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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Vieta Threshold Days by Year (ASN00049054)

3 fixed thresholds counted per year at Vieta (ASN00049054): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Vieta Thresholds

  • Vieta: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1956 with 24.
  • Vieta: days with 25 mm (0.98 in) or more of precipitation in 32 years, most in 1956 with 6.
  • Vieta: days with 50 mm (1.97 in) or more of precipitation in 7 years, most in 1959 with 2.
  • 3 fixed thresholds have at least one qualifying day at Vieta.
41 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Vieta Days per year at Vieta with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1956. 01020301926: 101927: 31928: 81929: 61930: 111931: 141932: 101933: 101934: 91935: 51936: 131937: 61938: 31939: 211940: 31941: 61942: 91943: 91944: 31945: 71946: 91947: 141948: 91949: 151950: 151951: 81952: 91953: 111954: 131955: 111956: 241957: 61958: 131959: 91960: 111961: 121962: 91963: 31964: 71965: 81966: 3192619311936194119461951195619611966
Days per year at Vieta with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 24 in 1956.
Days with 10 mm (0.39 in) or more of precipitation per year at Vieta
YearDaysDecade average
1926106.8
192736.8
192886.8
192966.8
19301110.2
19311410.2
19321010.2
19331010.2
1934910.2
1935510.2
19361310.2
1937610.2
1938310.2
19392110.2
194038.4
194168.4
194298.4
194398.4
194438.4
194578.4
194698.4
1947148.4
194898.4
1949158.4
19501511.9
1951811.9
1952911.9
19531111.9
19541311.9
19551111.9
19562411.9
1957611.9
19581311.9
1959911.9
1960117.6
1961127.6
196297.6
196337.6
196477.6
196587.6
196637.6
First to last qualifying date each year at Vieta For each year, a bar from the first to the last day at Vieta meeting 10 mm (0.39 in). 1926: 21 March 1926 to 27 December 19261927: 30 September 1927 to 8 December 19271928: 18 January 1928 to 4 November 19281929: 3 April 1929 to 28 December 19291930: 11 May 1930 to 17 December 19301931: 2 January 1931 to 2 December 19311932: 9 February 1932 to 23 September 19321933: 5 March 1933 to 25 December 19331934: 22 February 1934 to 30 November 19341935: 5 January 1935 to 3 December 19351936: 5 January 1936 to 21 December 19361937: 9 January 1937 to 16 October 19371938: 8 August 1938 to 24 October 19381939: 17 February 1939 to 4 November 19391940: 4 April 1940 to 1 December 19401941: 3 January 1941 to 1 October 19411942: 16 February 1942 to 6 December 19421943: 18 February 1943 to 19 November 19431944: 9 April 1944 to 11 December 19441945: 7 May 1945 to 27 October 19451946: 12 January 1946 to 19 November 19461947: 10 February 1947 to 2 December 19471948: 16 February 1948 to 29 December 19481949: 26 January 1949 to 9 December 19491950: 18 January 1950 to 22 December 19501951: 7 January 1951 to 31 October 19511952: 20 March 1952 to 28 November 19521953: 6 January 1953 to 6 November 19531954: 29 January 1954 to 11 December 19541955: 16 February 1955 to 18 November 19551956: 19 January 1956 to 15 October 19561957: 7 February 1957 to 30 December 19571958: 31 January 1958 to 30 November 19581959: 26 January 1959 to 29 October 19591960: 14 January 1960 to 22 November 19601961: 3 January 1961 to 15 December 19611962: 11 March 1962 to 30 December 19621963: 24 March 1963 to 4 June 19631964: 22 April 1964 to 3 November 19641965: 9 April 1965 to 7 December 19651966: 15 March 1966 to 13 December 19661926193219381944195019561962JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Vieta meeting 10 mm (0.39 in).
First to last qualifying date each year at Vieta
YearFirst dateLast date
19261926-03-211926-12-27
19271927-09-301927-12-08
19281928-01-181928-11-04
19291929-04-031929-12-28
19301930-05-111930-12-17
19311931-01-021931-12-02
19321932-02-091932-09-23
19331933-03-051933-12-25
19341934-02-221934-11-30
19351935-01-051935-12-03
19361936-01-051936-12-21
19371937-01-091937-10-16
19381938-08-081938-10-24
19391939-02-171939-11-04
19401940-04-041940-12-01
19411941-01-031941-10-01
19421942-02-161942-12-06
19431943-02-181943-11-19
19441944-04-091944-12-11
19451945-05-071945-10-27
19461946-01-121946-11-19
19471947-02-101947-12-02
19481948-02-161948-12-29
19491949-01-261949-12-09
19501950-01-181950-12-22
19511951-01-071951-10-31
19521952-03-201952-11-28
19531953-01-061953-11-06
19541954-01-291954-12-11
19551955-02-161955-11-18
19561956-01-191956-10-15
19571957-02-071957-12-30
19581958-01-311958-11-30
19591959-01-261959-10-29
19601960-01-141960-11-22
19611961-01-031961-12-15
19621962-03-111962-12-30
19631963-03-241963-06-04
19641964-04-221964-11-03
19651965-04-091965-12-07
19661966-03-151966-12-13

Every Fixed Threshold

Fixed thresholds at Vieta
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain412419563
25 mm (0.98 in): Days with 25 mm or more rain32619563
50 mm (1.97 in): Days with 50 mm or more rain7219592

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1926.

Download the Data

  • Data for Vieta 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).