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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Bisha Threshold Days by Year

8 fixed thresholds counted per year at Bisha (SAM00041084): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bisha Thresholds

  • Bisha: days with a maximum temperature at or above 30 C (86 F) in 23 years, most in 2009 with 288.
  • Bisha: days with a maximum temperature at or above 35 C (95 F) in 23 years, most in 2010 with 199.
  • Bisha: days with a maximum temperature at or above 40 C (104 F) in 23 years, most in 2010 with 105.
  • Bisha: days with a maximum temperature at or above 90 F (32.2 C) in 23 years, most in 2000 with 242.
  • 8 fixed thresholds have at least one qualifying day at Bisha.
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Bisha Days per year at Bisha with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 288 in 2009. 01002003001985: 2261989: 2231992: 2141994: 2481995: 2431996: 2531997: 2471999: 2662000: 2842001: 2812002: 2592003: 2862004: 2552005: 2822006: 2672007: 2592008: 2522009: 2882010: 2702011: 2552012: 2682013: 2512025: 2019851994199720012004200720102013
Days per year at Bisha with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 288 in 2009.
Days at or above 30 C (86 F) per year at Bisha
YearDaysDecade average
1985226224.5
1989223224.5
1992214245.2
1994248245.2
1995243245.2
1996253245.2
1997247245.2
1999266245.2
2000284271.3
2001281271.3
2002259271.3
2003286271.3
2004255271.3
2005282271.3
2006267271.3
2007259271.3
2008252271.3
2009288271.3
2010270261
2011255261
2012268261
2013251261
20252020
First to last qualifying date each year at Bisha For each year, a bar from the first to the last day at Bisha meeting 30 C (86 F). 1985: 1 January 1985 to 18 November 19851989: 2 January 1989 to 23 November 19891992: 22 February 1992 to 30 December 19921994: 2 January 1994 to 17 December 19941995: 1 February 1995 to 5 December 19951996: 2 February 1996 to 27 November 19961997: 15 January 1997 to 28 December 19971999: 7 January 1999 to 15 December 19992000: 5 January 2000 to 23 December 20002001: 14 February 2001 to 20 December 20012002: 21 January 2002 to 12 December 20022003: 15 January 2003 to 28 December 20032004: 2 January 2004 to 21 December 20042005: 2 January 2005 to 25 December 20052006: 11 January 2006 to 10 December 20062007: 14 January 2007 to 10 December 20072008: 1 January 2008 to 31 December 20082009: 1 January 2009 to 18 December 20092010: 19 January 2010 to 14 November 20102011: 14 January 2011 to 31 December 20112012: 1 January 2012 to 24 December 20122013: 6 January 2013 to 5 December 20132025: 4 May 2025 to 24 August 202519851994199720012004200720102013JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bisha meeting 30 C (86 F).
First to last qualifying date each year at Bisha
YearFirst dateLast date
19851985-01-011985-11-18
19891989-01-021989-11-23
19921992-02-221992-12-30
19941994-01-021994-12-17
19951995-02-011995-12-05
19961996-02-021996-11-27
19971997-01-151997-12-28
19991999-01-071999-12-15
20002000-01-052000-12-23
20012001-02-142001-12-20
20022002-01-212002-12-12
20032003-01-152003-12-28
20042004-01-022004-12-21
20052005-01-022005-12-25
20062006-01-112006-12-10
20072007-01-142007-12-10
20082008-01-012008-12-31
20092009-01-012009-12-18
20102010-01-192010-11-14
20112011-01-142011-12-31
20122012-01-012012-12-24
20132013-01-062013-12-05
20252025-05-042025-08-24

Every Fixed Threshold

Fixed thresholds at Bisha
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days23288200920
35 C (95 F): Days23199201019
40 C (104 F): Days2310520103
90 F (32.2 C): Days23242200020
100 F (37.8 C): Days23146200912
110 F (43.3 C): Days1220052
20 C (68 F): Tropical nights (min91512000117
25 C (77 F): Days with min980200958

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1985.

Download the Data

  • Data for Bisha 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).