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Built 2026-10-19 (19 October 2026)

Cotter River Threshold Days by Year (ASN00070024)

3 fixed thresholds counted per year at Cotter River (ASN00070024): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cotter River Thresholds

  • Cotter River: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1952 with 44.
  • Cotter River: days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 1934 with 13.
  • Cotter River: days with 50 mm (1.97 in) or more of precipitation in 22 years, most in 1950 with 5.
  • 3 fixed thresholds have at least one qualifying day at Cotter River.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Cotter River Days per year at Cotter River with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1952. 02040601911: 221912: 191913: 141914: 221915: 201916: 271917: 221918: 181922: 201927: 211928: 131929: 191930: 121931: 271932: 201933: 201934: 351935: 191936: 301937: 211938: 181939: 251940: 121941: 191942: 241943: 221944: 91945: 161946: 241947: 301948: 201949: 251950: 331951: 191952: 441953: 171954: 261955: 221911191519221930193419381942194619501954
Days per year at Cotter River with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 1952.
Days with 10 mm (0.39 in) or more of precipitation per year at Cotter River
YearDaysDecade average
19112220.5
19121920.5
19131420.5
19142220.5
19152020.5
19162720.5
19172220.5
19181820.5
19222018.3
19272118.3
19281318.3
19291918.3
19301222.7
19312722.7
19322022.7
19332022.7
19343522.7
19351922.7
19363022.7
19372122.7
19381822.7
19392522.7
19401220.1
19411920.1
19422420.1
19432220.1
1944920.1
19451620.1
19462420.1
19473020.1
19482020.1
19492520.1
19503326.8
19511926.8
19524426.8
19531726.8
19542626.8
19552226.8
First to last qualifying date each year at Cotter River For each year, a bar from the first to the last day at Cotter River meeting 10 mm (0.39 in). 1911: 12 January 1911 to 16 December 19111912: 26 February 1912 to 19 November 19121913: 4 January 1913 to 25 December 19131914: 12 January 1914 to 31 December 19141915: 8 January 1915 to 14 December 19151916: 29 January 1916 to 12 December 19161917: 13 January 1917 to 13 December 19171918: 5 January 1918 to 17 August 19181922: 8 January 1922 to 7 December 19221927: 6 January 1927 to 26 November 19271928: 7 February 1928 to 4 November 19281929: 15 February 1929 to 28 December 19291930: 12 February 1930 to 16 December 19301931: 25 January 1931 to 5 December 19311932: 9 March 1932 to 14 November 19321933: 22 January 1933 to 15 December 19331934: 6 January 1934 to 28 December 19341935: 5 January 1935 to 4 December 19351936: 5 January 1936 to 21 December 19361937: 2 January 1937 to 28 December 19371938: 14 January 1938 to 28 November 19381939: 17 January 1939 to 13 December 19391940: 7 January 1940 to 2 December 19401941: 1 January 1941 to 1 December 19411942: 14 February 1942 to 8 December 19421943: 3 January 1943 to 18 December 19431944: 10 March 1944 to 13 December 19441945: 12 January 1945 to 4 December 19451946: 19 January 1946 to 29 December 19461947: 9 February 1947 to 24 December 19471948: 2 January 1948 to 29 December 19481949: 9 January 1949 to 28 November 19491950: 19 January 1950 to 23 December 19501951: 8 January 1951 to 10 December 19511952: 25 January 1952 to 29 December 19521953: 6 January 1953 to 31 December 19531954: 19 January 1954 to 5 December 19541955: 26 January 1955 to 27 November 195519111916192819331938194319481953JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Cotter River meeting 10 mm (0.39 in).
First to last qualifying date each year at Cotter River
YearFirst dateLast date
19111911-01-121911-12-16
19121912-02-261912-11-19
19131913-01-041913-12-25
19141914-01-121914-12-31
19151915-01-081915-12-14
19161916-01-291916-12-12
19171917-01-131917-12-13
19181918-01-051918-08-17
19221922-01-081922-12-07
19271927-01-061927-11-26
19281928-02-071928-11-04
19291929-02-151929-12-28
19301930-02-121930-12-16
19311931-01-251931-12-05
19321932-03-091932-11-14
19331933-01-221933-12-15
19341934-01-061934-12-28
19351935-01-051935-12-04
19361936-01-051936-12-21
19371937-01-021937-12-28
19381938-01-141938-11-28
19391939-01-171939-12-13
19401940-01-071940-12-02
19411941-01-011941-12-01
19421942-02-141942-12-08
19431943-01-031943-12-18
19441944-03-101944-12-13
19451945-01-121945-12-04
19461946-01-191946-12-29
19471947-02-091947-12-24
19481948-01-021948-12-29
19491949-01-091949-11-28
19501950-01-191950-12-23
19511951-01-081951-12-10
19521952-01-251952-12-29
19531953-01-061953-12-31
19541954-01-191954-12-05
19551955-01-261955-11-27

Every Fixed Threshold

Fixed thresholds at Cotter River
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3844195222
25 mm (0.98 in): Days with 25 mm or more rain371319346
50 mm (1.97 in): Days with 50 mm or more rain22519501

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1911.

Download the Data

  • Data for Cotter River 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).