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

Coonathago O.S. Threshold Days by Year

4 fixed thresholds counted per year at Coonathago O.S. (ASN00007098): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Coonathago O.S. Thresholds

  • Coonathago O.S.: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1960 with 12.
  • Coonathago O.S.: days with 25 mm (0.98 in) or more of precipitation in 19 years, most in 1953 with 4.
  • Coonathago O.S.: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1953 with 2.
  • Coonathago O.S.: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1948 with 1.
  • 4 fixed thresholds have at least one qualifying day at Coonathago O.S..
28 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Coonathago O.S. Days per year at Coonathago O.S. with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 12 in 1960. 0510151947: 61948: 61949: 51950: 41951: 111952: 71953: 101954: 31955: 81956: 31957: 31958: 71959: 41960: 121961: 51962: 71963: 101964: 41965: 81966: 41967: 61968: 51969: 41970: 61971: 31972: 41973: 61974: 121947195019531956195919621965196819711974
Days per year at Coonathago O.S. with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 12 in 1960.
Days with 10 mm (0.39 in) or more of precipitation per year at Coonathago O.S.
YearDaysDecade average
194765.7
194865.7
194955.7
195046
1951116
195276
1953106
195436
195586
195636
195736
195876
195946
1960126.5
196156.5
196276.5
1963106.5
196446.5
196586.5
196646.5
196766.5
196856.5
196946.5
197066.2
197136.2
197246.2
197366.2
1974126.2
First to last qualifying date each year at Coonathago O.S. For each year, a bar from the first to the last day at Coonathago O.S. meeting 10 mm (0.39 in). 1947: 6 March 1947 to 25 October 19471948: 21 February 1948 to 23 November 19481949: 4 June 1949 to 1 September 19491950: 9 May 1950 to 23 June 19501951: 13 January 1951 to 14 July 19511952: 23 January 1952 to 28 July 19521953: 11 March 1953 to 3 October 19531954: 23 May 1954 to 20 June 19541955: 12 January 1955 to 13 September 19551956: 8 May 1956 to 31 October 19561957: 27 January 1957 to 9 December 19571958: 18 January 1958 to 12 December 19581959: 1 June 1959 to 16 December 19591960: 17 January 1960 to 23 July 19601961: 26 January 1961 to 16 June 19611962: 9 February 1962 to 21 December 19621963: 11 January 1963 to 13 July 19631964: 23 April 1964 to 21 July 19641965: 15 March 1965 to 25 November 19651966: 8 February 1966 to 23 October 19661967: 22 January 1967 to 8 August 19671968: 9 April 1968 to 24 June 19681969: 19 February 1969 to 18 May 19691970: 16 February 1970 to 28 December 19701971: 25 January 1971 to 13 March 19711972: 16 June 1972 to 27 July 19721973: 13 February 1973 to 23 November 19731974: 8 March 1974 to 13 November 19741947195119551959196319671971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Coonathago O.S. meeting 10 mm (0.39 in).
First to last qualifying date each year at Coonathago O.S.
YearFirst dateLast date
19471947-03-061947-10-25
19481948-02-211948-11-23
19491949-06-041949-09-01
19501950-05-091950-06-23
19511951-01-131951-07-14
19521952-01-231952-07-28
19531953-03-111953-10-03
19541954-05-231954-06-20
19551955-01-121955-09-13
19561956-05-081956-10-31
19571957-01-271957-12-09
19581958-01-181958-12-12
19591959-06-011959-12-16
19601960-01-171960-07-23
19611961-01-261961-06-16
19621962-02-091962-12-21
19631963-01-111963-07-13
19641964-04-231964-07-21
19651965-03-151965-11-25
19661966-02-081966-10-23
19671967-01-221967-08-08
19681968-04-091968-06-24
19691969-02-191969-05-18
19701970-02-161970-12-28
19711971-01-251971-03-13
19721972-06-161972-07-27
19731973-02-131973-11-23
19741974-03-081974-11-13

Every Fixed Threshold

Fixed thresholds at Coonathago O.S.
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2812196012
25 mm (0.98 in): Days with 25 mm or more rain19419533
50 mm (1.97 in): Days with 50 mm or more rain9219531
100 mm (3.94 in): Days with 100 mm or more rain2119481

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

  • Data for Coonathago O.S. 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).