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Built 2026-10-17 (17 October 2026)

Montague Island Lighthouse Threshold Days by Year

8 fixed thresholds counted per year at Montague Island Lighthouse (ASN00069017): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Montague Island Lighthouse Thresholds

  • Montague Island Lighthouse: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1989 with 46.
  • Montague Island Lighthouse: days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 1961 with 21.
  • Montague Island Lighthouse: days with 50 mm (1.97 in) or more of precipitation in 54 years, most in 1960 with 6.
  • Montague Island Lighthouse: nights with a minimum temperature at or above 20 C (68 F) in 48 years, most in 2017 with 31.
  • 8 fixed thresholds have at least one qualifying day at Montague Island Lighthouse.
38 years with a qualifying day
Days at or above 30 C (86 F) per year at Montague Island Lighthouse Days per year at Montague Island Lighthouse with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1980. 024681969: 21970: 11972: 21973: 11975: 21976: 11977: 11978: 41979: 21980: 71981: 21982: 21983: 31984: 41985: 11987: 11988: 31989: 11991: 22000: 32001: 22002: 22004: 12007: 22009: 62011: 12013: 22015: 22016: 22017: 32018: 12019: 42020: 12021: 12023: 52024: 12025: 32026: 11969197519791983198820012009201620202025
Days per year at Montague Island Lighthouse with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1980.
Days at or above 30 C (86 F) per year at Montague Island Lighthouse
YearDaysDecade average
196922
197011.8
197221.8
197311.8
197521.8
197611.8
197711.8
197841.8
197921.8
198072.7
198122.7
198222.7
198332.7
198442.7
198512.7
198712.7
198832.7
198912.7
199122
200032.7
200122.7
200222.7
200412.7
200722.7
200962.7
201112.1
201322.1
201522.1
201622.1
201732.1
201812.1
201942.1
202012
202112
202352
202412
202532
202612
First to last qualifying date each year at Montague Island Lighthouse For each year, a bar from the first to the last day at Montague Island Lighthouse meeting 30 C (86 F). 1969: 8 January 1969 to 18 January 19691970: 6 February 1970 to 6 February 19701972: 15 December 1972 to 21 December 19721973: 30 September 1973 to 30 September 19731975: 2 January 1975 to 12 December 19751976: 3 December 1976 to 3 December 19761977: 2 December 1977 to 2 December 19771978: 6 January 1978 to 11 February 19781979: 1 December 1979 to 10 December 19791980: 29 January 1980 to 3 December 19801981: 20 March 1981 to 2 October 19811982: 16 February 1982 to 15 December 19821983: 8 March 1983 to 21 December 19831984: 25 January 1984 to 18 December 19841985: 2 March 1985 to 2 March 19851987: 2 February 1987 to 2 February 19871988: 4 October 1988 to 29 October 19881989: 9 February 1989 to 9 February 19891991: 7 February 1991 to 14 February 19912000: 4 January 2000 to 24 December 20002001: 24 January 2001 to 25 December 20012002: 7 January 2002 to 25 November 20022004: 12 October 2004 to 12 October 20042007: 21 January 2007 to 3 October 20072009: 22 January 2009 to 28 November 20092011: 5 February 2011 to 5 February 20112013: 7 January 2013 to 18 January 20132015: 4 October 2015 to 26 November 20152016: 29 December 2016 to 30 December 20162017: 23 January 2017 to 14 December 20172018: 14 February 2018 to 14 February 20182019: 12 February 2019 to 26 November 20192020: 26 February 2020 to 26 February 20202021: 26 January 2021 to 26 January 20212023: 19 September 2023 to 14 December 20232024: 21 January 2024 to 21 January 20242025: 16 March 2025 to 26 November 20252026: 9 January 2026 to 9 January 202619691976198119872001201120182024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Montague Island Lighthouse meeting 30 C (86 F).
First to last qualifying date each year at Montague Island Lighthouse
YearFirst dateLast date
19691969-01-081969-01-18
19701970-02-061970-02-06
19721972-12-151972-12-21
19731973-09-301973-09-30
19751975-01-021975-12-12
19761976-12-031976-12-03
19771977-12-021977-12-02
19781978-01-061978-02-11
19791979-12-011979-12-10
19801980-01-291980-12-03
19811981-03-201981-10-02
19821982-02-161982-12-15
19831983-03-081983-12-21
19841984-01-251984-12-18
19851985-03-021985-03-02
19871987-02-021987-02-02
19881988-10-041988-10-29
19891989-02-091989-02-09
19911991-02-071991-02-14
20002000-01-042000-12-24
20012001-01-242001-12-25
20022002-01-072002-11-25
20042004-10-122004-10-12
20072007-01-212007-10-03
20092009-01-222009-11-28
20112011-02-052011-02-05
20132013-01-072013-01-18
20152015-10-042015-11-26
20162016-12-292016-12-30
20172017-01-232017-12-14
20182018-02-142018-02-14
20192019-02-122019-11-26
20202020-02-262020-02-26
20212021-01-262021-01-26
20232023-09-192023-12-14
20242024-01-212024-01-21
20252025-03-162025-11-26
20262026-01-092026-01-09

Every Fixed Threshold

Fixed thresholds at Montague Island Lighthouse
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days38719801
35 C (95 F): Days2119691
90 F (32.2 C): Days20219751
20 C (68 F): Tropical nights (min4831201718
10 mm (0.39 in): Days with 10 mm or more rain6346198915
25 mm (0.98 in): Days with 25 mm or more rain632119615
50 mm (1.97 in): Days with 50 mm or more rain54619601
100 mm (3.94 in): Days with 100 mm or more rain16319751

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

  • Data for Montague Island Lighthouse 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 (2026-10-15).