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Built 2026-10-19 (19 October 2026)

Biskra Threshold Days by Year (AGE00147718)

17 fixed thresholds counted per year at Biskra (AGE00147718): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Biskra Thresholds

  • Biskra: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1910 with 10.
  • Biskra: days with a maximum temperature at or above 30 C (86 F) in 35 years, most in 1920 with 179.
  • Biskra: days with a maximum temperature at or above 35 C (95 F) in 35 years, most in 1924 with 119.
  • Biskra: days with a maximum temperature at or above 40 C (104 F) in 35 years, most in 1931 with 63.
  • 17 fixed thresholds have at least one qualifying day at Biskra.
35 years with a qualifying day
Days at or above 30 C (86 F) per year at Biskra Days per year at Biskra with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 179 in 1920. 0501001502001882: 1501883: 1371885: 1381886: 1321887: 1471888: 1511889: 1421890: 1251902: 1251910: 1431911: 1421912: 1311913: 1521914: 1391915: 1381916: 1381919: 1311920: 1791921: 1371922: 1571923: 1571924: 1611925: 1281926: 1501929: 1341931: 1301932: 1491933: 1491938: 1391986: 1441987: 1501988: 1511992: 1471995: 1331997: 143188218871902191319191923192919381992
Days per year at Biskra with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 179 in 1920.
Days at or above 30 C (86 F) per year at Biskra
YearDaysDecade average
1882150142.4
1883137142.4
1885138142.4
1886132142.4
1887147142.4
1888151142.4
1889142142.4
1890125125
1902125125
1910143139.3
1911142139.3
1912131139.3
1913152139.3
1914139139.3
1915138139.3
1916138139.3
1919131139.3
1920179150.4
1921137150.4
1922157150.4
1923157150.4
1924161150.4
1925128150.4
1926150150.4
1929134150.4
1931130141.8
1932149141.8
1933149141.8
1938139141.8
1986144148.3
1987150148.3
1988151148.3
1992147141
1995133141
1997143141
First to last qualifying date each year at Biskra For each year, a bar from the first to the last day at Biskra meeting 30 C (86 F). 1882: 13 April 1882 to 13 October 18821883: 2 April 1883 to 29 September 18831885: 14 April 1885 to 26 September 18851886: 23 April 1886 to 20 October 18861887: 26 March 1887 to 10 October 18871888: 28 March 1888 to 12 October 18881889: 29 April 1889 to 26 October 18891890: 5 May 1890 to 7 October 18901902: 31 March 1902 to 10 October 19021910: 13 April 1910 to 29 October 19101911: 26 April 1911 to 17 October 19111912: 31 March 1912 to 5 October 19121913: 26 March 1913 to 6 November 19131914: 8 April 1914 to 19 October 19141915: 21 April 1915 to 15 October 19151916: 20 April 1916 to 29 October 19161919: 25 March 1919 to 16 October 19191920: 6 April 1920 to 17 October 19201921: 29 April 1921 to 14 October 19211922: 6 April 1922 to 20 October 19221923: 12 April 1923 to 29 October 19231924: 6 April 1924 to 27 October 19241925: 17 April 1925 to 26 September 19251926: 28 March 1926 to 30 October 19261929: 14 April 1929 to 16 October 19291931: 11 March 1931 to 23 October 19311932: 3 April 1932 to 12 October 19321933: 16 April 1933 to 27 October 19331938: 3 May 1938 to 23 October 19381986: 26 April 1986 to 12 October 19861987: 5 April 1987 to 31 October 19871988: 26 March 1988 to 17 October 19881992: 24 April 1992 to 27 October 19921995: 14 March 1995 to 29 October 19951997: 28 April 1997 to 22 October 19971882188819111916192319311987JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Biskra meeting 30 C (86 F).
First to last qualifying date each year at Biskra
YearFirst dateLast date
18821882-04-131882-10-13
18831883-04-021883-09-29
18851885-04-141885-09-26
18861886-04-231886-10-20
18871887-03-261887-10-10
18881888-03-281888-10-12
18891889-04-291889-10-26
18901890-05-051890-10-07
19021902-03-311902-10-10
19101910-04-131910-10-29
19111911-04-261911-10-17
19121912-03-311912-10-05
19131913-03-261913-11-06
19141914-04-081914-10-19
19151915-04-211915-10-15
19161916-04-201916-10-29
19191919-03-251919-10-16
19201920-04-061920-10-17
19211921-04-291921-10-14
19221922-04-061922-10-20
19231923-04-121923-10-29
19241924-04-061924-10-27
19251925-04-171925-09-26
19261926-03-281926-10-30
19291929-04-141929-10-16
19311931-03-111931-10-23
19321932-04-031932-10-12
19331933-04-161933-10-27
19381938-05-031938-10-23
19861986-04-261986-10-12
19871987-04-051987-10-31
19881988-03-261988-10-17
19921992-04-241992-10-27
19951995-03-141995-10-29
19971997-04-281997-10-22

Every Fixed Threshold

Fixed thresholds at Biskra
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days351791920143
35 C (95 F): Days35119192493
40 C (104 F): Days3563193137
45 C (113 F): Days261919317
50 C (122 F): Days1219102
90 F (32.2 C): Days351481920119
100 F (37.8 C): Days3580192465
110 F (43.3 C): Days3225193117
120 F (48.9 C): Days4419101
0 C (32 F): Frost days (min10218871
20 C (68 F): Tropical nights (min351511920133
25 C (77 F): Days with min3587192474
10 mm (0.39 in): Days with 10 mm or more rain501019103
25 mm (0.98 in): Days with 25 mm or more rain25719101
50 mm (1.97 in): Days with 50 mm or more rain8219101
100 mm (3.94 in): Days with 100 mm or more rain2219101
200 mm (7.87 in): Days with 200 mm or more rain1119101

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1882.

Download the Data

  • Data for Biskra 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).