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Built 2026-10-19 (19 October 2026)

Norsborg Threshold Days by Year (SWE00138824)

3 fixed thresholds counted per year at Norsborg (SWE00138824): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Norsborg Thresholds

  • Norsborg: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 1960 with 24.
  • Norsborg: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1977 with 4.
  • Norsborg: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1945 with 1.
  • 3 fixed thresholds have at least one qualifying day at Norsborg.
40 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Norsborg Days per year at Norsborg with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1960. 01020301945: 151946: 151947: 91948: 111949: 151950: 91951: 111952: 151953: 91954: 191955: 141956: 91957: 161958: 131959: 141960: 241961: 181962: 131963: 91964: 91965: 161966: 161967: 171968: 151969: 81970: 121971: 101972: 141973: 141974: 221975: 121976: 131977: 241978: 151979: 131980: 201981: 201982: 91983: 111984: 111945194919531957196119651969197319771981
Days per year at Norsborg with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1960.
Days with 10 mm (0.39 in) or more of precipitation per year at Norsborg
YearDaysDecade average
19451513
19461513
1947913
19481113
19491513
1950912.9
19511112.9
19521512.9
1953912.9
19541912.9
19551412.9
1956912.9
19571612.9
19581312.9
19591412.9
19602414.5
19611814.5
19621314.5
1963914.5
1964914.5
19651614.5
19661614.5
19671714.5
19681514.5
1969814.5
19701214.9
19711014.9
19721414.9
19731414.9
19742214.9
19751214.9
19761314.9
19772414.9
19781514.9
19791314.9
19802014.2
19812014.2
1982914.2
19831114.2
19841114.2
First to last qualifying date each year at Norsborg For each year, a bar from the first to the last day at Norsborg meeting 10 mm (0.39 in). 1945: 20 March 1945 to 8 November 19451946: 14 May 1946 to 5 October 19461947: 1 March 1947 to 30 November 19471948: 6 January 1948 to 19 August 19481949: 29 May 1949 to 25 December 19491950: 30 July 1950 to 24 December 19501951: 14 March 1951 to 3 December 19511952: 2 January 1952 to 22 December 19521953: 31 January 1953 to 15 October 19531954: 15 January 1954 to 12 November 19541955: 10 January 1955 to 18 December 19551956: 13 January 1956 to 25 November 19561957: 1 February 1957 to 8 December 19571958: 1 April 1958 to 31 December 19581959: 10 January 1959 to 9 December 19591960: 5 January 1960 to 12 December 19601961: 29 March 1961 to 31 December 19611962: 22 January 1962 to 21 November 19621963: 3 June 1963 to 18 December 19631964: 3 June 1964 to 30 December 19641965: 11 January 1965 to 10 December 19651966: 29 January 1966 to 25 December 19661967: 31 January 1967 to 18 November 19671968: 25 January 1968 to 18 December 19681969: 13 January 1969 to 23 November 19691970: 13 January 1970 to 28 November 19701971: 8 April 1971 to 7 November 19711972: 29 January 1972 to 1 November 19721973: 12 February 1973 to 24 December 19731974: 15 January 1974 to 16 December 19741975: 19 January 1975 to 23 December 19751976: 5 January 1976 to 27 December 19761977: 26 January 1977 to 26 December 19771978: 5 March 1978 to 24 September 19781979: 12 January 1979 to 26 November 19791980: 24 April 1980 to 20 November 19801981: 14 January 1981 to 21 December 19811982: 6 February 1982 to 15 December 19821983: 1 February 1983 to 24 September 19831984: 23 June 1984 to 20 December 198419451950195519601965197019751980JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Norsborg meeting 10 mm (0.39 in).
First to last qualifying date each year at Norsborg
YearFirst dateLast date
19451945-03-201945-11-08
19461946-05-141946-10-05
19471947-03-011947-11-30
19481948-01-061948-08-19
19491949-05-291949-12-25
19501950-07-301950-12-24
19511951-03-141951-12-03
19521952-01-021952-12-22
19531953-01-311953-10-15
19541954-01-151954-11-12
19551955-01-101955-12-18
19561956-01-131956-11-25
19571957-02-011957-12-08
19581958-04-011958-12-31
19591959-01-101959-12-09
19601960-01-051960-12-12
19611961-03-291961-12-31
19621962-01-221962-11-21
19631963-06-031963-12-18
19641964-06-031964-12-30
19651965-01-111965-12-10
19661966-01-291966-12-25
19671967-01-311967-11-18
19681968-01-251968-12-18
19691969-01-131969-11-23
19701970-01-131970-11-28
19711971-04-081971-11-07
19721972-01-291972-11-01
19731973-02-121973-12-24
19741974-01-151974-12-16
19751975-01-191975-12-23
19761976-01-051976-12-27
19771977-01-261977-12-26
19781978-03-051978-09-24
19791979-01-121979-11-26
19801980-04-241980-11-20
19811981-01-141981-12-21
19821982-02-061982-12-15
19831983-02-011983-09-24
19841984-06-231984-12-20

Every Fixed Threshold

Fixed thresholds at Norsborg
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4024196011
25 mm (0.98 in): Days with 25 mm or more rain26419772
50 mm (1.97 in): Days with 50 mm or more rain2119451

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 Norsborg 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).