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Built 2026-10-19 (19 October 2026)

Keosauqua 2 Threshold Days by Year (USC00134394)

6 fixed thresholds counted per year at Keosauqua 2 (USC00134394): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Keosauqua 2 Thresholds

  • Keosauqua 2: days with 10 mm (0.39 in) or more of precipitation in 36 years, most in 1941 with 37.
  • Keosauqua 2: days with 25 mm (0.98 in) or more of precipitation in 36 years, most in 1944 with 16.
  • Keosauqua 2: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1959 with 4.
  • Keosauqua 2: days with 10 cm (3.9 in) or more of snowfall in 14 years, most in 1960 with 5.
  • 6 fixed thresholds have at least one qualifying day at Keosauqua 2.
36 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Keosauqua 2 Days per year at Keosauqua 2 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1941. 0102030401938: 241939: 241940: 221941: 371942: 271943: 271944: 311945: 331946: 301947: 281948: 291949: 321950: 201951: 341952: 251953: 201954: 281955: 181956: 161957: 341958: 291959: 371960: 291961: 281962: 291963: 241964: 221966: 251967: 301968: 271969: 331970: 341971: 291972: 261974: 341975: 28193819421946195019541958196219671971
Days per year at Keosauqua 2 with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1941.
Days with 10 mm (0.39 in) or more of precipitation per year at Keosauqua 2
YearDaysDecade average
19382424
19392424
19402229.6
19413729.6
19422729.6
19432729.6
19443129.6
19453329.6
19463029.6
19472829.6
19482929.6
19493229.6
19502026.1
19513426.1
19522526.1
19532026.1
19542826.1
19551826.1
19561626.1
19573426.1
19582926.1
19593726.1
19602927.4
19612827.4
19622927.4
19632427.4
19642227.4
19662527.4
19673027.4
19682727.4
19693327.4
19703430.2
19712930.2
19722630.2
19743430.2
19752830.2
First to last qualifying date each year at Keosauqua 2 For each year, a bar from the first to the last day at Keosauqua 2 meeting 10 mm (0.39 in). 1938: 25 January 1938 to 7 November 19381939: 28 February 1939 to 1 December 19391940: 14 January 1940 to 21 November 19401941: 1 January 1941 to 26 December 19411942: 2 January 1942 to 27 December 19421943: 3 February 1943 to 7 November 19431944: 4 March 1944 to 10 December 19441945: 15 January 1945 to 30 December 19451946: 5 January 1946 to 13 December 19461947: 13 March 1947 to 5 December 19471948: 1 January 1948 to 24 December 19481949: 16 January 1949 to 21 December 19491950: 4 January 1950 to 9 November 19501951: 16 February 1951 to 12 November 19511952: 4 March 1952 to 20 December 19521953: 6 February 1953 to 10 December 19531954: 16 February 1954 to 30 December 19541955: 5 January 1955 to 30 September 19551956: 28 April 1956 to 21 November 19561957: 10 January 1957 to 25 December 19571958: 21 January 1958 to 18 November 19581959: 1 January 1959 to 28 December 19591960: 12 January 1960 to 1 November 19601961: 3 February 1961 to 16 November 19611962: 26 January 1962 to 16 November 19621963: 4 March 1963 to 23 November 19631964: 5 March 1964 to 2 November 19641966: 13 January 1966 to 8 December 19661967: 25 January 1967 to 1 November 19671968: 1 February 1968 to 27 December 19681969: 17 January 1969 to 7 December 19691970: 3 March 1970 to 11 December 19701971: 3 January 1971 to 30 December 19711972: 13 March 1972 to 10 December 19721974: 9 January 1974 to 15 December 19741975: 17 February 1975 to 14 December 197519381943194819531958196319691975JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Keosauqua 2 meeting 10 mm (0.39 in).
First to last qualifying date each year at Keosauqua 2
YearFirst dateLast date
19381938-01-251938-11-07
19391939-02-281939-12-01
19401940-01-141940-11-21
19411941-01-011941-12-26
19421942-01-021942-12-27
19431943-02-031943-11-07
19441944-03-041944-12-10
19451945-01-151945-12-30
19461946-01-051946-12-13
19471947-03-131947-12-05
19481948-01-011948-12-24
19491949-01-161949-12-21
19501950-01-041950-11-09
19511951-02-161951-11-12
19521952-03-041952-12-20
19531953-02-061953-12-10
19541954-02-161954-12-30
19551955-01-051955-09-30
19561956-04-281956-11-21
19571957-01-101957-12-25
19581958-01-211958-11-18
19591959-01-011959-12-28
19601960-01-121960-11-01
19611961-02-031961-11-16
19621962-01-261962-11-16
19631963-03-041963-11-23
19641964-03-051964-11-02
19661966-01-131966-12-08
19671967-01-251967-11-01
19681968-02-011968-12-27
19691969-01-171969-12-07
19701970-03-031970-12-11
19711971-01-031971-12-30
19721972-03-131972-12-10
19741974-01-091974-12-15
19751975-02-171975-12-14

Every Fixed Threshold

Fixed thresholds at Keosauqua 2
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3637194128
25 mm (0.98 in): Days with 25 mm or more rain361619445
50 mm (1.97 in): Days with 50 mm or more rain24419591
100 mm (3.94 in): Days with 100 mm or more rain6119461
10 cm (3.9 in): Days with 10 cm or more snowfall14519601
25 cm (9.8 in): Days with 25 cm or more snowfall2119511

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.

Download the Data

  • Data for Keosauqua 2 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).