Built 2026-10-19 (19 October 2026)

Tornby Threshold Days by Year (SWE00138498)

3 fixed thresholds counted per year at Tornby (SWE00138498): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tornby Thresholds

  • Tornby: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1966 with 18.
  • Tornby: days with 25 mm (0.98 in) or more of precipitation in 16 years, most in 1967 with 4.
  • Tornby: days with 50 mm (1.97 in) or more of precipitation in 3 years, most in 1945 with 2.
  • 3 fixed thresholds have at least one qualifying day at Tornby.
30 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Tornby Days per year at Tornby with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 1966. 051015201945: 101946: 161947: 61948: 171949: 71951: 91952: 101953: 141954: 161955: 71956: 51957: 131958: 101959: 121960: 141961: 81962: 121963: 171964: 71965: 121966: 181967: 121968: 71969: 121970: 131971: 91972: 101973: 51974: 171975: 111945194819521955195819611964196719701973
Days per year at Tornby with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 18 in 1966.
Days with 10 mm (0.39 in) or more of precipitation per year at Tornby
YearDaysDecade average
19451011.2
19461611.2
1947611.2
19481711.2
1949711.2
1951910.7
19521010.7
19531410.7
19541610.7
1955710.7
1956510.7
19571310.7
19581010.7
19591210.7
19601411.9
1961811.9
19621211.9
19631711.9
1964711.9
19651211.9
19661811.9
19671211.9
1968711.9
19691211.9
19701310.8
1971910.8
19721010.8
1973510.8
19741710.8
19751110.8
First to last qualifying date each year at Tornby For each year, a bar from the first to the last day at Tornby meeting 10 mm (0.39 in). 1945: 2 May 1945 to 8 November 19451946: 14 May 1946 to 13 November 19461947: 5 July 1947 to 30 November 19471948: 5 January 1948 to 19 September 19481949: 29 May 1949 to 29 December 19491951: 1 May 1951 to 9 November 19511952: 5 May 1952 to 14 October 19521953: 27 January 1953 to 14 November 19531954: 19 January 1954 to 11 December 19541955: 2 May 1955 to 16 December 19551956: 20 June 1956 to 11 September 19561957: 8 February 1957 to 27 September 19571958: 16 February 1958 to 28 December 19581959: 19 January 1959 to 1 November 19591960: 5 January 1960 to 2 November 19601961: 29 March 1961 to 26 December 19611962: 1 January 1962 to 26 December 19621963: 20 April 1963 to 26 November 19631964: 23 July 1964 to 13 December 19641965: 25 April 1965 to 11 December 19651966: 29 January 1966 to 30 December 19661967: 18 May 1967 to 24 December 19671968: 7 May 1968 to 1 November 19681969: 13 January 1969 to 29 November 19691970: 10 April 1970 to 29 November 19701971: 27 March 1971 to 27 December 19711972: 2 April 1972 to 15 September 19721973: 15 February 1973 to 24 November 19731974: 29 January 1974 to 28 December 19741975: 15 March 1975 to 17 December 197519451949195419581962196619701974JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Tornby meeting 10 mm (0.39 in).
First to last qualifying date each year at Tornby
YearFirst dateLast date
19451945-05-021945-11-08
19461946-05-141946-11-13
19471947-07-051947-11-30
19481948-01-051948-09-19
19491949-05-291949-12-29
19511951-05-011951-11-09
19521952-05-051952-10-14
19531953-01-271953-11-14
19541954-01-191954-12-11
19551955-05-021955-12-16
19561956-06-201956-09-11
19571957-02-081957-09-27
19581958-02-161958-12-28
19591959-01-191959-11-01
19601960-01-051960-11-02
19611961-03-291961-12-26
19621962-01-011962-12-26
19631963-04-201963-11-26
19641964-07-231964-12-13
19651965-04-251965-12-11
19661966-01-291966-12-30
19671967-05-181967-12-24
19681968-05-071968-11-01
19691969-01-131969-11-29
19701970-04-101970-11-29
19711971-03-271971-12-27
19721972-04-021972-09-15
19731973-02-151973-11-24
19741974-01-291974-12-28
19751975-03-151975-12-17

Every Fixed Threshold

Fixed thresholds at Tornby
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3018196611
25 mm (0.98 in): Days with 25 mm or more rain16419671
50 mm (1.97 in): Days with 50 mm or more rain3219451

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 Tornby 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).