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

Manly (North Head) Threshold Days by Year

5 fixed thresholds counted per year at Manly (North Head) (ASN00066138): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Manly (North Head) Thresholds

  • Manly (North Head): days with 10 mm (0.39 in) or more of precipitation in 12 years, most in 1976 with 50.
  • Manly (North Head): days with 25 mm (0.98 in) or more of precipitation in 12 years, most in 1974 with 20.
  • Manly (North Head): days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1974 with 8.
  • Manly (North Head): days with 100 mm (3.94 in) or more of precipitation in 8 years, most in 1977 with 3.
  • 5 fixed thresholds have at least one qualifying day at Manly (North Head).
12 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Manly (North Head) Days per year at Manly (North Head) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 1976. 02040601969: 171970: 211971: 261972: 241973: 401974: 421975: 311976: 501977: 241983: 271987: 301988: 39196919711973197519771987
Days per year at Manly (North Head) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 50 in 1976.
Days with 10 mm (0.39 in) or more of precipitation per year at Manly (North Head)
YearDaysDecade average
19691717
19702132.3
19712632.3
19722432.3
19734032.3
19744232.3
19753132.3
19765032.3
19772432.3
19832732
19873032
19883932
First to last qualifying date each year at Manly (North Head) For each year, a bar from the first to the last day at Manly (North Head) meeting 10 mm (0.39 in). 1969: 2 January 1969 to 2 October 19691970: 2 January 1970 to 29 December 19701971: 19 January 1971 to 9 December 19711972: 14 January 1972 to 27 October 19721973: 8 January 1973 to 28 November 19731974: 11 January 1974 to 20 November 19741975: 15 February 1975 to 3 November 19751976: 10 January 1976 to 16 December 19761977: 11 January 1977 to 3 November 19771983: 16 January 1983 to 8 December 19831987: 1 January 1987 to 21 December 19871988: 8 January 1988 to 27 November 1988196919711973197519771987JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Manly (North Head) meeting 10 mm (0.39 in).
First to last qualifying date each year at Manly (North Head)
YearFirst dateLast date
19691969-01-021969-10-02
19701970-01-021970-12-29
19711971-01-191971-12-09
19721972-01-141972-10-27
19731973-01-081973-11-28
19741974-01-111974-11-20
19751975-02-151975-11-03
19761976-01-101976-12-16
19771977-01-111977-11-03
19831983-01-161983-12-08
19871987-01-011987-12-21
19881988-01-081988-11-27

Every Fixed Threshold

Fixed thresholds at Manly (North Head)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1250197639
25 mm (0.98 in): Days with 25 mm or more rain1220197412
50 mm (1.97 in): Days with 50 mm or more rain12819747
100 mm (3.94 in): Days with 100 mm or more rain8319772
200 mm (7.87 in): Days with 200 mm or more rain1119881

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 Manly (North Head) 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).