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Built 2026-10-17 (17 October 2026)

Omalley (522 Miles Siding) Threshold Days by Year

3 fixed thresholds counted per year at Omalley (522 Miles Siding) (ASN00018028): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Omalley (522 Miles Siding) Thresholds

  • Omalley (522 Miles Siding): days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1955 with 9.
  • Omalley (522 Miles Siding): days with 25 mm (0.98 in) or more of precipitation in 14 years, most in 1941 with 2.
  • Omalley (522 Miles Siding): days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1942 with 1.
  • 3 fixed thresholds have at least one qualifying day at Omalley (522 Miles Siding).
25 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Omalley (522 Miles Siding) Days per year at Omalley (522 Miles Siding) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 9 in 1955. 0358101941: 41942: 81943: 21944: 11945: 51946: 41947: 41948: 11949: 31950: 41951: 11952: 11953: 51954: 21955: 91956: 31957: 21959: 51960: 41961: 21962: 81963: 21964: 61966: 71967: 3194119441947195019531956196019631967
Days per year at Omalley (522 Miles Siding) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 9 in 1955.
Days with 10 mm (0.39 in) or more of precipitation per year at Omalley (522 Miles Siding)
YearDaysDecade average
194143.6
194283.6
194323.6
194413.6
194553.6
194643.6
194743.6
194813.6
194933.6
195043.6
195113.6
195213.6
195353.6
195423.6
195593.6
195633.6
195723.6
195953.6
196044.6
196124.6
196284.6
196324.6
196464.6
196674.6
196734.6
First to last qualifying date each year at Omalley (522 Miles Siding) For each year, a bar from the first to the last day at Omalley (522 Miles Siding) meeting 10 mm (0.39 in). 1941: 27 February 1941 to 29 November 19411942: 30 January 1942 to 23 December 19421943: 16 February 1943 to 22 April 19431944: 5 April 1944 to 5 April 19441945: 16 May 1945 to 16 December 19451946: 15 March 1946 to 28 November 19461947: 21 January 1947 to 19 October 19471948: 4 November 1948 to 4 November 19481949: 20 February 1949 to 30 May 19491950: 2 February 1950 to 24 October 19501951: 31 July 1951 to 31 July 19511952: 25 November 1952 to 25 November 19521953: 4 February 1953 to 23 December 19531954: 28 April 1954 to 23 October 19541955: 22 April 1955 to 24 November 19551956: 9 May 1956 to 14 October 19561957: 24 December 1957 to 25 December 19571959: 13 February 1959 to 27 November 19591960: 17 January 1960 to 18 August 19601961: 9 April 1961 to 31 August 19611962: 23 March 1962 to 19 October 19621963: 26 May 1963 to 28 May 19631964: 29 April 1964 to 18 November 19641966: 15 February 1966 to 3 December 19661967: 24 January 1967 to 22 February 19671941194519491953195719621967JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Omalley (522 Miles Siding) meeting 10 mm (0.39 in).
First to last qualifying date each year at Omalley (522 Miles Siding)
YearFirst dateLast date
19411941-02-271941-11-29
19421942-01-301942-12-23
19431943-02-161943-04-22
19441944-04-051944-04-05
19451945-05-161945-12-16
19461946-03-151946-11-28
19471947-01-211947-10-19
19481948-11-041948-11-04
19491949-02-201949-05-30
19501950-02-021950-10-24
19511951-07-311951-07-31
19521952-11-251952-11-25
19531953-02-041953-12-23
19541954-04-281954-10-23
19551955-04-221955-11-24
19561956-05-091956-10-14
19571957-12-241957-12-25
19591959-02-131959-11-27
19601960-01-171960-08-18
19611961-04-091961-08-31
19621962-03-231962-10-19
19631963-05-261963-05-28
19641964-04-291964-11-18
19661966-02-151966-12-03
19671967-01-241967-02-22

Every Fixed Threshold

Fixed thresholds at Omalley (522 Miles Siding)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain25919553
25 mm (0.98 in): Days with 25 mm or more rain14219412
50 mm (1.97 in): Days with 50 mm or more rain2119421

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

  • Data for Omalley (522 Miles Siding) 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

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