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Built 2026-10-19 (19 October 2026)

Lake Mills Threshold Days by Year (USC00134557)

6 fixed thresholds counted per year at Lake Mills (USC00134557): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lake Mills Thresholds

  • Lake Mills: days with 10 mm (0.39 in) or more of precipitation in 68 years, most in 2018 with 44.
  • Lake Mills: days with 25 mm (0.98 in) or more of precipitation in 68 years, most in 2018 with 17.
  • Lake Mills: days with 10 cm (3.9 in) or more of snowfall in 60 years, most in 2018 with 9.
  • Lake Mills: days with 50 mm (1.97 in) or more of precipitation in 52 years, most in 2016 with 6.
  • 6 fixed thresholds have at least one qualifying day at Lake Mills.
68 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Lake Mills Days per year at Lake Mills with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 2018. 02040601956: 241957: 251958: 201959: 271960: 191962: 231964: 211965: 381966: 251967: 171969: 251970: 271971: 241972: 251973: 321974: 241975: 321976: 191977: 281978: 231979: 291980: 221981: 271982: 301983: 331984: 281985: 261986: 321987: 181988: 171989: 131990: 311991: 371992: 271993: 381994: 311995: 271996: 251997: 251998: 311999: 332000: 302001: 302002: 202003: 222004: 332005: 332006: 272007: 352008: 292009: 272010: 342011: 272012: 172013: 342014: 252015: 382016: 432017: 272018: 442019: 412020: 212021: 212022: 172023: 302024: 322025: 292026: 291956196519731980198719942001200820152022
Days per year at Lake Mills with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 44 in 2018.
Days with 10 mm (0.39 in) or more of precipitation per year at Lake Mills
YearDaysDecade average
19562424
19572524
19582024
19592724
19601924
19622324
19642124
19653824
19662524
19671724
19692524
19702726.3
19712426.3
19722526.3
19733226.3
19742426.3
19753226.3
19761926.3
19772826.3
19782326.3
19792926.3
19802224.6
19812724.6
19823024.6
19833324.6
19842824.6
19852624.6
19863224.6
19871824.6
19881724.6
19891324.6
19903130.5
19913730.5
19922730.5
19933830.5
19943130.5
19952730.5
19962530.5
19972530.5
19983130.5
19993330.5
20003028.6
20013028.6
20022028.6
20032228.6
20043328.6
20053328.6
20062728.6
20073528.6
20082928.6
20092728.6
20103433
20112733
20121733
20133433
20142533
20153833
20164333
20172733
20184433
20194133
20202125.6
20212125.6
20221725.6
20233025.6
20243225.6
20252925.6
20262925.6
First to last qualifying date each year at Lake Mills For each year, a bar from the first to the last day at Lake Mills meeting 10 mm (0.39 in). 1956: 15 January 1956 to 21 November 19561957: 14 March 1957 to 19 November 19571958: 2 April 1958 to 18 November 19581959: 10 February 1959 to 28 December 19591960: 13 April 1960 to 5 December 19601962: 4 March 1962 to 1 October 19621964: 2 April 1964 to 10 December 19641965: 23 January 1965 to 12 December 19651966: 2 January 1966 to 28 December 19661967: 24 January 1967 to 29 October 19671969: 5 January 1969 to 7 December 19691970: 19 March 1970 to 10 December 19701971: 18 February 1971 to 17 November 19711972: 21 April 1972 to 29 December 19721973: 3 January 1973 to 24 December 19731974: 9 March 1974 to 15 December 19741975: 10 January 1975 to 14 December 19751976: 15 February 1976 to 24 October 19761977: 23 February 1977 to 31 December 19771978: 18 April 1978 to 17 November 19781979: 19 January 1979 to 23 December 19791980: 16 January 1980 to 23 October 19801981: 29 March 1981 to 17 October 19811982: 23 January 1982 to 28 December 19821983: 3 February 1983 to 28 November 19831984: 12 February 1984 to 16 December 19841985: 4 March 1985 to 2 December 19851986: 13 March 1986 to 12 October 19861987: 25 March 1987 to 28 December 19871988: 20 January 1988 to 20 December 19881989: 4 March 1989 to 5 October 19891990: 8 March 1990 to 3 December 19901991: 13 March 1991 to 13 December 19911992: 18 February 1992 to 29 December 19921993: 13 January 1993 to 14 December 19931994: 27 January 1994 to 28 November 19941995: 7 March 1995 to 24 October 19951996: 18 January 1996 to 15 December 19961997: 4 February 1997 to 13 October 19971998: 5 January 1998 to 11 November 19981999: 2 January 1999 to 23 November 19992000: 20 January 2000 to 29 December 20002001: 14 January 2001 to 23 December 20012002: 10 February 2002 to 4 October 20022003: 27 March 2003 to 18 November 20032004: 2 February 2004 to 27 November 20042005: 9 February 2005 to 14 December 20052006: 9 March 2006 to 31 December 20062007: 1 January 2007 to 2 December 20072008: 1 April 2008 to 19 December 20082009: 27 February 2009 to 25 December 20092010: 9 February 2010 to 24 December 20102011: 11 January 2011 to 30 December 20112012: 29 February 2012 to 20 December 20122013: 11 February 2013 to 6 November 20132014: 21 February 2014 to 27 November 20142015: 1 February 2015 to 29 December 20152016: 3 February 2016 to 26 December 20162017: 25 January 2017 to 22 October 20172018: 22 January 2018 to 28 December 20182019: 19 January 2019 to 29 December 20192020: 18 February 2020 to 25 November 20202021: 15 January 2021 to 11 December 20212022: 15 January 2022 to 9 December 20222023: 17 January 2023 to 26 December 20232024: 25 March 2024 to 28 December 20242025: 5 March 2025 to 29 October 20252026: 6 March 2026 to 21 September 202619561967197719861995200420132022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Lake Mills meeting 10 mm (0.39 in).
First to last qualifying date each year at Lake Mills
YearFirst dateLast date
19561956-01-151956-11-21
19571957-03-141957-11-19
19581958-04-021958-11-18
19591959-02-101959-12-28
19601960-04-131960-12-05
19621962-03-041962-10-01
19641964-04-021964-12-10
19651965-01-231965-12-12
19661966-01-021966-12-28
19671967-01-241967-10-29
19691969-01-051969-12-07
19701970-03-191970-12-10
19711971-02-181971-11-17
19721972-04-211972-12-29
19731973-01-031973-12-24
19741974-03-091974-12-15
19751975-01-101975-12-14
19761976-02-151976-10-24
19771977-02-231977-12-31
19781978-04-181978-11-17
19791979-01-191979-12-23
19801980-01-161980-10-23
19811981-03-291981-10-17
19821982-01-231982-12-28
19831983-02-031983-11-28
19841984-02-121984-12-16
19851985-03-041985-12-02
19861986-03-131986-10-12
19871987-03-251987-12-28
19881988-01-201988-12-20
19891989-03-041989-10-05
19901990-03-081990-12-03
19911991-03-131991-12-13
19921992-02-181992-12-29
19931993-01-131993-12-14
19941994-01-271994-11-28
19951995-03-071995-10-24
19961996-01-181996-12-15
19971997-02-041997-10-13
19981998-01-051998-11-11
19991999-01-021999-11-23
20002000-01-202000-12-29
20012001-01-142001-12-23
20022002-02-102002-10-04
20032003-03-272003-11-18
20042004-02-022004-11-27
20052005-02-092005-12-14
20062006-03-092006-12-31
20072007-01-012007-12-02
20082008-04-012008-12-19
20092009-02-272009-12-25
20102010-02-092010-12-24
20112011-01-112011-12-30
20122012-02-292012-12-20
20132013-02-112013-11-06
20142014-02-212014-11-27
20152015-02-012015-12-29
20162016-02-032016-12-26
20172017-01-252017-10-22
20182018-01-222018-12-28
20192019-01-192019-12-29
20202020-02-182020-11-25
20212021-01-152021-12-11
20222022-01-152022-12-09
20232023-01-172023-12-26
20242024-03-252024-12-28
20252025-03-052025-10-29
20262026-03-062026-09-21

Every Fixed Threshold

Fixed thresholds at Lake Mills
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain6844201829
25 mm (0.98 in): Days with 25 mm or more rain681720187
50 mm (1.97 in): Days with 50 mm or more rain52620161
100 mm (3.94 in): Days with 100 mm or more rain12320253
10 cm (3.9 in): Days with 10 cm or more snowfall60920181
25 cm (9.8 in): Days with 25 cm or more snowfall7119651

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.

Download the Data

  • Data for Lake Mills 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 (2026-10-12).