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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Knas Threshold Days by Year (SWE00139518)

9 fixed thresholds counted per year at Knas (SWE00139518): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Knas Thresholds

  • Knas: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1985 with 27.
  • Knas: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1957 with 4.
  • Knas: days with 50 mm (1.97 in) or more of precipitation in 5 years, most in 1950 with 1.
  • Knas: days with a maximum temperature at or above 30 C (86 F) in 1 years, most in 1988 with 3.
  • 9 fixed thresholds have at least one qualifying day at Knas.
50 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Knas Days per year at Knas with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1985. 01020301945: 131946: 231947: 111948: 121949: 201950: 191951: 161952: 181953: 151954: 231955: 141956: 131957: 201958: 131959: 151960: 171961: 191962: 141963: 141964: 181965: 211966: 181967: 111968: 181969: 121970: 121971: 141972: 121973: 151974: 121975: 91976: 91977: 221978: 111979: 181980: 181981: 201982: 201983: 201984: 231985: 271986: 191987: 231988: 141989: 151990: 191991: 161992: 182025: 262026: 111945195019551960196519701975198019851990
Days per year at Knas with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1985.
Days with 10 mm (0.39 in) or more of precipitation per year at Knas
YearDaysDecade average
19451315.8
19462315.8
19471115.8
19481215.8
19492015.8
19501916.6
19511616.6
19521816.6
19531516.6
19542316.6
19551416.6
19561316.6
19572016.6
19581316.6
19591516.6
19601716.2
19611916.2
19621416.2
19631416.2
19641816.2
19652116.2
19661816.2
19671116.2
19681816.2
19691216.2
19701213.4
19711413.4
19721213.4
19731513.4
19741213.4
1975913.4
1976913.4
19772213.4
19781113.4
19791813.4
19801819.9
19812019.9
19822019.9
19832019.9
19842319.9
19852719.9
19861919.9
19872319.9
19881419.9
19891519.9
19901917.7
19911617.7
19921817.7
20252618.5
20261118.5
First to last qualifying date each year at Knas For each year, a bar from the first to the last day at Knas meeting 10 mm (0.39 in). 1945: 20 March 1945 to 17 December 19451946: 10 January 1946 to 8 December 19461947: 1 June 1947 to 30 November 19471948: 28 January 1948 to 17 October 19481949: 7 January 1949 to 29 December 19491950: 15 January 1950 to 30 November 19501951: 12 January 1951 to 8 November 19511952: 3 March 1952 to 28 October 19521953: 3 April 1953 to 4 November 19531954: 19 January 1954 to 12 December 19541955: 2 May 1955 to 28 December 19551956: 8 June 1956 to 28 September 19561957: 29 April 1957 to 3 October 19571958: 18 January 1958 to 20 December 19581959: 2 January 1959 to 20 December 19591960: 29 May 1960 to 11 November 19601961: 3 January 1961 to 30 December 19611962: 31 March 1962 to 15 December 19621963: 11 April 1963 to 18 November 19631964: 29 April 1964 to 30 December 19641965: 11 January 1965 to 26 December 19651966: 29 January 1966 to 29 December 19661967: 23 February 1967 to 27 December 19671968: 1 May 1968 to 18 December 19681969: 16 January 1969 to 1 November 19691970: 7 June 1970 to 23 November 19701971: 24 January 1971 to 29 November 19711972: 26 March 1972 to 5 December 19721973: 1 April 1973 to 6 December 19731974: 11 February 1974 to 14 November 19741975: 16 May 1975 to 2 December 19751976: 19 June 1976 to 3 December 19761977: 1 January 1977 to 24 November 19771978: 30 January 1978 to 15 November 19781979: 9 March 1979 to 16 November 19791980: 29 March 1980 to 18 November 19801981: 7 March 1981 to 27 November 19811982: 2 January 1982 to 25 November 19821983: 13 January 1983 to 17 October 19831984: 13 January 1984 to 6 December 19841985: 31 January 1985 to 3 December 19851986: 4 January 1986 to 28 December 19861987: 10 February 1987 to 18 November 19871988: 20 April 1988 to 9 October 19881989: 25 February 1989 to 17 December 19891990: 19 January 1990 to 27 December 19901991: 2 January 1991 to 3 November 19911992: 25 April 1992 to 28 November 19922025: 6 January 2025 to 30 November 20252026: 1 January 2026 to 28 August 202619451952195919661973198019872026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Knas meeting 10 mm (0.39 in).
First to last qualifying date each year at Knas
YearFirst dateLast date
19451945-03-201945-12-17
19461946-01-101946-12-08
19471947-06-011947-11-30
19481948-01-281948-10-17
19491949-01-071949-12-29
19501950-01-151950-11-30
19511951-01-121951-11-08
19521952-03-031952-10-28
19531953-04-031953-11-04
19541954-01-191954-12-12
19551955-05-021955-12-28
19561956-06-081956-09-28
19571957-04-291957-10-03
19581958-01-181958-12-20
19591959-01-021959-12-20
19601960-05-291960-11-11
19611961-01-031961-12-30
19621962-03-311962-12-15
19631963-04-111963-11-18
19641964-04-291964-12-30
19651965-01-111965-12-26
19661966-01-291966-12-29
19671967-02-231967-12-27
19681968-05-011968-12-18
19691969-01-161969-11-01
19701970-06-071970-11-23
19711971-01-241971-11-29
19721972-03-261972-12-05
19731973-04-011973-12-06
19741974-02-111974-11-14
19751975-05-161975-12-02
19761976-06-191976-12-03
19771977-01-011977-11-24
19781978-01-301978-11-15
19791979-03-091979-11-16
19801980-03-291980-11-18
19811981-03-071981-11-27
19821982-01-021982-11-25
19831983-01-131983-10-17
19841984-01-131984-12-06
19851985-01-311985-12-03
19861986-01-041986-12-28
19871987-02-101987-11-18
19881988-04-201988-10-09
19891989-02-251989-12-17
19901990-01-191990-12-27
19911991-01-021991-11-03
19921992-04-251992-11-28
20252025-01-062025-11-30
20262026-01-012026-08-28

Every Fixed Threshold

Fixed thresholds at Knas
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1319883
0 C (32 F): Ice days (max195198895
0 C (32 F): Frost days (min11701988170
-10 C (14 F): Days with min159198859
-20 C (-4 F): Days with min112198812
-30 C (-22 F): Days with min1119881
10 mm (0.39 in): Days with 10 mm or more rain5027198511
25 mm (0.98 in): Days with 25 mm or more rain35419573
50 mm (1.97 in): Days with 50 mm or more rain5119501

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1988.

Download the Data

  • Data for Knas 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 (2026-10-17).