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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Tassa Threshold Days by Year (RSM00030542)

6 fixed thresholds counted per year at Tassa (RSM00030542): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tassa Thresholds

  • Tassa: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1964 with 11.
  • Tassa: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1964 with 2.
  • Tassa: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1966 with 1.
  • Tassa: days with a maximum temperature at or above 30 C (86 F) in 1 years, most in 1970 with 12.
  • 6 fixed thresholds have at least one qualifying day at Tassa.
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Tassa Days per year at Tassa with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 11 in 1964. 0510151960: 101961: 71962: 51963: 51964: 111965: 81966: 81967: 101968: 81969: 31970: 91971: 111972: 41973: 101974: 71975: 71976: 71977: 31978: 61979: 21980: 81981: 111982: 41983: 131984: 51985: 151986: 81988: 81989: 81992: 31960196319661969197219751978198119841988
Days per year at Tassa with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 11 in 1964.
Days with 10 mm (0.39 in) or more of precipitation per year at Tassa
YearDaysDecade average
1960107.5
196177.5
196257.5
196357.5
1964117.5
196587.5
196687.5
1967107.5
196887.5
196937.5
197096.6
1971116.6
197246.6
1973106.6
197476.6
197576.6
197676.6
197736.6
197866.6
197926.6
198088.9
1981118.9
198248.9
1983138.9
198458.9
1985158.9
198688.9
198888.9
198988.9
199233
First to last qualifying date each year at Tassa For each year, a bar from the first to the last day at Tassa meeting 10 mm (0.39 in). 1960: 14 June 1960 to 18 September 19601961: 12 May 1961 to 4 October 19611962: 31 May 1962 to 21 August 19621963: 5 June 1963 to 28 August 19631964: 9 June 1964 to 3 October 19641965: 11 June 1965 to 2 October 19651966: 31 May 1966 to 5 September 19661967: 29 June 1967 to 26 September 19671968: 20 June 1968 to 16 September 19681969: 5 July 1969 to 5 August 19691970: 22 May 1970 to 14 September 19701971: 31 May 1971 to 24 September 19711972: 28 April 1972 to 31 July 19721973: 8 June 1973 to 17 August 19731974: 17 July 1974 to 28 September 19741975: 20 May 1975 to 7 August 19751976: 20 July 1976 to 3 September 19761977: 17 June 1977 to 8 September 19771978: 29 June 1978 to 24 August 19781979: 20 August 1979 to 11 September 19791980: 31 May 1980 to 2 October 19801981: 30 June 1981 to 30 September 19811982: 18 June 1982 to 31 July 19821983: 4 May 1983 to 22 September 19831984: 26 April 1984 to 16 August 19841985: 30 May 1985 to 7 September 19851986: 1 May 1986 to 22 August 19861988: 23 June 1988 to 6 September 19881989: 31 May 1989 to 22 September 19891992: 20 June 1992 to 5 September 199219601964196819721976198019841989JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tassa meeting 10 mm (0.39 in).
First to last qualifying date each year at Tassa
YearFirst dateLast date
19601960-06-141960-09-18
19611961-05-121961-10-04
19621962-05-311962-08-21
19631963-06-051963-08-28
19641964-06-091964-10-03
19651965-06-111965-10-02
19661966-05-311966-09-05
19671967-06-291967-09-26
19681968-06-201968-09-16
19691969-07-051969-08-05
19701970-05-221970-09-14
19711971-05-311971-09-24
19721972-04-281972-07-31
19731973-06-081973-08-17
19741974-07-171974-09-28
19751975-05-201975-08-07
19761976-07-201976-09-03
19771977-06-171977-09-08
19781978-06-291978-08-24
19791979-08-201979-09-11
19801980-05-311980-10-02
19811981-06-301981-09-30
19821982-06-181982-07-31
19831983-05-041983-09-22
19841984-04-261984-08-16
19851985-05-301985-09-07
19861986-05-011986-08-22
19881988-06-231988-09-06
19891989-05-311989-09-22
19921992-06-201992-09-05

Every Fixed Threshold

Fixed thresholds at Tassa
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days112197012
90 F (32.2 C): Days1319703
0 C (32 F): Ice days (max11431970143
10 mm (0.39 in): Days with 10 mm or more rain301119643
25 mm (0.98 in): Days with 25 mm or more rain26219642
50 mm (1.97 in): Days with 50 mm or more rain2119661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.

Download the Data

  • Data for Tassa 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).