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

Dadran Threshold Days by Year (SWE00139514)

3 fixed thresholds counted per year at Dadran (SWE00139514): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dadran Thresholds

  • Dadran: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 1945 with 22.
  • Dadran: days with 25 mm (0.98 in) or more of precipitation in 24 years, most in 1966 with 4.
  • Dadran: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1960 with 1.
  • 3 fixed thresholds have at least one qualifying day at Dadran.
36 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Dadran Days per year at Dadran with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1945. 01020301945: 221946: 211947: 81948: 111949: 201950: 171951: 111952: 141953: 181954: 151955: 121956: 151957: 171958: 121959: 151960: 111961: 171962: 131963: 121964: 131965: 171966: 191967: 121968: 151969: 131970: 171971: 131972: 81973: 171974: 141975: 131976: 161977: 211978: 91979: 161980: 18194519491953195719611965196919731977
Days per year at Dadran with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1945.
Days with 10 mm (0.39 in) or more of precipitation per year at Dadran
YearDaysDecade average
19452216.4
19462116.4
1947816.4
19481116.4
19492016.4
19501714.6
19511114.6
19521414.6
19531814.6
19541514.6
19551214.6
19561514.6
19571714.6
19581214.6
19591514.6
19601114.2
19611714.2
19621314.2
19631214.2
19641314.2
19651714.2
19661914.2
19671214.2
19681514.2
19691314.2
19701714.4
19711314.4
1972814.4
19731714.4
19741414.4
19751314.4
19761614.4
19772114.4
1978914.4
19791614.4
19801818
First to last qualifying date each year at Dadran For each year, a bar from the first to the last day at Dadran meeting 10 mm (0.39 in). 1945: 4 January 1945 to 8 November 19451946: 7 February 1946 to 12 November 19461947: 27 May 1947 to 3 December 19471948: 12 January 1948 to 5 September 19481949: 8 January 1949 to 29 December 19491950: 15 January 1950 to 24 December 19501951: 26 June 1951 to 9 December 19511952: 1 February 1952 to 28 October 19521953: 31 January 1953 to 28 September 19531954: 20 January 1954 to 29 October 19541955: 4 May 1955 to 17 December 19551956: 21 January 1956 to 25 November 19561957: 3 June 1957 to 26 November 19571958: 2 May 1958 to 31 December 19581959: 2 January 1959 to 27 December 19591960: 28 May 1960 to 23 November 19601961: 6 February 1961 to 30 December 19611962: 31 March 1962 to 12 December 19621963: 15 April 1963 to 18 November 19631964: 1 June 1964 to 13 December 19641965: 19 March 1965 to 1 November 19651966: 29 January 1966 to 18 December 19661967: 23 February 1967 to 2 November 19671968: 5 May 1968 to 3 November 19681969: 29 April 1969 to 10 November 19691970: 27 April 1970 to 24 November 19701971: 31 January 1971 to 29 November 19711972: 28 March 1972 to 21 November 19721973: 12 February 1973 to 19 November 19731974: 29 January 1974 to 16 November 19741975: 16 May 1975 to 2 December 19751976: 5 January 1976 to 9 December 19761977: 1 January 1977 to 24 December 19771978: 30 January 1978 to 15 November 19781979: 25 April 1979 to 28 December 19791980: 18 April 1980 to 31 December 198019451950195519601965197019751980JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Dadran meeting 10 mm (0.39 in).
First to last qualifying date each year at Dadran
YearFirst dateLast date
19451945-01-041945-11-08
19461946-02-071946-11-12
19471947-05-271947-12-03
19481948-01-121948-09-05
19491949-01-081949-12-29
19501950-01-151950-12-24
19511951-06-261951-12-09
19521952-02-011952-10-28
19531953-01-311953-09-28
19541954-01-201954-10-29
19551955-05-041955-12-17
19561956-01-211956-11-25
19571957-06-031957-11-26
19581958-05-021958-12-31
19591959-01-021959-12-27
19601960-05-281960-11-23
19611961-02-061961-12-30
19621962-03-311962-12-12
19631963-04-151963-11-18
19641964-06-011964-12-13
19651965-03-191965-11-01
19661966-01-291966-12-18
19671967-02-231967-11-02
19681968-05-051968-11-03
19691969-04-291969-11-10
19701970-04-271970-11-24
19711971-01-311971-11-29
19721972-03-281972-11-21
19731973-02-121973-11-19
19741974-01-291974-11-16
19751975-05-161975-12-02
19761976-01-051976-12-09
19771977-01-011977-12-24
19781978-01-301978-11-15
19791979-04-251979-12-28
19801980-04-181980-12-31

Every Fixed Threshold

Fixed thresholds at Dadran
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3622194518
25 mm (0.98 in): Days with 25 mm or more rain24419662
50 mm (1.97 in): Days with 50 mm or more rain3119601

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

  • Data for Dadran 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).