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Built 2026-10-19 (19 October 2026)

Afton 6 NE Threshold Days by Year (USC00290125)

4 fixed thresholds counted per year at Afton 6 NE (USC00290125): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Afton 6 NE Thresholds

  • Afton 6 NE: days with 10 mm (0.39 in) or more of precipitation in 48 years, most in 1958 with 15.
  • Afton 6 NE: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1968 with 4.
  • Afton 6 NE: days with 10 cm (3.9 in) or more of snowfall in 11 years, most in 1976 with 2.
  • Afton 6 NE: days with 50 mm (1.97 in) or more of precipitation in 7 years, most in 1979 with 2.
  • 4 fixed thresholds have at least one qualifying day at Afton 6 NE.
48 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Afton 6 NE Days per year at Afton 6 NE with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1958. 0510151945: 81946: 61947: 51948: 51950: 51951: 31952: 91953: 51954: 31955: 41956: 31957: 81958: 151959: 51960: 61961: 71962: 71963: 81964: 51965: 31966: 121967: 71968: 101969: 61970: 41971: 41972: 101973: 61974: 121975: 81976: 81977: 111978: 91979: 91980: 61981: 51982: 71984: 121985: 101990: 81991: 121992: 81993: 81994: 51995: 71996: 81997: 41998: 61945195119561961196619711976198119911996
Days per year at Afton 6 NE with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 15 in 1958.
Days with 10 mm (0.39 in) or more of precipitation per year at Afton 6 NE
YearDaysDecade average
194586
194666
194756
194856
195056
195136
195296
195356
195436
195546
195636
195786
1958156
195956
196067.1
196177.1
196277.1
196387.1
196457.1
196537.1
1966127.1
196777.1
1968107.1
196967.1
197048.1
197148.1
1972108.1
197368.1
1974128.1
197588.1
197688.1
1977118.1
197898.1
197998.1
198068
198158
198278
1984128
1985108
199087.3
1991127.3
199287.3
199387.3
199457.3
199577.3
199687.3
199747.3
199867.3
First to last qualifying date each year at Afton 6 NE For each year, a bar from the first to the last day at Afton 6 NE meeting 10 mm (0.39 in). 1945: 31 March 1945 to 8 October 19451946: 6 January 1946 to 10 December 19461947: 8 January 1947 to 13 November 19471948: 26 February 1948 to 25 December 19481950: 7 July 1950 to 5 October 19501951: 24 July 1951 to 22 August 19511952: 1 March 1952 to 23 September 19521953: 28 February 1953 to 29 October 19531954: 21 August 1954 to 25 September 19541955: 12 July 1955 to 2 October 19551956: 18 July 1956 to 10 December 19561957: 17 February 1957 to 17 November 19571958: 3 January 1958 to 13 November 19581959: 10 August 1959 to 26 August 19591960: 11 January 1960 to 9 December 19601961: 24 January 1961 to 14 November 19611962: 14 February 1962 to 5 October 19621963: 8 July 1963 to 17 November 19631964: 18 March 1964 to 12 September 19641965: 10 June 1965 to 16 October 19651966: 17 April 1966 to 2 October 19661967: 20 June 1967 to 14 December 19671968: 4 July 1968 to 27 November 19681969: 23 May 1969 to 21 October 19691970: 1 July 1970 to 5 October 19701971: 2 July 1971 to 2 December 19711972: 6 June 1972 to 26 October 19721973: 2 January 1973 to 30 August 19731974: 9 January 1974 to 26 December 19741975: 22 July 1975 to 21 October 19751976: 20 May 1976 to 13 November 19761977: 27 March 1977 to 3 October 19771978: 28 June 1978 to 11 November 19781979: 12 January 1979 to 27 December 19791980: 12 April 1980 to 28 October 19801981: 1 May 1981 to 28 November 19811982: 20 June 1982 to 31 December 19821984: 8 January 1984 to 19 December 19841985: 13 January 1985 to 17 October 19851990: 3 April 1990 to 8 November 19901991: 9 January 1991 to 22 December 19911992: 11 January 1992 to 5 December 19921993: 1 January 1993 to 19 October 19931994: 23 April 1994 to 2 November 19941995: 5 January 1995 to 29 September 19951996: 5 April 1996 to 14 September 19961997: 22 August 1997 to 12 November 19971998: 15 March 1998 to 21 October 199819451952195819641970197619821993JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Afton 6 NE meeting 10 mm (0.39 in).
First to last qualifying date each year at Afton 6 NE
YearFirst dateLast date
19451945-03-311945-10-08
19461946-01-061946-12-10
19471947-01-081947-11-13
19481948-02-261948-12-25
19501950-07-071950-10-05
19511951-07-241951-08-22
19521952-03-011952-09-23
19531953-02-281953-10-29
19541954-08-211954-09-25
19551955-07-121955-10-02
19561956-07-181956-12-10
19571957-02-171957-11-17
19581958-01-031958-11-13
19591959-08-101959-08-26
19601960-01-111960-12-09
19611961-01-241961-11-14
19621962-02-141962-10-05
19631963-07-081963-11-17
19641964-03-181964-09-12
19651965-06-101965-10-16
19661966-04-171966-10-02
19671967-06-201967-12-14
19681968-07-041968-11-27
19691969-05-231969-10-21
19701970-07-011970-10-05
19711971-07-021971-12-02
19721972-06-061972-10-26
19731973-01-021973-08-30
19741974-01-091974-12-26
19751975-07-221975-10-21
19761976-05-201976-11-13
19771977-03-271977-10-03
19781978-06-281978-11-11
19791979-01-121979-12-27
19801980-04-121980-10-28
19811981-05-011981-11-28
19821982-06-201982-12-31
19841984-01-081984-12-19
19851985-01-131985-10-17
19901990-04-031990-11-08
19911991-01-091991-12-22
19921992-01-111992-12-05
19931993-01-011993-10-19
19941994-04-231994-11-02
19951995-01-051995-09-29
19961996-04-051996-09-14
19971997-08-221997-11-12
19981998-03-151998-10-21

Every Fixed Threshold

Fixed thresholds at Afton 6 NE
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain481519586
25 mm (0.98 in): Days with 25 mm or more rain31419681
50 mm (1.97 in): Days with 50 mm or more rain7219791
10 cm (3.9 in): Days with 10 cm or more snowfall11219761

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 Afton 6 NE 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).