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Built 2026-10-19 (19 October 2026)

Robertsfors Threshold Days by Year (SWE00140268)

3 fixed thresholds counted per year at Robertsfors (SWE00140268): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Robertsfors Thresholds

  • Robertsfors: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1974 with 27.
  • Robertsfors: days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 1987 with 6.
  • Robertsfors: days with 50 mm (1.97 in) or more of precipitation in 6 years, most in 1945 with 1.
  • 3 fixed thresholds have at least one qualifying day at Robertsfors.
42 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Robertsfors Days per year at Robertsfors with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1974. 01020301945: 181946: 111947: 171948: 181949: 251950: 221951: 91952: 181954: 201956: 121957: 191958: 121959: 181960: 191961: 171962: 91963: 191964: 101965: 161966: 241967: 251968: 131969: 131970: 191971: 181972: 121973: 131974: 271975: 101976: 51977: 161978: 91979: 201980: 171981: 211982: 171983: 161984: 161985: 231986: 241987: 231988: 20194519501957196219671972197719821987
Days per year at Robertsfors with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Robertsfors
YearDaysDecade average
19451817.8
19461117.8
19471717.8
19481817.8
19492517.8
19502216.3
1951916.3
19521816.3
19542016.3
19561216.3
19571916.3
19581216.3
19591816.3
19601916.5
19611716.5
1962916.5
19631916.5
19641016.5
19651616.5
19662416.5
19672516.5
19681316.5
19691316.5
19701914.9
19711814.9
19721214.9
19731314.9
19742714.9
19751014.9
1976514.9
19771614.9
1978914.9
19792014.9
19801719.7
19812119.7
19821719.7
19831619.7
19841619.7
19852319.7
19862419.7
19872319.7
19882019.7
First to last qualifying date each year at Robertsfors For each year, a bar from the first to the last day at Robertsfors meeting 10 mm (0.39 in). 1945: 3 January 1945 to 18 December 19451946: 10 June 1946 to 17 November 19461947: 17 January 1947 to 25 December 19471948: 29 January 1948 to 10 November 19481949: 1 January 1949 to 26 December 19491950: 17 February 1950 to 16 December 19501951: 5 April 1951 to 28 December 19511952: 20 April 1952 to 25 December 19521954: 15 January 1954 to 5 December 19541956: 18 May 1956 to 25 November 19561957: 5 January 1957 to 1 November 19571958: 9 May 1958 to 17 December 19581959: 3 January 1959 to 30 December 19591960: 14 March 1960 to 26 December 19601961: 12 April 1961 to 6 December 19611962: 11 January 1962 to 12 December 19621963: 6 May 1963 to 28 November 19631964: 10 February 1964 to 13 December 19641965: 4 January 1965 to 27 December 19651966: 30 January 1966 to 30 December 19661967: 1 January 1967 to 28 December 19671968: 5 March 1968 to 28 December 19681969: 13 April 1969 to 10 November 19691970: 2 January 1970 to 23 November 19701971: 23 January 1971 to 21 December 19711972: 28 March 1972 to 10 November 19721973: 11 April 1973 to 17 December 19731974: 1 January 1974 to 12 December 19741975: 13 January 1975 to 2 December 19751976: 17 July 1976 to 13 September 19761977: 24 January 1977 to 12 November 19771978: 13 March 1978 to 16 November 19781979: 24 March 1979 to 29 November 19791980: 15 February 1980 to 27 October 19801981: 15 January 1981 to 27 December 19811982: 24 January 1982 to 28 November 19821983: 13 January 1983 to 30 December 19831984: 1 January 1984 to 6 December 19841985: 1 February 1985 to 21 December 19851986: 16 January 1986 to 24 November 19861987: 18 February 1987 to 10 December 19871988: 3 January 1988 to 22 December 19881945195119591965197119771983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Robertsfors meeting 10 mm (0.39 in).
First to last qualifying date each year at Robertsfors
YearFirst dateLast date
19451945-01-031945-12-18
19461946-06-101946-11-17
19471947-01-171947-12-25
19481948-01-291948-11-10
19491949-01-011949-12-26
19501950-02-171950-12-16
19511951-04-051951-12-28
19521952-04-201952-12-25
19541954-01-151954-12-05
19561956-05-181956-11-25
19571957-01-051957-11-01
19581958-05-091958-12-17
19591959-01-031959-12-30
19601960-03-141960-12-26
19611961-04-121961-12-06
19621962-01-111962-12-12
19631963-05-061963-11-28
19641964-02-101964-12-13
19651965-01-041965-12-27
19661966-01-301966-12-30
19671967-01-011967-12-28
19681968-03-051968-12-28
19691969-04-131969-11-10
19701970-01-021970-11-23
19711971-01-231971-12-21
19721972-03-281972-11-10
19731973-04-111973-12-17
19741974-01-011974-12-12
19751975-01-131975-12-02
19761976-07-171976-09-13
19771977-01-241977-11-12
19781978-03-131978-11-16
19791979-03-241979-11-29
19801980-02-151980-10-27
19811981-01-151981-12-27
19821982-01-241982-11-28
19831983-01-131983-12-30
19841984-01-011984-12-06
19851985-02-011985-12-21
19861986-01-161986-11-24
19871987-02-181987-12-10
19881988-01-031988-12-22

Every Fixed Threshold

Fixed thresholds at Robertsfors
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4227197420
25 mm (0.98 in): Days with 25 mm or more rain33619873
50 mm (1.97 in): Days with 50 mm or more rain6119451

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 Robertsfors 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).