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Built 2026-10-16 (16 October 2026)

Glenroy Massie Threshold Days by Year

4 fixed thresholds counted per year at Glenroy Massie (ASN00041275): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Glenroy Massie Thresholds

  • Glenroy Massie: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1975 with 33.
  • Glenroy Massie: days with 25 mm (0.98 in) or more of precipitation in 55 years, most in 1975 with 14.
  • Glenroy Massie: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1988 with 4.
  • Glenroy Massie: days with 100 mm (3.94 in) or more of precipitation in 5 years, most in 1976 with 1.
  • 4 fixed thresholds have at least one qualifying day at Glenroy Massie.
56 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Glenroy Massie Days per year at Glenroy Massie with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1975. 0102030401959: 221960: 171961: 191962: 291963: 191964: 251965: 201966: 231967: 201968: 271969: 161970: 201971: 201972: 241973: 271974: 221975: 331976: 211977: 151978: 281979: 181980: 171981: 241982: 181983: 291984: 251985: 231986: 241987: 181988: 271989: 241990: 151991: 191992: 201993: 161994: 131995: 301996: 321997: 181998: 291999: 252000: 182001: 242002: 182003: 262004: 272005: 222006: 162018: 182019: 112020: 212021: 312022: 332023: 172024: 252025: 151959196519711977198319891995200120182024
Days per year at Glenroy Massie with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 33 in 1975.
Days with 10 mm (0.39 in) or more of precipitation per year at Glenroy Massie
YearDaysDecade average
19592222
19601721.5
19611921.5
19622921.5
19631921.5
19642521.5
19652021.5
19662321.5
19672021.5
19682721.5
19691621.5
19702022.8
19712022.8
19722422.8
19732722.8
19742222.8
19753322.8
19762122.8
19771522.8
19782822.8
19791822.8
19801722.9
19812422.9
19821822.9
19832922.9
19842522.9
19852322.9
19862422.9
19871822.9
19882722.9
19892422.9
19901521.7
19911921.7
19922021.7
19931621.7
19941321.7
19953021.7
19963221.7
19971821.7
19982921.7
19992521.7
20001821.6
20012421.6
20021821.6
20032621.6
20042721.6
20052221.6
20061621.6
20181814.5
20191114.5
20202123.7
20213123.7
20223323.7
20231723.7
20242523.7
20251523.7
First to last qualifying date each year at Glenroy Massie For each year, a bar from the first to the last day at Glenroy Massie meeting 10 mm (0.39 in). 1959: 2 January 1959 to 23 December 19591960: 21 January 1960 to 16 December 19601961: 1 January 1961 to 20 December 19611962: 1 January 1962 to 31 December 19621963: 18 January 1963 to 14 December 19631964: 3 January 1964 to 26 December 19641965: 11 January 1965 to 15 December 19651966: 1 January 1966 to 30 December 19661967: 5 January 1967 to 29 December 19671968: 6 January 1968 to 5 December 19681969: 2 January 1969 to 22 December 19691970: 2 January 1970 to 30 December 19701971: 11 January 1971 to 28 December 19711972: 4 January 1972 to 29 December 19721973: 10 January 1973 to 26 December 19731974: 26 January 1974 to 29 December 19741975: 6 January 1975 to 24 December 19751976: 3 January 1976 to 24 December 19761977: 17 January 1977 to 2 December 19771978: 28 January 1978 to 27 December 19781979: 18 January 1979 to 16 December 19791980: 9 January 1980 to 30 December 19801981: 1 January 1981 to 24 December 19811982: 15 January 1982 to 30 December 19821983: 25 February 1983 to 28 December 19831984: 17 January 1984 to 30 December 19841985: 9 January 1985 to 27 December 19851986: 18 January 1986 to 26 December 19861987: 4 January 1987 to 2 December 19871988: 16 January 1988 to 18 December 19881989: 7 January 1989 to 23 December 19891990: 16 January 1990 to 4 December 19901991: 2 January 1991 to 31 December 19911992: 9 January 1992 to 15 December 19921993: 7 January 1993 to 23 December 19931994: 15 January 1994 to 26 December 19941995: 7 January 1995 to 24 December 19951996: 3 January 1996 to 19 December 19961997: 12 February 1997 to 28 December 19971998: 26 January 1998 to 21 December 19981999: 2 January 1999 to 28 December 19992000: 5 January 2000 to 29 December 20002001: 29 January 2001 to 16 December 20012002: 3 February 2002 to 24 December 20022003: 22 January 2003 to 16 December 20032004: 11 January 2004 to 28 December 20042005: 18 January 2005 to 28 December 20052006: 4 January 2006 to 17 December 20062018: 1 January 2018 to 22 December 20182019: 16 March 2019 to 12 December 20192020: 17 January 2020 to 4 December 20202021: 7 January 2021 to 23 December 20212022: 16 January 2022 to 13 December 20222023: 20 January 2023 to 26 December 20232024: 17 January 2024 to 19 December 20242025: 8 January 2025 to 3 June 202519591966197319801987199420012019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Glenroy Massie meeting 10 mm (0.39 in).
First to last qualifying date each year at Glenroy Massie
YearFirst dateLast date
19591959-01-021959-12-23
19601960-01-211960-12-16
19611961-01-011961-12-20
19621962-01-011962-12-31
19631963-01-181963-12-14
19641964-01-031964-12-26
19651965-01-111965-12-15
19661966-01-011966-12-30
19671967-01-051967-12-29
19681968-01-061968-12-05
19691969-01-021969-12-22
19701970-01-021970-12-30
19711971-01-111971-12-28
19721972-01-041972-12-29
19731973-01-101973-12-26
19741974-01-261974-12-29
19751975-01-061975-12-24
19761976-01-031976-12-24
19771977-01-171977-12-02
19781978-01-281978-12-27
19791979-01-181979-12-16
19801980-01-091980-12-30
19811981-01-011981-12-24
19821982-01-151982-12-30
19831983-02-251983-12-28
19841984-01-171984-12-30
19851985-01-091985-12-27
19861986-01-181986-12-26
19871987-01-041987-12-02
19881988-01-161988-12-18
19891989-01-071989-12-23
19901990-01-161990-12-04
19911991-01-021991-12-31
19921992-01-091992-12-15
19931993-01-071993-12-23
19941994-01-151994-12-26
19951995-01-071995-12-24
19961996-01-031996-12-19
19971997-02-121997-12-28
19981998-01-261998-12-21
19991999-01-021999-12-28
20002000-01-052000-12-29
20012001-01-292001-12-16
20022002-02-032002-12-24
20032003-01-222003-12-16
20042004-01-112004-12-28
20052005-01-182005-12-28
20062006-01-042006-12-17
20182018-01-012018-12-22
20192019-03-162019-12-12
20202020-01-172020-12-04
20212021-01-072021-12-23
20222022-01-162022-12-13
20232023-01-202023-12-26
20242024-01-172024-12-19
20252025-01-082025-06-03

Every Fixed Threshold

Fixed thresholds at Glenroy Massie
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5633197515
25 mm (0.98 in): Days with 25 mm or more rain551419755
50 mm (1.97 in): Days with 50 mm or more rain36419881
100 mm (3.94 in): Days with 100 mm or more rain5119761

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.

Download the Data

  • Data for Glenroy Massie 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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