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Data as of 2025-12-31
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Built 2026-10-16 (16 October 2026)

Circle Valley East Threshold Days by Year

4 fixed thresholds counted per year at Circle Valley East (ASN00012017): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Circle Valley East Thresholds

  • Circle Valley East: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 1959 with 14.
  • Circle Valley East: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1931 with 4.
  • Circle Valley East: days with 50 mm (1.97 in) or more of precipitation in 4 years, most in 1951 with 2.
  • Circle Valley East: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 1939 with 1.
  • 4 fixed thresholds have at least one qualifying day at Circle Valley East.
29 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Circle Valley East Days per year at Circle Valley East with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 14 in 1959. 0510151925: 51926: 71927: 71928: 51929: 71930: 101931: 71932: 91933: 61934: 101935: 91936: 61937: 51938: 131939: 121944: 51947: 91948: 51949: 41950: 51951: 131952: 71953: 101954: 21955: 111956: 11957: 31958: 101959: 141925192819311934193719441949195219551958
Days per year at Circle Valley East with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 14 in 1959.
Days with 10 mm (0.39 in) or more of precipitation per year at Circle Valley East
YearDaysDecade average
192556.2
192676.2
192776.2
192856.2
192976.2
1930108.7
193178.7
193298.7
193368.7
1934108.7
193598.7
193668.7
193758.7
1938138.7
1939128.7
194455.8
194795.8
194855.8
194945.8
195057.6
1951137.6
195277.6
1953107.6
195427.6
1955117.6
195617.6
195737.6
1958107.6
1959147.6
First to last qualifying date each year at Circle Valley East For each year, a bar from the first to the last day at Circle Valley East meeting 10 mm (0.39 in). 1925: 28 February 1925 to 25 September 19251926: 17 March 1926 to 22 October 19261927: 23 February 1927 to 11 October 19271928: 25 March 1928 to 13 October 19281929: 1 January 1929 to 5 November 19291930: 12 March 1930 to 15 December 19301931: 24 February 1931 to 4 November 19311932: 28 March 1932 to 19 December 19321933: 24 January 1933 to 15 November 19331934: 12 March 1934 to 5 November 19341935: 2 February 1935 to 10 November 19351936: 19 January 1936 to 22 December 19361937: 3 March 1937 to 13 November 19371938: 17 January 1938 to 31 December 19381939: 12 January 1939 to 12 November 19391944: 5 April 1944 to 4 December 19441947: 17 February 1947 to 27 November 19471948: 23 February 1948 to 10 October 19481949: 10 July 1949 to 16 November 19491950: 10 May 1950 to 6 October 19501951: 2 January 1951 to 1 December 19511952: 6 January 1952 to 12 October 19521953: 1 February 1953 to 3 December 19531954: 26 May 1954 to 20 August 19541955: 6 February 1955 to 14 December 19551956: 14 November 1956 to 14 November 19561957: 20 January 1957 to 8 June 19571958: 14 February 1958 to 22 December 19581959: 8 February 1959 to 3 December 195919251929193319371947195119551959JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Circle Valley East meeting 10 mm (0.39 in).
First to last qualifying date each year at Circle Valley East
YearFirst dateLast date
19251925-02-281925-09-25
19261926-03-171926-10-22
19271927-02-231927-10-11
19281928-03-251928-10-13
19291929-01-011929-11-05
19301930-03-121930-12-15
19311931-02-241931-11-04
19321932-03-281932-12-19
19331933-01-241933-11-15
19341934-03-121934-11-05
19351935-02-021935-11-10
19361936-01-191936-12-22
19371937-03-031937-11-13
19381938-01-171938-12-31
19391939-01-121939-11-12
19441944-04-051944-12-04
19471947-02-171947-11-27
19481948-02-231948-10-10
19491949-07-101949-11-16
19501950-05-101950-10-06
19511951-01-021951-12-01
19521952-01-061952-10-12
19531953-02-011953-12-03
19541954-05-261954-08-20
19551955-02-061955-12-14
19561956-11-141956-11-14
19571957-01-201957-06-08
19581958-02-141958-12-22
19591959-02-081959-12-03

Every Fixed Threshold

Fixed thresholds at Circle Valley East
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2914195914
25 mm (0.98 in): Days with 25 mm or more rain21419312
50 mm (1.97 in): Days with 50 mm or more rain4219512
100 mm (3.94 in): Days with 100 mm or more rain1119391

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1925.

Download the Data

  • Data for Circle Valley East 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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