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

Wynrock Threshold Days by Year (ASN00010624)

3 fixed thresholds counted per year at Wynrock (ASN00010624): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wynrock Thresholds

  • Wynrock: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1939 with 22.
  • Wynrock: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1915 with 5.
  • Wynrock: days with 50 mm (1.97 in) or more of precipitation in 8 years, most in 1918 with 1.
  • 3 fixed thresholds have at least one qualifying day at Wynrock.
56 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Wynrock Days per year at Wynrock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1939. 01020301912: 81913: 121914: 41915: 201916: 111917: 201918: 131919: 101920: 121921: 171922: 121923: 161924: 121925: 101926: 181927: 121928: 121929: 111930: 121931: 111932: 151933: 121934: 91935: 81936: 91937: 81938: 101939: 221940: 81941: 101942: 161943: 171944: 91945: 161946: 171947: 121948: 151949: 91951: 141952: 121953: 181954: 71955: 191956: 101958: 161959: 71960: 111961: 141962: 131963: 151964: 141965: 101966: 131967: 111968: 151969: 101912191819241930193619421948195519621968
Days per year at Wynrock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 22 in 1939.
Days with 10 mm (0.39 in) or more of precipitation per year at Wynrock
YearDaysDecade average
1912812.3
19131212.3
1914412.3
19152012.3
19161112.3
19172012.3
19181312.3
19191012.3
19201213.2
19211713.2
19221213.2
19231613.2
19241213.2
19251013.2
19261813.2
19271213.2
19281213.2
19291113.2
19301211.6
19311111.6
19321511.6
19331211.6
1934911.6
1935811.6
1936911.6
1937811.6
19381011.6
19392211.6
1940812.9
19411012.9
19421612.9
19431712.9
1944912.9
19451612.9
19461712.9
19471212.9
19481512.9
1949912.9
19511412.9
19521212.9
19531812.9
1954712.9
19551912.9
19561012.9
19581612.9
1959712.9
19601112.6
19611412.6
19621312.6
19631512.6
19641412.6
19651012.6
19661312.6
19671112.6
19681512.6
19691012.6
First to last qualifying date each year at Wynrock For each year, a bar from the first to the last day at Wynrock meeting 10 mm (0.39 in). 1912: 12 March 1912 to 13 July 19121913: 14 February 1913 to 20 December 19131914: 18 February 1914 to 4 November 19141915: 1 January 1915 to 10 October 19151916: 29 January 1916 to 23 November 19161917: 8 April 1917 to 10 October 19171918: 15 February 1918 to 19 September 19181919: 30 March 1919 to 2 September 19191920: 13 March 1920 to 15 August 19201921: 18 January 1921 to 14 December 19211922: 24 February 1922 to 15 December 19221923: 20 January 1923 to 8 September 19231924: 12 May 1924 to 9 October 19241925: 24 January 1925 to 26 December 19251926: 31 March 1926 to 19 November 19261927: 13 March 1927 to 7 October 19271928: 24 January 1928 to 29 September 19281929: 17 March 1929 to 15 November 19291930: 15 April 1930 to 27 August 19301931: 4 May 1931 to 5 September 19311932: 8 April 1932 to 23 October 19321933: 17 January 1933 to 13 November 19331934: 16 January 1934 to 4 November 19341935: 25 May 1935 to 19 October 19351936: 15 April 1936 to 1 November 19361937: 5 March 1937 to 13 November 19371938: 15 March 1938 to 2 November 19381939: 24 January 1939 to 4 October 19391940: 23 January 1940 to 3 December 19401941: 13 April 1941 to 19 September 19411942: 18 March 1942 to 2 December 19421943: 31 January 1943 to 19 September 19431944: 30 April 1944 to 23 August 19441945: 26 March 1945 to 13 November 19451946: 20 April 1946 to 12 November 19461947: 16 April 1947 to 19 November 19471948: 30 April 1948 to 15 November 19481949: 31 January 1949 to 1 September 19491951: 5 April 1951 to 1 December 19511952: 29 March 1952 to 18 December 19521953: 25 March 1953 to 11 October 19531954: 23 May 1954 to 19 August 19541955: 6 February 1955 to 28 September 19551956: 13 May 1956 to 29 November 19561958: 23 May 1958 to 22 December 19581959: 1 June 1959 to 7 October 19591960: 1 January 1960 to 23 July 19601961: 16 April 1961 to 31 August 19611962: 13 May 1962 to 1 October 19621963: 17 February 1963 to 31 October 19631964: 19 February 1964 to 25 August 19641965: 4 May 1965 to 5 November 19651966: 13 February 1966 to 23 October 19661967: 9 May 1967 to 27 July 19671968: 3 January 1968 to 15 October 19681969: 19 March 1969 to 27 September 196919121919192619331940194719551963JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wynrock meeting 10 mm (0.39 in).
First to last qualifying date each year at Wynrock
YearFirst dateLast date
19121912-03-121912-07-13
19131913-02-141913-12-20
19141914-02-181914-11-04
19151915-01-011915-10-10
19161916-01-291916-11-23
19171917-04-081917-10-10
19181918-02-151918-09-19
19191919-03-301919-09-02
19201920-03-131920-08-15
19211921-01-181921-12-14
19221922-02-241922-12-15
19231923-01-201923-09-08
19241924-05-121924-10-09
19251925-01-241925-12-26
19261926-03-311926-11-19
19271927-03-131927-10-07
19281928-01-241928-09-29
19291929-03-171929-11-15
19301930-04-151930-08-27
19311931-05-041931-09-05
19321932-04-081932-10-23
19331933-01-171933-11-13
19341934-01-161934-11-04
19351935-05-251935-10-19
19361936-04-151936-11-01
19371937-03-051937-11-13
19381938-03-151938-11-02
19391939-01-241939-10-04
19401940-01-231940-12-03
19411941-04-131941-09-19
19421942-03-181942-12-02
19431943-01-311943-09-19
19441944-04-301944-08-23
19451945-03-261945-11-13
19461946-04-201946-11-12
19471947-04-161947-11-19
19481948-04-301948-11-15
19491949-01-311949-09-01
19511951-04-051951-12-01
19521952-03-291952-12-18
19531953-03-251953-10-11
19541954-05-231954-08-19
19551955-02-061955-09-28
19561956-05-131956-11-29
19581958-05-231958-12-22
19591959-06-011959-10-07
19601960-01-011960-07-23
19611961-04-161961-08-31
19621962-05-131962-10-01
19631963-02-171963-10-31
19641964-02-191964-08-25
19651965-05-041965-11-05
19661966-02-131966-10-23
19671967-05-091967-07-27
19681968-01-031968-10-15
19691969-03-191969-09-27

Every Fixed Threshold

Fixed thresholds at Wynrock
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain5622193910
25 mm (0.98 in): Days with 25 mm or more rain47519152
50 mm (1.97 in): Days with 50 mm or more rain8119181

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

  • Data for Wynrock 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).