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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

South Johnstone Sugar Mill Threshold Days by Year

5 fixed thresholds counted per year at South Johnstone Sugar Mill (ASN00032072): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for South Johnstone Sugar Mill Thresholds

  • South Johnstone Sugar Mill: days with 10 mm (0.39 in) or more of precipitation in 10 years, most in 1921 with 100.
  • South Johnstone Sugar Mill: days with 25 mm (0.98 in) or more of precipitation in 10 years, most in 1917 with 51.
  • South Johnstone Sugar Mill: days with 50 mm (1.97 in) or more of precipitation in 10 years, most in 1921 with 27.
  • South Johnstone Sugar Mill: days with 100 mm (3.94 in) or more of precipitation in 10 years, most in 1921 with 10.
  • 5 fixed thresholds have at least one qualifying day at South Johnstone Sugar Mill.
10 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at South Johnstone Sugar Mill Days per year at South Johnstone Sugar Mill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 100 in 1921. 02550751001917: 781918: 691919: 631920: 741921: 1001922: 531959: 981960: 591965: 671972: 651917191819191920192119221959196019651972
Days per year at South Johnstone Sugar Mill with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 100 in 1921.
Days with 10 mm (0.39 in) or more of precipitation per year at South Johnstone Sugar Mill
YearDaysDecade average
19177870
19186970
19196370
19207475.7
192110075.7
19225375.7
19599898
19605963
19656763
19726565
First to last qualifying date each year at South Johnstone Sugar Mill For each year, a bar from the first to the last day at South Johnstone Sugar Mill meeting 10 mm (0.39 in). 1917: 1 January 1917 to 18 December 19171918: 3 January 1918 to 30 December 19181919: 2 January 1919 to 22 December 19191920: 12 January 1920 to 25 December 19201921: 3 January 1921 to 31 December 19211922: 3 January 1922 to 22 December 19221959: 2 January 1959 to 28 December 19591960: 9 January 1960 to 29 December 19601965: 5 January 1965 to 24 December 19651972: 4 January 1972 to 30 November 197219171919192119591965JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at South Johnstone Sugar Mill meeting 10 mm (0.39 in).
First to last qualifying date each year at South Johnstone Sugar Mill
YearFirst dateLast date
19171917-01-011917-12-18
19181918-01-031918-12-30
19191919-01-021919-12-22
19201920-01-121920-12-25
19211921-01-031921-12-31
19221922-01-031922-12-22
19591959-01-021959-12-28
19601960-01-091960-12-29
19651965-01-051965-12-24
19721972-01-041972-11-30

Every Fixed Threshold

Fixed thresholds at South Johnstone Sugar Mill
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain10100192165
25 mm (0.98 in): Days with 25 mm or more rain1051191726
50 mm (1.97 in): Days with 50 mm or more rain1027192114
100 mm (3.94 in): Days with 100 mm or more rain101019214
200 mm (7.87 in): Days with 200 mm or more rain6319723

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1917.

Download the Data

  • Data for South Johnstone Sugar Mill 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 (2025-12-31).