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Built 2026-10-19 (19 October 2026)

Narellan Threshold Days by Year (ASN00068150)

4 fixed thresholds counted per year at Narellan (ASN00068150): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Narellan Thresholds

  • Narellan: days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 1899 with 29.
  • Narellan: days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 1914 with 12.
  • Narellan: days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 1900 with 5.
  • Narellan: days with 100 mm (3.94 in) or more of precipitation in 7 years, most in 1900 with 1.
  • 4 fixed thresholds have at least one qualifying day at Narellan.
37 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Narellan Days per year at Narellan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1899. 01020301896: 161897: 211898: 161899: 291900: 261901: 141902: 141903: 201904: 181905: 151906: 111907: 121908: 121909: 151910: 171911: 271912: 211913: 241914: 271915: 141916: 221917: 271918: 161919: 211920: 231921: 241922: 151923: 181924: 151925: 151926: 121927: 181928: 181929: 211930: 201931: 271932: 251896190019041908191219161920192419281932
Days per year at Narellan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1899.
Days with 10 mm (0.39 in) or more of precipitation per year at Narellan
YearDaysDecade average
18961620.5
18972120.5
18981620.5
18992920.5
19002615.7
19011415.7
19021415.7
19032015.7
19041815.7
19051515.7
19061115.7
19071215.7
19081215.7
19091515.7
19101721.6
19112721.6
19122121.6
19132421.6
19142721.6
19151421.6
19162221.6
19172721.6
19181621.6
19192121.6
19202317.9
19212417.9
19221517.9
19231817.9
19241517.9
19251517.9
19261217.9
19271817.9
19281817.9
19292117.9
19302024
19312724
19322524
First to last qualifying date each year at Narellan For each year, a bar from the first to the last day at Narellan meeting 10 mm (0.39 in). 1896: 26 January 1896 to 3 December 18961897: 10 January 1897 to 20 December 18971898: 13 January 1898 to 24 December 18981899: 12 January 1899 to 9 November 18991900: 5 January 1900 to 20 November 19001901: 12 January 1901 to 5 November 19011902: 5 January 1902 to 17 December 19021903: 27 January 1903 to 23 December 19031904: 3 January 1904 to 12 October 19041905: 5 January 1905 to 1 December 19051906: 1 January 1906 to 14 November 19061907: 15 January 1907 to 28 December 19071908: 25 January 1908 to 27 October 19081909: 18 January 1909 to 24 December 19091910: 12 January 1910 to 14 December 19101911: 12 January 1911 to 5 December 19111912: 9 February 1912 to 4 December 19121913: 4 January 1913 to 13 November 19131914: 20 January 1914 to 31 December 19141915: 2 February 1915 to 30 December 19151916: 29 January 1916 to 14 December 19161917: 22 January 1917 to 27 December 19171918: 11 January 1918 to 22 September 19181919: 24 February 1919 to 31 December 19191920: 1 January 1920 to 13 December 19201921: 4 January 1921 to 31 December 19211922: 13 January 1922 to 7 December 19221923: 26 January 1923 to 29 December 19231924: 21 January 1924 to 25 November 19241925: 16 January 1925 to 21 November 19251926: 22 February 1926 to 27 December 19261927: 6 January 1927 to 11 December 19271928: 15 January 1928 to 26 July 19281929: 11 February 1929 to 19 November 19291930: 12 January 1930 to 29 December 19301931: 15 February 1931 to 23 December 19311932: 14 February 1932 to 31 December 193218961901190619111916192119261931JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Narellan meeting 10 mm (0.39 in).
First to last qualifying date each year at Narellan
YearFirst dateLast date
18961896-01-261896-12-03
18971897-01-101897-12-20
18981898-01-131898-12-24
18991899-01-121899-11-09
19001900-01-051900-11-20
19011901-01-121901-11-05
19021902-01-051902-12-17
19031903-01-271903-12-23
19041904-01-031904-10-12
19051905-01-051905-12-01
19061906-01-011906-11-14
19071907-01-151907-12-28
19081908-01-251908-10-27
19091909-01-181909-12-24
19101910-01-121910-12-14
19111911-01-121911-12-05
19121912-02-091912-12-04
19131913-01-041913-11-13
19141914-01-201914-12-31
19151915-02-021915-12-30
19161916-01-291916-12-14
19171917-01-221917-12-27
19181918-01-111918-09-22
19191919-02-241919-12-31
19201920-01-011920-12-13
19211921-01-041921-12-31
19221922-01-131922-12-07
19231923-01-261923-12-29
19241924-01-211924-11-25
19251925-01-161925-11-21
19261926-02-221926-12-27
19271927-01-061927-12-11
19281928-01-151928-07-26
19291929-02-111929-11-19
19301930-01-121930-12-29
19311931-02-151931-12-23
19321932-02-141932-12-31

Every Fixed Threshold

Fixed thresholds at Narellan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3729189925
25 mm (0.98 in): Days with 25 mm or more rain371219145
50 mm (1.97 in): Days with 50 mm or more rain26519004
100 mm (3.94 in): Days with 100 mm or more rain7119001

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1896.

Download the Data

  • Data for Narellan 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).