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Built 2026-10-19 (19 October 2026)

Knights Landing Threshold Days by Year (USC00044591)

3 fixed thresholds counted per year at Knights Landing (USC00044591): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Knights Landing Thresholds

  • Knights Landing: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1941 with 29.
  • Knights Landing: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 1922 with 8.
  • Knights Landing: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1955 with 2.
  • 3 fixed thresholds have at least one qualifying day at Knights Landing.
49 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Knights Landing Days per year at Knights Landing with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1941. 01020301907: 171908: 91909: 281910: 101911: 191912: 101913: 141914: 261915: 161916: 121917: 61918: 191919: 141920: 191921: 151922: 211923: 71924: 121925: 121926: 211927: 171928: 131929: 81931: 161932: 71933: 131934: 101935: 161936: 131937: 171938: 191939: 41940: 261941: 291942: 151943: 91944: 161945: 211946: 61947: 91948: 171949: 81950: 241951: 121952: 171953: 81954: 161955: 171956: 121907191219171922192719331938194319481953
Days per year at Knights Landing with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 29 in 1941.
Days with 10 mm (0.39 in) or more of precipitation per year at Knights Landing
YearDaysDecade average
19071718
1908918
19092818
19101014.6
19111914.6
19121014.6
19131414.6
19142614.6
19151614.6
19161214.6
1917614.6
19181914.6
19191414.6
19201914.5
19211514.5
19222114.5
1923714.5
19241214.5
19251214.5
19262114.5
19271714.5
19281314.5
1929814.5
19311612.8
1932712.8
19331312.8
19341012.8
19351612.8
19361312.8
19371712.8
19381912.8
1939412.8
19402615.6
19412915.6
19421515.6
1943915.6
19441615.6
19452115.6
1946615.6
1947915.6
19481715.6
1949815.6
19502415.1
19511215.1
19521715.1
1953815.1
19541615.1
19551715.1
19561215.1
First to last qualifying date each year at Knights Landing For each year, a bar from the first to the last day at Knights Landing meeting 10 mm (0.39 in). 1907: 7 January 1907 to 31 December 19071908: 14 January 1908 to 9 December 19081909: 1 January 1909 to 31 December 19091910: 1 January 1910 to 11 December 19101911: 12 January 1911 to 5 April 19111912: 16 January 1912 to 7 November 19121913: 14 January 1913 to 31 December 19131914: 1 January 1914 to 27 December 19141915: 8 January 1915 to 14 December 19151916: 3 January 1916 to 28 December 19161917: 2 January 1917 to 22 April 19171918: 13 January 1918 to 9 December 19181919: 19 January 1919 to 20 December 19191920: 28 February 1920 to 24 December 19201921: 16 January 1921 to 27 December 19211922: 1 January 1922 to 28 December 19221923: 17 January 1923 to 14 December 19231924: 26 January 1924 to 22 December 19241925: 26 January 1925 to 18 December 19251926: 28 January 1926 to 27 November 19261927: 17 January 1927 to 25 December 19271928: 29 January 1928 to 25 December 19281929: 2 February 1929 to 16 December 19291931: 1 January 1931 to 31 December 19311932: 15 January 1932 to 23 December 19321933: 19 January 1933 to 30 December 19331934: 1 January 1934 to 14 December 19341935: 4 January 1935 to 29 December 19351936: 1 January 1936 to 29 December 19361937: 10 January 1937 to 11 December 19371938: 2 January 1938 to 28 November 19381939: 5 January 1939 to 26 September 19391940: 2 January 1940 to 27 December 19401941: 4 January 1941 to 29 December 19411942: 24 January 1942 to 29 December 19421943: 21 January 1943 to 20 December 19431944: 2 January 1944 to 14 December 19441945: 31 January 1945 to 25 December 19451946: 1 April 1946 to 6 December 19461947: 12 February 1947 to 15 November 19471948: 5 February 1948 to 27 December 19481949: 19 January 1949 to 15 December 19491950: 8 January 1950 to 15 December 19501951: 10 January 1951 to 26 December 19511952: 12 January 1952 to 27 December 19521953: 6 January 1953 to 14 November 19531954: 17 January 1954 to 10 December 19541955: 1 January 1955 to 26 December 19551956: 8 January 1956 to 8 October 19561907191419211928193619431950JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Knights Landing meeting 10 mm (0.39 in).
First to last qualifying date each year at Knights Landing
YearFirst dateLast date
19071907-01-071907-12-31
19081908-01-141908-12-09
19091909-01-011909-12-31
19101910-01-011910-12-11
19111911-01-121911-04-05
19121912-01-161912-11-07
19131913-01-141913-12-31
19141914-01-011914-12-27
19151915-01-081915-12-14
19161916-01-031916-12-28
19171917-01-021917-04-22
19181918-01-131918-12-09
19191919-01-191919-12-20
19201920-02-281920-12-24
19211921-01-161921-12-27
19221922-01-011922-12-28
19231923-01-171923-12-14
19241924-01-261924-12-22
19251925-01-261925-12-18
19261926-01-281926-11-27
19271927-01-171927-12-25
19281928-01-291928-12-25
19291929-02-021929-12-16
19311931-01-011931-12-31
19321932-01-151932-12-23
19331933-01-191933-12-30
19341934-01-011934-12-14
19351935-01-041935-12-29
19361936-01-011936-12-29
19371937-01-101937-12-11
19381938-01-021938-11-28
19391939-01-051939-09-26
19401940-01-021940-12-27
19411941-01-041941-12-29
19421942-01-241942-12-29
19431943-01-211943-12-20
19441944-01-021944-12-14
19451945-01-311945-12-25
19461946-04-011946-12-06
19471947-02-121947-11-15
19481948-02-051948-12-27
19491949-01-191949-12-15
19501950-01-081950-12-15
19511951-01-101951-12-26
19521952-01-121952-12-27
19531953-01-061953-11-14
19541954-01-171954-12-10
19551955-01-011955-12-26
19561956-01-081956-10-08

Every Fixed Threshold

Fixed thresholds at Knights Landing
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain4929194112
25 mm (0.98 in): Days with 25 mm or more rain45819222
50 mm (1.97 in): Days with 50 mm or more rain13219552

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1907.

Download the Data

  • Data for Knights Landing 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).