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Built 2026-10-17 (17 October 2026)

Ambrose 3 N Threshold Days by Year

5 fixed thresholds counted per year at Ambrose 3 N (USC00320189): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ambrose 3 N Thresholds

  • Ambrose 3 N: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1953 with 19.
  • Ambrose 3 N: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1953 with 7.
  • Ambrose 3 N: days with 10 cm (3.9 in) or more of snowfall in 34 years, most in 1994 with 6.
  • Ambrose 3 N: days with 50 mm (1.97 in) or more of precipitation in 14 years, most in 1971 with 2.
  • 5 fixed thresholds have at least one qualifying day at Ambrose 3 N.
55 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Ambrose 3 N Days per year at Ambrose 3 N with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1953. 051015201952: 111953: 191954: 141955: 91956: 101957: 61958: 31959: 101960: 71961: 61962: 61964: 111965: 141966: 61967: 41968: 111969: 111970: 121971: 111972: 171973: 101974: 101975: 191976: 101980: 81981: 91982: 71983: 121984: 71985: 81986: 161987: 71988: 111989: 71990: 71991: 151992: 101993: 101994: 141995: 151996: 131997: 71998: 121999: 142000: 142001: 92005: 122007: 152018: 102019: 142020: 32021: 102024: 42025: 82026: 111952195819651971198019861992199820182026
Days per year at Ambrose 3 N with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1953.
Days with 10 mm (0.39 in) or more of precipitation per year at Ambrose 3 N
YearDaysDecade average
19521110.3
19531910.3
19541410.3
1955910.3
19561010.3
1957610.3
1958310.3
19591010.3
196078.4
196168.4
196268.4
1964118.4
1965148.4
196668.4
196748.4
1968118.4
1969118.4
19701212.7
19711112.7
19721712.7
19731012.7
19741012.7
19751912.7
19761012.7
198089.2
198199.2
198279.2
1983129.2
198479.2
198589.2
1986169.2
198779.2
1988119.2
198979.2
1990711.7
19911511.7
19921011.7
19931011.7
19941411.7
19951511.7
19961311.7
1997711.7
19981211.7
19991411.7
20001412.5
2001912.5
20051212.5
20071512.5
20181012
20191412
202037.2
2021107.2
202447.2
202587.2
2026117.2
First to last qualifying date each year at Ambrose 3 N For each year, a bar from the first to the last day at Ambrose 3 N meeting 10 mm (0.39 in). 1952: 8 April 1952 to 20 September 19521953: 24 April 1953 to 22 October 19531954: 20 April 1954 to 24 October 19541955: 20 April 1955 to 14 November 19551956: 10 May 1956 to 30 August 19561957: 21 May 1957 to 31 August 19571958: 22 March 1958 to 21 October 19581959: 26 May 1959 to 26 September 19591960: 8 May 1960 to 25 August 19601961: 4 April 1961 to 8 September 19611962: 11 May 1962 to 15 October 19621964: 12 April 1964 to 25 September 19641965: 7 May 1965 to 30 December 19651966: 15 May 1966 to 21 August 19661967: 20 April 1967 to 6 October 19671968: 7 April 1968 to 21 September 19681969: 25 February 1969 to 3 October 19691970: 16 April 1970 to 6 October 19701971: 22 May 1971 to 18 October 19711972: 17 April 1972 to 24 September 19721973: 20 April 1973 to 21 September 19731974: 31 March 1974 to 5 October 19741975: 27 April 1975 to 11 November 19751976: 15 February 1976 to 19 September 19761980: 7 April 1980 to 23 October 19801981: 28 March 1981 to 18 November 19811982: 15 May 1982 to 28 September 19821983: 9 May 1983 to 30 September 19831984: 17 May 1984 to 27 October 19841985: 20 April 1985 to 8 October 19851986: 5 May 1986 to 2 October 19861987: 1 February 1987 to 23 September 19871988: 2 May 1988 to 14 December 19881989: 24 April 1989 to 3 September 19891990: 13 March 1990 to 25 August 19901991: 26 March 1991 to 22 September 19911992: 19 April 1992 to 31 October 19921993: 29 March 1993 to 22 September 19931994: 24 February 1994 to 22 October 19941995: 16 January 1995 to 31 October 19951996: 24 March 1996 to 20 November 19961997: 21 April 1997 to 28 August 19971998: 26 February 1998 to 11 October 19981999: 4 April 1999 to 26 September 19992000: 27 April 2000 to 7 November 20002001: 20 April 2001 to 5 December 20012005: 8 May 2005 to 9 October 20052007: 6 May 2007 to 6 October 20072018: 5 March 2018 to 3 October 20182019: 10 May 2019 to 19 November 20192020: 6 June 2020 to 1 July 20202021: 23 February 2021 to 26 December 20212024: 30 April 2024 to 19 September 20242025: 13 April 2025 to 25 November 20252026: 18 February 2026 to 7 September 202619521959196719741984199119982019JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ambrose 3 N meeting 10 mm (0.39 in).
First to last qualifying date each year at Ambrose 3 N
YearFirst dateLast date
19521952-04-081952-09-20
19531953-04-241953-10-22
19541954-04-201954-10-24
19551955-04-201955-11-14
19561956-05-101956-08-30
19571957-05-211957-08-31
19581958-03-221958-10-21
19591959-05-261959-09-26
19601960-05-081960-08-25
19611961-04-041961-09-08
19621962-05-111962-10-15
19641964-04-121964-09-25
19651965-05-071965-12-30
19661966-05-151966-08-21
19671967-04-201967-10-06
19681968-04-071968-09-21
19691969-02-251969-10-03
19701970-04-161970-10-06
19711971-05-221971-10-18
19721972-04-171972-09-24
19731973-04-201973-09-21
19741974-03-311974-10-05
19751975-04-271975-11-11
19761976-02-151976-09-19
19801980-04-071980-10-23
19811981-03-281981-11-18
19821982-05-151982-09-28
19831983-05-091983-09-30
19841984-05-171984-10-27
19851985-04-201985-10-08
19861986-05-051986-10-02
19871987-02-011987-09-23
19881988-05-021988-12-14
19891989-04-241989-09-03
19901990-03-131990-08-25
19911991-03-261991-09-22
19921992-04-191992-10-31
19931993-03-291993-09-22
19941994-02-241994-10-22
19951995-01-161995-10-31
19961996-03-241996-11-20
19971997-04-211997-08-28
19981998-02-261998-10-11
19991999-04-041999-09-26
20002000-04-272000-11-07
20012001-04-202001-12-05
20052005-05-082005-10-09
20072007-05-062007-10-06
20182018-03-052018-10-03
20192019-05-102019-11-19
20202020-06-062020-07-01
20212021-02-232021-12-26
20242024-04-302024-09-19
20252025-04-132025-11-25
20262026-02-182026-09-07

Every Fixed Threshold

Fixed thresholds at Ambrose 3 N
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5519195311
25 mm (0.98 in): Days with 25 mm or more rain45719533
50 mm (1.97 in): Days with 50 mm or more rain14219711
10 cm (3.9 in): Days with 10 cm or more snowfall34619943
25 cm (9.8 in): Days with 25 cm or more snowfall4220092

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

  • Data for Ambrose 3 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-15).