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Built 2026-10-19 (19 October 2026)

Bismarck 7 N Threshold Days by Year (USC00320827)

6 fixed thresholds counted per year at Bismarck 7 N (USC00320827): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bismarck 7 N Thresholds

  • Bismarck 7 N: days with 10 mm (0.39 in) or more of precipitation in 42 years, most in 1993 with 23.
  • Bismarck 7 N: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1998 with 8.
  • Bismarck 7 N: days with 10 cm (3.9 in) or more of snowfall in 33 years, most in 1996 with 11.
  • Bismarck 7 N: days with 50 mm (1.97 in) or more of precipitation in 18 years, most in 1964 with 2.
  • 6 fixed thresholds have at least one qualifying day at Bismarck 7 N.
42 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Bismarck 7 N Days per year at Bismarck 7 N with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1993. 01020301954: 131955: 111956: 141957: 131958: 71960: 91961: 101962: 111964: 101965: 161966: 151967: 111968: 161969: 151970: 181971: 101972: 111973: 101974: 91975: 181976: 91977: 131978: 91979: 111980: 121981: 121982: 121983: 121984: 121985: 141986: 201987: 161988: 41989: 71991: 131993: 231994: 171995: 111996: 171997: 121998: 151999: 22195419601966197119761981198619931998
Days per year at Bismarck 7 N with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 23 in 1993.
Days with 10 mm (0.39 in) or more of precipitation per year at Bismarck 7 N
YearDaysDecade average
19541311.6
19551111.6
19561411.6
19571311.6
1958711.6
1960912.6
19611012.6
19621112.6
19641012.6
19651612.6
19661512.6
19671112.6
19681612.6
19691512.6
19701811.8
19711011.8
19721111.8
19731011.8
1974911.8
19751811.8
1976911.8
19771311.8
1978911.8
19791111.8
19801212.1
19811212.1
19821212.1
19831212.1
19841212.1
19851412.1
19862012.1
19871612.1
1988412.1
1989712.1
19911316.3
19932316.3
19941716.3
19951116.3
19961716.3
19971216.3
19981516.3
19992216.3
First to last qualifying date each year at Bismarck 7 N For each year, a bar from the first to the last day at Bismarck 7 N meeting 10 mm (0.39 in). 1954: 23 May 1954 to 13 September 19541955: 23 April 1955 to 21 September 19551956: 28 March 1956 to 25 November 19561957: 19 April 1957 to 1 November 19571958: 27 February 1958 to 17 November 19581960: 8 March 1960 to 1 September 19601961: 30 June 1961 to 12 October 19611962: 14 May 1962 to 11 August 19621964: 26 April 1964 to 26 September 19641965: 2 May 1965 to 29 September 19651966: 3 March 1966 to 29 September 19661967: 6 April 1967 to 17 December 19671968: 18 March 1968 to 21 September 19681969: 20 February 1969 to 22 December 19691970: 24 March 1970 to 27 November 19701971: 27 April 1971 to 30 October 19711972: 17 March 1972 to 5 October 19721973: 14 March 1973 to 14 December 19731974: 20 April 1974 to 1 November 19741975: 23 March 1975 to 31 December 19751976: 1 January 1976 to 8 July 19761977: 29 March 1977 to 20 November 19771978: 17 April 1978 to 12 September 19781979: 19 January 1979 to 10 September 19791980: 22 March 1980 to 16 October 19801981: 27 April 1981 to 18 November 19811982: 19 March 1982 to 28 October 19821983: 5 March 1983 to 5 September 19831984: 17 March 1984 to 25 November 19841985: 20 April 1985 to 25 November 19851986: 2 April 1986 to 8 November 19861987: 28 February 1987 to 25 August 19871988: 11 March 1988 to 3 August 19881989: 26 April 1989 to 21 August 19891991: 13 April 1991 to 18 November 19911993: 7 May 1993 to 25 November 19931994: 26 April 1994 to 18 November 19941995: 23 March 1995 to 24 August 19951996: 18 January 1996 to 20 November 19961997: 14 March 1997 to 12 October 19971998: 26 April 1998 to 10 November 19981999: 7 January 1999 to 12 October 19991954196119681974198019861994JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bismarck 7 N meeting 10 mm (0.39 in).
First to last qualifying date each year at Bismarck 7 N
YearFirst dateLast date
19541954-05-231954-09-13
19551955-04-231955-09-21
19561956-03-281956-11-25
19571957-04-191957-11-01
19581958-02-271958-11-17
19601960-03-081960-09-01
19611961-06-301961-10-12
19621962-05-141962-08-11
19641964-04-261964-09-26
19651965-05-021965-09-29
19661966-03-031966-09-29
19671967-04-061967-12-17
19681968-03-181968-09-21
19691969-02-201969-12-22
19701970-03-241970-11-27
19711971-04-271971-10-30
19721972-03-171972-10-05
19731973-03-141973-12-14
19741974-04-201974-11-01
19751975-03-231975-12-31
19761976-01-011976-07-08
19771977-03-291977-11-20
19781978-04-171978-09-12
19791979-01-191979-09-10
19801980-03-221980-10-16
19811981-04-271981-11-18
19821982-03-191982-10-28
19831983-03-051983-09-05
19841984-03-171984-11-25
19851985-04-201985-11-25
19861986-04-021986-11-08
19871987-02-281987-08-25
19881988-03-111988-08-03
19891989-04-261989-08-21
19911991-04-131991-11-18
19931993-05-071993-11-25
19941994-04-261994-11-18
19951995-03-231995-08-24
19961996-01-181996-11-20
19971997-03-141997-10-12
19981998-04-261998-11-10
19991999-01-071999-10-12

Every Fixed Threshold

Fixed thresholds at Bismarck 7 N
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4223199322
25 mm (0.98 in): Days with 25 mm or more rain40819986
50 mm (1.97 in): Days with 50 mm or more rain18219642
100 mm (3.94 in): Days with 100 mm or more rain1119931
10 cm (3.9 in): Days with 10 cm or more snowfall331119964
25 cm (9.8 in): Days with 25 cm or more snowfall5319961

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1954.

Download the Data

  • Data for Bismarck 7 N 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).