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Built 2026-10-19 (19 October 2026)

Florence at Lock Threshold Days by Year (USC00012976)

4 fixed thresholds counted per year at Florence at Lock (USC00012976): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Florence at Lock Thresholds

  • Florence at Lock: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 1950 with 54.
  • Florence at Lock: days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 1909 with 19.
  • Florence at Lock: days with 50 mm (1.97 in) or more of precipitation in 28 years, most in 1955 with 7.
  • Florence at Lock: days with 100 mm (3.94 in) or more of precipitation in 6 years, most in 1918 with 2.
  • 4 fixed thresholds have at least one qualifying day at Florence at Lock.
29 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Florence at Lock Days per year at Florence at Lock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1950. 02040601894: 431895: 411896: 401897: 431898: 321899: 301900: 521901: 411902: 401903: 511904: 391905: 511906: 411907: 391908: 531909: 451918: 431919: 531949: 481950: 541951: 441952: 421953: 371954: 341955: 371956: 371957: 451958: 441959: 401894189719001903190619091949195219551958
Days per year at Florence at Lock with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 54 in 1950.
Days with 10 mm (0.39 in) or more of precipitation per year at Florence at Lock
YearDaysDecade average
18944338.2
18954138.2
18964038.2
18974338.2
18983238.2
18993038.2
19005245.2
19014145.2
19024045.2
19035145.2
19043945.2
19055145.2
19064145.2
19073945.2
19085345.2
19094545.2
19184348
19195348
19494848
19505441.4
19514441.4
19524241.4
19533741.4
19543441.4
19553741.4
19563741.4
19574541.4
19584441.4
19594041.4
First to last qualifying date each year at Florence at Lock For each year, a bar from the first to the last day at Florence at Lock meeting 10 mm (0.39 in). 1894: 4 January 1894 to 26 December 18941895: 7 January 1895 to 26 December 18951896: 8 January 1896 to 15 December 18961897: 4 January 1897 to 22 December 18971898: 15 January 1898 to 31 December 18981899: 5 January 1899 to 23 December 18991900: 10 January 1900 to 23 December 19001901: 10 January 1901 to 29 December 19011902: 19 January 1902 to 29 December 19021903: 2 January 1903 to 25 December 19031904: 2 January 1904 to 27 December 19041905: 5 January 1905 to 23 December 19051906: 3 January 1906 to 31 December 19061907: 4 January 1907 to 30 December 19071908: 4 January 1908 to 22 December 19081909: 5 January 1909 to 25 December 19091918: 11 January 1918 to 31 December 19181919: 1 January 1919 to 14 December 19191949: 3 January 1949 to 18 December 19491950: 5 January 1950 to 7 December 19501951: 4 January 1951 to 26 December 19511952: 5 January 1952 to 31 December 19521953: 10 January 1953 to 29 December 19531954: 11 January 1954 to 29 December 19541955: 19 January 1955 to 18 December 19551956: 19 January 1956 to 23 December 19561957: 5 January 1957 to 26 December 19571958: 14 January 1958 to 29 November 19581959: 1 January 1959 to 27 November 195918941898190219061918195119551959JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Florence at Lock meeting 10 mm (0.39 in).
First to last qualifying date each year at Florence at Lock
YearFirst dateLast date
18941894-01-041894-12-26
18951895-01-071895-12-26
18961896-01-081896-12-15
18971897-01-041897-12-22
18981898-01-151898-12-31
18991899-01-051899-12-23
19001900-01-101900-12-23
19011901-01-101901-12-29
19021902-01-191902-12-29
19031903-01-021903-12-25
19041904-01-021904-12-27
19051905-01-051905-12-23
19061906-01-031906-12-31
19071907-01-041907-12-30
19081908-01-041908-12-22
19091909-01-051909-12-25
19181918-01-111918-12-31
19191919-01-011919-12-14
19491949-01-031949-12-18
19501950-01-051950-12-07
19511951-01-041951-12-26
19521952-01-051952-12-31
19531953-01-101953-12-29
19541954-01-111954-12-29
19551955-01-191955-12-18
19561956-01-191956-12-23
19571957-01-051957-12-26
19581958-01-141958-11-29
19591959-01-011959-11-27

Every Fixed Threshold

Fixed thresholds at Florence at Lock
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2954195040
25 mm (0.98 in): Days with 25 mm or more rain291919099
50 mm (1.97 in): Days with 50 mm or more rain28719552
100 mm (3.94 in): Days with 100 mm or more rain6219181

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

  • Data for Florence at Lock 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).