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

Bromelton Threshold Days by Year

4 fixed thresholds counted per year at Bromelton (ASN00040346): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bromelton Thresholds

  • Bromelton: days with 10 mm (0.39 in) or more of precipitation in 16 years, most in 1927 with 34.
  • Bromelton: days with 25 mm (0.98 in) or more of precipitation in 16 years, most in 1916 with 12.
  • Bromelton: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1921 with 4.
  • Bromelton: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1916 with 1.
  • 4 fixed thresholds have at least one qualifying day at Bromelton.
16 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Bromelton Days per year at Bromelton with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1927. 0102030401913: 261914: 301915: 171916: 321917: 321918: 151919: 161920: 221921: 281922: 171923: 121924: 321925: 271926: 131927: 341928: 2519131915191719191921192319251927
Days per year at Bromelton with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1927.
Days with 10 mm (0.39 in) or more of precipitation per year at Bromelton
YearDaysDecade average
19132624
19143024
19151724
19163224
19173224
19181524
19191624
19202223.3
19212823.3
19221723.3
19231223.3
19243223.3
19252723.3
19261323.3
19273423.3
19282523.3
First to last qualifying date each year at Bromelton For each year, a bar from the first to the last day at Bromelton meeting 10 mm (0.39 in). 1913: 8 January 1913 to 28 December 19131914: 11 January 1914 to 30 December 19141915: 2 January 1915 to 17 December 19151916: 16 January 1916 to 14 December 19161917: 6 January 1917 to 13 December 19171918: 11 January 1918 to 18 December 19181919: 2 March 1919 to 18 December 19191920: 5 January 1920 to 9 December 19201921: 31 January 1921 to 31 December 19211922: 1 January 1922 to 27 December 19221923: 2 March 1923 to 27 December 19231924: 7 January 1924 to 31 December 19241925: 2 January 1925 to 28 December 19251926: 4 January 1926 to 31 December 19261927: 5 January 1927 to 26 December 19271928: 10 January 1928 to 5 December 192819131915191719191921192319251927JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bromelton meeting 10 mm (0.39 in).
First to last qualifying date each year at Bromelton
YearFirst dateLast date
19131913-01-081913-12-28
19141914-01-111914-12-30
19151915-01-021915-12-17
19161916-01-161916-12-14
19171917-01-061917-12-13
19181918-01-111918-12-18
19191919-03-021919-12-18
19201920-01-051920-12-09
19211921-01-311921-12-31
19221922-01-011922-12-27
19231923-03-021923-12-27
19241924-01-071924-12-31
19251925-01-021925-12-28
19261926-01-041926-12-31
19271927-01-051927-12-26
19281928-01-101928-12-05

Every Fixed Threshold

Fixed thresholds at Bromelton
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1634192725
25 mm (0.98 in): Days with 25 mm or more rain161219169
50 mm (1.97 in): Days with 50 mm or more rain12419212
100 mm (3.94 in): Days with 100 mm or more rain2119161

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1913.

Download the Data

  • Data for Bromelton 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).