in): Days with 50 mm or more rain8119861

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 Graham Guard Sta. 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).