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Built 2026-10-18 (18 October 2026)

Adams 7 SSW Threshold Days by Year

6 fixed thresholds counted per year at Adams 7 SSW (USC00320022): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Adams 7 SSW Thresholds

  • Adams 7 SSW: days with 10 mm (0.39 in) or more of precipitation in 63 years, most in 1991 with 22.
  • Adams 7 SSW: days with 25 mm (0.98 in) or more of precipitation in 60 years, most in 1993 with 10.
  • Adams 7 SSW: days with 10 cm (3.9 in) or more of snowfall in 49 years, most in 1962 with 6.
  • Adams 7 SSW: days with 50 mm (1.97 in) or more of precipitation in 23 years, most in 1964 with 2.
  • 6 fixed thresholds have at least one qualifying day at Adams 7 SSW.
63 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Adams 7 SSW Days per year at Adams 7 SSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1991. 01020301949: 161950: 161951: 61952: 61953: 131954: 181955: 151956: 171957: 131958: 101959: 121960: 121961: 111962: 121963: 111964: 181965: 181966: 171967: 81968: 151969: 91970: 151971: 181972: 71973: 161974: 171975: 151976: 81977: 171978: 121979: 61980: 161981: 171982: 121983: 161984: 111985: 141986: 111987: 111988: 71989: 101990: 81991: 221992: 91993: 201994: 111995: 141996: 151997: 111998: 171999: 152000: 162001: 162002: 172004: 172005: 152006: 122007: 162008: 132009: 132010: 202014: 182015: 17194919561963197019771984199119982006
Days per year at Adams 7 SSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1991.
Days with 10 mm (0.39 in) or more of precipitation per year at Adams 7 SSW
YearDaysDecade average
19491616
19501612.6
1951612.6
1952612.6
19531312.6
19541812.6
19551512.6
19561712.6
19571312.6
19581012.6
19591212.6
19601213.1
19611113.1
19621213.1
19631113.1
19641813.1
19651813.1
19661713.1
1967813.1
19681513.1
1969913.1
19701513.1
19711813.1
1972713.1
19731613.1
19741713.1
19751513.1
1976813.1
19771713.1
19781213.1
1979613.1
19801612.5
19811712.5
19821212.5
19831612.5
19841112.5
19851412.5
19861112.5
19871112.5
1988712.5
19891012.5
1990814.2
19912214.2
1992914.2
19932014.2
19941114.2
19951414.2
19961514.2
19971114.2
19981714.2
19991514.2
20001615
20011615
20021715
20041715
20051515
20061215
20071615
20081315
20091315
20102018.3
20141818.3
20151718.3
First to last qualifying date each year at Adams 7 SSW For each year, a bar from the first to the last day at Adams 7 SSW meeting 10 mm (0.39 in). 1949: 24 February 1949 to 25 December 19491950: 24 January 1950 to 2 October 19501951: 30 July 1951 to 30 August 19511952: 17 March 1952 to 3 August 19521953: 24 April 1953 to 25 October 19531954: 21 April 1954 to 18 September 19541955: 18 April 1955 to 21 September 19551956: 27 January 1956 to 5 November 19561957: 21 January 1957 to 8 October 19571958: 31 May 1958 to 25 November 19581959: 5 May 1959 to 23 November 19591960: 1 January 1960 to 30 October 19601961: 20 April 1961 to 11 October 19611962: 15 February 1962 to 22 December 19621963: 2 April 1963 to 21 October 19631964: 6 April 1964 to 1 October 19641965: 3 April 1965 to 19 October 19651966: 3 March 1966 to 22 October 19661967: 16 January 1967 to 17 December 19671968: 20 April 1968 to 18 September 19681969: 30 May 1969 to 10 October 19691970: 3 March 1970 to 1 November 19701971: 14 March 1971 to 3 October 19711972: 20 May 1972 to 27 October 19721973: 20 April 1973 to 21 November 19731974: 20 April 1974 to 13 October 19741975: 28 March 1975 to 11 November 19751976: 2 March 1976 to 8 August 19761977: 29 March 1977 to 8 October 19771978: 6 April 1978 to 12 September 19781979: 12 April 1979 to 22 September 19791980: 27 May 1980 to 17 October 19801981: 28 March 1981 to 12 October 19811982: 16 May 1982 to 7 October 19821983: 9 January 1983 to 30 September 19831984: 26 April 1984 to 20 October 19841985: 13 April 1985 to 19 November 19851986: 19 April 1986 to 2 October 19861987: 25 February 1987 to 26 August 19871988: 8 March 1988 to 16 August 19881989: 30 March 1989 to 11 September 19891990: 2 June 1990 to 29 September 19901991: 14 April 1991 to 29 October 19911992: 22 May 1992 to 13 September 19921993: 8 May 1993 to 4 September 19931994: 20 May 1994 to 18 October 19941995: 27 March 1995 to 3 October 19951996: 30 March 1996 to 6 November 19961997: 6 April 1997 to 12 October 19971998: 26 February 1998 to 30 October 19981999: 2 April 1999 to 16 August 19992000: 26 February 2000 to 7 November 20002001: 14 April 2001 to 24 October 20012002: 22 January 2002 to 19 September 20022004: 27 March 2004 to 31 December 20042005: 1 January 2005 to 15 November 20052006: 19 April 2006 to 31 December 20062007: 29 March 2007 to 9 October 20072008: 6 June 2008 to 7 November 20082009: 30 April 2009 to 2 October 20092010: 23 January 2010 to 21 December 20102014: 31 March 2014 to 29 September 20142015: 11 May 2015 to 6 November 201519491957196519731981198919972006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Adams 7 SSW meeting 10 mm (0.39 in).
First to last qualifying date each year at Adams 7 SSW
YearFirst dateLast date
19491949-02-241949-12-25
19501950-01-241950-10-02
19511951-07-301951-08-30
19521952-03-171952-08-03
19531953-04-241953-10-25
19541954-04-211954-09-18
19551955-04-181955-09-21
19561956-01-271956-11-05
19571957-01-211957-10-08
19581958-05-311958-11-25
19591959-05-051959-11-23
19601960-01-011960-10-30
19611961-04-201961-10-11
19621962-02-151962-12-22
19631963-04-021963-10-21
19641964-04-061964-10-01
19651965-04-031965-10-19
19661966-03-031966-10-22
19671967-01-161967-12-17
19681968-04-201968-09-18
19691969-05-301969-10-10
19701970-03-031970-11-01
19711971-03-141971-10-03
19721972-05-201972-10-27
19731973-04-201973-11-21
19741974-04-201974-10-13
19751975-03-281975-11-11
19761976-03-021976-08-08
19771977-03-291977-10-08
19781978-04-061978-09-12
19791979-04-121979-09-22
19801980-05-271980-10-17
19811981-03-281981-10-12
19821982-05-161982-10-07
19831983-01-091983-09-30
19841984-04-261984-10-20
19851985-04-131985-11-19
19861986-04-191986-10-02
19871987-02-251987-08-26
19881988-03-081988-08-16
19891989-03-301989-09-11
19901990-06-021990-09-29
19911991-04-141991-10-29
19921992-05-221992-09-13
19931993-05-081993-09-04
19941994-05-201994-10-18
19951995-03-271995-10-03
19961996-03-301996-11-06
19971997-04-061997-10-12
19981998-02-261998-10-30
19991999-04-021999-08-16
20002000-02-262000-11-07
20012001-04-142001-10-24
20022002-01-222002-09-19
20042004-03-272004-12-31
20052005-01-012005-11-15
20062006-04-192006-12-31
20072007-03-292007-10-09
20082008-06-062008-11-07
20092009-04-302009-10-02
20102010-01-232010-12-21
20142014-03-312014-09-29
20152015-05-112015-11-06

Every Fixed Threshold

Fixed thresholds at Adams 7 SSW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6322199117
25 mm (0.98 in): Days with 25 mm or more rain601019934
50 mm (1.97 in): Days with 50 mm or more rain23219642
100 mm (3.94 in): Days with 100 mm or more rain2219962
10 cm (3.9 in): Days with 10 cm or more snowfall49619622
25 cm (9.8 in): Days with 25 cm or more snowfall3219661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for Adams 7 SSW 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).