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Built 2026-10-16 (16 October 2026)

Devonia Threshold Days by Year

4 fixed thresholds counted per year at Devonia (ASN00041295): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Devonia Thresholds

  • Devonia: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 1978 with 34.
  • Devonia: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 1983 with 16.
  • Devonia: days with 50 mm (1.97 in) or more of precipitation in 29 years, most in 1963 with 5.
  • Devonia: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1983 with 1.
  • 4 fixed thresholds have at least one qualifying day at Devonia.
36 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Devonia Days per year at Devonia with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1978. 0102030401959: 261960: 211961: 221962: 221963: 141964: 231965: 141966: 191967: 161968: 151969: 191970: 201971: 231972: 251973: 261974: 261975: 201976: 231977: 111978: 341979: 171980: 171981: 261982: 181983: 321984: 271985: 191986: 191987: 181988: 221989: 241990: 171991: 141992: 221993: 151995: 27195919631967197119751979198319871991
Days per year at Devonia with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 34 in 1978.
Days with 10 mm (0.39 in) or more of precipitation per year at Devonia
YearDaysDecade average
19592626
19602118.5
19612218.5
19622218.5
19631418.5
19642318.5
19651418.5
19661918.5
19671618.5
19681518.5
19691918.5
19702022.5
19712322.5
19722522.5
19732622.5
19742622.5
19752022.5
19762322.5
19771122.5
19783422.5
19791722.5
19801722.2
19812622.2
19821822.2
19833222.2
19842722.2
19851922.2
19861922.2
19871822.2
19882222.2
19892422.2
19901719
19911419
19922219
19931519
19952719
First to last qualifying date each year at Devonia For each year, a bar from the first to the last day at Devonia meeting 10 mm (0.39 in). 1959: 3 January 1959 to 25 December 19591960: 6 January 1960 to 16 December 19601961: 12 February 1961 to 18 December 19611962: 4 January 1962 to 31 December 19621963: 8 January 1963 to 9 December 19631964: 9 February 1964 to 27 December 19641965: 4 January 1965 to 15 December 19651966: 23 January 1966 to 31 December 19661967: 19 January 1967 to 26 November 19671968: 4 January 1968 to 25 December 19681969: 2 January 1969 to 24 December 19691970: 1 January 1970 to 27 December 19701971: 14 January 1971 to 28 December 19711972: 4 January 1972 to 31 December 19721973: 11 January 1973 to 26 December 19731974: 1 January 1974 to 30 December 19741975: 9 January 1975 to 24 December 19751976: 14 January 1976 to 24 December 19761977: 12 January 1977 to 19 November 19771978: 5 January 1978 to 25 December 19781979: 26 January 1979 to 24 December 19791980: 26 January 1980 to 31 December 19801981: 1 January 1981 to 30 December 19811982: 20 January 1982 to 8 December 19821983: 1 January 1983 to 11 December 19831984: 16 January 1984 to 30 December 19841985: 1 January 1985 to 18 December 19851986: 10 January 1986 to 26 December 19861987: 5 January 1987 to 25 December 19871988: 4 January 1988 to 27 December 19881989: 6 January 1989 to 15 December 19891990: 16 January 1990 to 14 December 19901991: 5 January 1991 to 8 December 19911992: 1 January 1992 to 28 December 19921993: 5 January 1993 to 23 December 19931995: 6 January 1995 to 28 December 199519591964196919741979198419891995JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Devonia meeting 10 mm (0.39 in).
First to last qualifying date each year at Devonia
YearFirst dateLast date
19591959-01-031959-12-25
19601960-01-061960-12-16
19611961-02-121961-12-18
19621962-01-041962-12-31
19631963-01-081963-12-09
19641964-02-091964-12-27
19651965-01-041965-12-15
19661966-01-231966-12-31
19671967-01-191967-11-26
19681968-01-041968-12-25
19691969-01-021969-12-24
19701970-01-011970-12-27
19711971-01-141971-12-28
19721972-01-041972-12-31
19731973-01-111973-12-26
19741974-01-011974-12-30
19751975-01-091975-12-24
19761976-01-141976-12-24
19771977-01-121977-11-19
19781978-01-051978-12-25
19791979-01-261979-12-24
19801980-01-261980-12-31
19811981-01-011981-12-30
19821982-01-201982-12-08
19831983-01-011983-12-11
19841984-01-161984-12-30
19851985-01-011985-12-18
19861986-01-101986-12-26
19871987-01-051987-12-25
19881988-01-041988-12-27
19891989-01-061989-12-15
19901990-01-161990-12-14
19911991-01-051991-12-08
19921992-01-011992-12-28
19931993-01-051993-12-23
19951995-01-061995-12-28

Every Fixed Threshold

Fixed thresholds at Devonia
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3634197827
25 mm (0.98 in): Days with 25 mm or more rain3616198310
50 mm (1.97 in): Days with 50 mm or more rain29519631
100 mm (3.94 in): Days with 100 mm or more rain3119831

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 Devonia 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).