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

Mount Mulligan Threshold Days by Year

4 fixed thresholds counted per year at Mount Mulligan (ASN00031047): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mount Mulligan Thresholds

  • Mount Mulligan: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 1956 with 48.
  • Mount Mulligan: days with 25 mm (0.98 in) or more of precipitation in 23 years, most in 1956 with 25.
  • Mount Mulligan: days with 50 mm (1.97 in) or more of precipitation in 21 years, most in 1956 with 8.
  • Mount Mulligan: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1925 with 1.
  • 4 fixed thresholds have at least one qualifying day at Mount Mulligan.
23 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Mulligan Days per year at Mount Mulligan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1956. 02040601923: 131924: 201925: 181926: 91927: 311928: 191929: 281930: 301931: 181943: 241944: 281945: 191946: 251947: 161948: 161949: 241950: 261951: 271952: 181954: 211955: 271956: 481957: 2619231926192919431946194919521956
Days per year at Mount Mulligan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1956.
Days with 10 mm (0.39 in) or more of precipitation per year at Mount Mulligan
YearDaysDecade average
19231319.7
19242019.7
19251819.7
1926919.7
19273119.7
19281919.7
19292819.7
19303024
19311824
19432421.7
19442821.7
19451921.7
19462521.7
19471621.7
19481621.7
19492421.7
19502627.6
19512727.6
19521827.6
19542127.6
19552727.6
19564827.6
19572627.6
First to last qualifying date each year at Mount Mulligan For each year, a bar from the first to the last day at Mount Mulligan meeting 10 mm (0.39 in). 1923: 8 January 1923 to 24 December 19231924: 5 January 1924 to 20 December 19241925: 23 January 1925 to 29 December 19251926: 7 January 1926 to 9 May 19261927: 12 January 1927 to 26 December 19271928: 19 January 1928 to 27 December 19281929: 6 January 1929 to 31 December 19291930: 1 January 1930 to 28 December 19301931: 20 January 1931 to 28 December 19311943: 2 January 1943 to 27 December 19431944: 2 January 1944 to 23 December 19441945: 3 January 1945 to 19 December 19451946: 8 January 1946 to 30 December 19461947: 4 February 1947 to 29 December 19471948: 5 January 1948 to 11 December 19481949: 3 January 1949 to 22 December 19491950: 16 January 1950 to 30 December 19501951: 3 January 1951 to 31 December 19511952: 1 January 1952 to 29 December 19521954: 4 January 1954 to 25 November 19541955: 5 January 1955 to 18 December 19551956: 2 January 1956 to 31 December 19561957: 2 January 1957 to 8 November 195719231926192919431946194919521956JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mount Mulligan meeting 10 mm (0.39 in).
First to last qualifying date each year at Mount Mulligan
YearFirst dateLast date
19231923-01-081923-12-24
19241924-01-051924-12-20
19251925-01-231925-12-29
19261926-01-071926-05-09
19271927-01-121927-12-26
19281928-01-191928-12-27
19291929-01-061929-12-31
19301930-01-011930-12-28
19311931-01-201931-12-28
19431943-01-021943-12-27
19441944-01-021944-12-23
19451945-01-031945-12-19
19461946-01-081946-12-30
19471947-02-041947-12-29
19481948-01-051948-12-11
19491949-01-031949-12-22
19501950-01-161950-12-30
19511951-01-031951-12-31
19521952-01-011952-12-29
19541954-01-041954-11-25
19551955-01-051955-12-18
19561956-01-021956-12-31
19571957-01-021957-11-08

Every Fixed Threshold

Fixed thresholds at Mount Mulligan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2348195626
25 mm (0.98 in): Days with 25 mm or more rain2325195612
50 mm (1.97 in): Days with 50 mm or more rain21819564
100 mm (3.94 in): Days with 100 mm or more rain5119251

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

  • Data for Mount Mulligan 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).