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Built 2026-10-19 (19 October 2026)

Rundbacken Threshold Days by Year (SWE00139878)

3 fixed thresholds counted per year at Rundbacken (SWE00139878): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rundbacken Thresholds

  • Rundbacken: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1966 with 29.
  • Rundbacken: days with 25 mm (0.98 in) or more of precipitation in 32 years, most in 1972 with 4.
  • Rundbacken: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1977 with 1.
  • 3 fixed thresholds have at least one qualifying day at Rundbacken.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rundbacken Days per year at Rundbacken with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1966. 01020301957: 181958: 91959: 161960: 171961: 221962: 101963: 121964: 81965: 221966: 291967: 241968: 101969: 141970: 201971: 111972: 111973: 121974: 211975: 81976: 131977: 161978: 151979: 201980: 191981: 191982: 111983: 171984: 151985: 211986: 171987: 211988: 151989: 181990: 211991: 121992: 231993: 251994: 171957196119651969197319771981198519891993
Days per year at Rundbacken with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1966.
Days with 10 mm (0.39 in) or more of precipitation per year at Rundbacken
YearDaysDecade average
19571814.3
1958914.3
19591614.3
19601716.8
19612216.8
19621016.8
19631216.8
1964816.8
19652216.8
19662916.8
19672416.8
19681016.8
19691416.8
19702014.7
19711114.7
19721114.7
19731214.7
19742114.7
1975814.7
19761314.7
19771614.7
19781514.7
19792014.7
19801917.3
19811917.3
19821117.3
19831717.3
19841517.3
19852117.3
19861717.3
19872117.3
19881517.3
19891817.3
19902119.6
19911219.6
19922319.6
19932519.6
19941719.6
First to last qualifying date each year at Rundbacken For each year, a bar from the first to the last day at Rundbacken meeting 10 mm (0.39 in). 1957: 14 March 1957 to 20 December 19571958: 12 February 1958 to 13 November 19581959: 10 January 1959 to 31 December 19591960: 7 February 1960 to 12 December 19601961: 6 February 1961 to 5 December 19611962: 22 January 1962 to 12 December 19621963: 25 March 1963 to 18 December 19631964: 23 June 1964 to 24 December 19641965: 11 January 1965 to 26 December 19651966: 29 January 1966 to 29 December 19661967: 1 January 1967 to 27 December 19671968: 25 January 1968 to 3 November 19681969: 8 February 1969 to 1 October 19691970: 6 March 1970 to 23 November 19701971: 31 January 1971 to 21 December 19711972: 19 January 1972 to 13 November 19721973: 12 February 1973 to 21 December 19731974: 11 February 1974 to 17 December 19741975: 21 May 1975 to 2 December 19751976: 5 January 1976 to 7 December 19761977: 1 January 1977 to 14 November 19771978: 30 January 1978 to 15 November 19781979: 10 March 1979 to 29 November 19791980: 1 March 1980 to 20 November 19801981: 15 January 1981 to 27 December 19811982: 6 February 1982 to 15 December 19821983: 21 March 1983 to 4 October 19831984: 13 January 1984 to 18 December 19841985: 22 January 1985 to 3 December 19851986: 23 March 1986 to 5 December 19861987: 13 February 1987 to 31 December 19871988: 3 January 1988 to 22 December 19881989: 25 February 1989 to 7 November 19891990: 12 January 1990 to 29 December 19901991: 2 January 1991 to 3 November 19911992: 13 February 1992 to 3 December 19921993: 18 February 1993 to 19 December 19931994: 7 January 1994 to 31 December 199419571962196719721977198219871992JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rundbacken meeting 10 mm (0.39 in).
First to last qualifying date each year at Rundbacken
YearFirst dateLast date
19571957-03-141957-12-20
19581958-02-121958-11-13
19591959-01-101959-12-31
19601960-02-071960-12-12
19611961-02-061961-12-05
19621962-01-221962-12-12
19631963-03-251963-12-18
19641964-06-231964-12-24
19651965-01-111965-12-26
19661966-01-291966-12-29
19671967-01-011967-12-27
19681968-01-251968-11-03
19691969-02-081969-10-01
19701970-03-061970-11-23
19711971-01-311971-12-21
19721972-01-191972-11-13
19731973-02-121973-12-21
19741974-02-111974-12-17
19751975-05-211975-12-02
19761976-01-051976-12-07
19771977-01-011977-11-14
19781978-01-301978-11-15
19791979-03-101979-11-29
19801980-03-011980-11-20
19811981-01-151981-12-27
19821982-02-061982-12-15
19831983-03-211983-10-04
19841984-01-131984-12-18
19851985-01-221985-12-03
19861986-03-231986-12-05
19871987-02-131987-12-31
19881988-01-031988-12-22
19891989-02-251989-11-07
19901990-01-121990-12-29
19911991-01-021991-11-03
19921992-02-131992-12-03
19931993-02-181993-12-19
19941994-01-071994-12-31

Every Fixed Threshold

Fixed thresholds at Rundbacken
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3829196617
25 mm (0.98 in): Days with 25 mm or more rain32419721
50 mm (1.97 in): Days with 50 mm or more rain2119771

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1957.

Download the Data

  • Data for Rundbacken 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).