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Built 2026-10-18 (18 October 2026)

Mount Oscar Threshold Days by Year

4 fixed thresholds counted per year at Mount Oscar (ASN00035127): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mount Oscar Thresholds

  • Mount Oscar: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 1974 with 27.
  • Mount Oscar: days with 25 mm (0.98 in) or more of precipitation in 23 years, most in 1974 with 13.
  • Mount Oscar: days with 50 mm (1.97 in) or more of precipitation in 19 years, most in 1973 with 4.
  • Mount Oscar: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1973 with 1.
  • 4 fixed thresholds have at least one qualifying day at Mount Oscar.
23 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Oscar Days per year at Mount Oscar with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1974. 01020301968: 181969: 91971: 181972: 141973: 221974: 271975: 201976: 201977: 171978: 221979: 131985: 191986: 201987: 181988: 221989: 231990: 171991: 201992: 121993: 131994: 121995: 211996: 1119681972197519781986198919921995
Days per year at Mount Oscar with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Oscar
YearDaysDecade average
19681813.5
1969913.5
19711819.2
19721419.2
19732219.2
19742719.2
19752019.2
19762019.2
19771719.2
19782219.2
19791319.2
19851920.4
19862020.4
19871820.4
19882220.4
19892320.4
19901715.1
19912015.1
19921215.1
19931315.1
19941215.1
19952115.1
19961115.1
First to last qualifying date each year at Mount Oscar For each year, a bar from the first to the last day at Mount Oscar meeting 10 mm (0.39 in). 1968: 5 January 1968 to 4 December 19681969: 27 March 1969 to 23 December 19691971: 23 January 1971 to 25 December 19711972: 13 January 1972 to 12 November 19721973: 1 January 1973 to 23 December 19731974: 1 January 1974 to 29 December 19741975: 2 January 1975 to 23 December 19751976: 12 January 1976 to 21 December 19761977: 14 January 1977 to 19 December 19771978: 30 January 1978 to 26 December 19781979: 6 February 1979 to 27 December 19791985: 23 February 1985 to 4 December 19851986: 2 January 1986 to 27 December 19861987: 1 January 1987 to 29 December 19871988: 7 February 1988 to 26 December 19881989: 2 January 1989 to 11 December 19891990: 16 January 1990 to 3 December 19901991: 4 January 1991 to 18 December 19911992: 4 January 1992 to 19 December 19921993: 2 January 1993 to 17 December 19931994: 2 February 1994 to 2 December 19941995: 2 January 1995 to 1 December 19951996: 3 January 1996 to 15 December 199619681972197519781986198919921995JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mount Oscar meeting 10 mm (0.39 in).
First to last qualifying date each year at Mount Oscar
YearFirst dateLast date
19681968-01-051968-12-04
19691969-03-271969-12-23
19711971-01-231971-12-25
19721972-01-131972-11-12
19731973-01-011973-12-23
19741974-01-011974-12-29
19751975-01-021975-12-23
19761976-01-121976-12-21
19771977-01-141977-12-19
19781978-01-301978-12-26
19791979-02-061979-12-27
19851985-02-231985-12-04
19861986-01-021986-12-27
19871987-01-011987-12-29
19881988-02-071988-12-26
19891989-01-021989-12-11
19901990-01-161990-12-03
19911991-01-041991-12-18
19921992-01-041992-12-19
19931993-01-021993-12-17
19941994-02-021994-12-02
19951995-01-021995-12-01
19961996-01-031996-12-15

Every Fixed Threshold

Fixed thresholds at Mount Oscar
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2327197411
25 mm (0.98 in): Days with 25 mm or more rain231319743
50 mm (1.97 in): Days with 50 mm or more rain19419732
100 mm (3.94 in): Days with 100 mm or more rain3119731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Mount Oscar 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).