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Built 2026-10-19 (19 October 2026)

Florence Rgnl AP Threshold Days by Year (USW00013744)

17 fixed thresholds counted per year at Florence Rgnl AP (USW00013744): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Florence Rgnl AP Thresholds

  • Florence Rgnl AP: days with a maximum temperature at or above 30 C (86 F) in 79 years, most in 2010 with 143.
  • Florence Rgnl AP: days with a maximum temperature at or above 90 F (32.2 C) in 79 years, most in 1954 with 108.
  • Florence Rgnl AP: nights with a minimum temperature at or below 0 C (32 F) in 79 years, most in 1968 with 80.
  • Florence Rgnl AP: nights with a minimum temperature at or above 20 C (68 F) in 79 years, most in 2018 with 138.
  • 17 fixed thresholds have at least one qualifying day at Florence Rgnl AP.
79 years with a qualifying day
Days at or above 30 C (86 F) per year at Florence Rgnl AP Days per year at Florence Rgnl AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 143 in 2010. 0501001501948: 1041949: 951950: 1061951: 1161952: 1231953: 1181954: 1391955: 1131956: 1151957: 1191958: 1041959: 1101960: 1141961: 991962: 1251963: 1051964: 991965: 991966: 821967: 901968: 1221969: 921970: 1061971: 771972: 801973: 1131974: 1331975: 1301976: 1131977: 1341978: 1091979: 691980: 1191981: 1111982: 841983: 1021984: 891985: 1091986: 1321987: 1141988: 1061989: 1181990: 1361991: 1181992: 901993: 1341994: 1121995: 1291996: 1031997: 1011998: 1321999: 982000: 1082001: 1042002: 1242003: 842004: 922005: 1102006: 992007: 1272008: 1022009: 1012010: 1432011: 1302012: 1042013: 1102014: 1272015: 1202016: 1262017: 1172018: 1422019: 1402020: 1102021: 1232022: 1212023: 1012024: 1252025: 1132026: 1391948195619641972198019881996200420122020
Days per year at Florence Rgnl AP with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 143 in 2010.
Days at or above 30 C (86 F) per year at Florence Rgnl AP
YearDaysDecade average
194810499.5
19499599.5
1950106116.3
1951116116.3
1952123116.3
1953118116.3
1954139116.3
1955113116.3
1956115116.3
1957119116.3
1958104116.3
1959110116.3
1960114102.7
196199102.7
1962125102.7
1963105102.7
196499102.7
196599102.7
196682102.7
196790102.7
1968122102.7
196992102.7
1970106106.4
197177106.4
197280106.4
1973113106.4
1974133106.4
1975130106.4
1976113106.4
1977134106.4
1978109106.4
197969106.4
1980119108.4
1981111108.4
198284108.4
1983102108.4
198489108.4
1985109108.4
1986132108.4
1987114108.4
1988106108.4
1989118108.4
1990136115.3
1991118115.3
199290115.3
1993134115.3
1994112115.3
1995129115.3
1996103115.3
1997101115.3
1998132115.3
199998115.3
2000108105.1
2001104105.1
2002124105.1
200384105.1
200492105.1
2005110105.1
200699105.1
2007127105.1
2008102105.1
2009101105.1
2010143125.9
2011130125.9
2012104125.9
2013110125.9
2014127125.9
2015120125.9
2016126125.9
2017117125.9
2018142125.9
2019140125.9
2020110118.9
2021123118.9
2022121118.9
2023101118.9
2024125118.9
2025113118.9
2026139118.9
First to last qualifying date each year at Florence Rgnl AP For each year, a bar from the first to the last day at Florence Rgnl AP meeting 30 C (86 F). 1948: 20 March 1948 to 22 September 19481949: 27 March 1949 to 19 September 19491950: 23 April 1950 to 1 November 19501951: 30 April 1951 to 7 October 19511952: 19 April 1952 to 2 October 19521953: 23 April 1953 to 24 October 19531954: 25 March 1954 to 13 October 19541955: 5 March 1955 to 7 October 19551956: 29 April 1956 to 5 October 19561957: 21 April 1957 to 23 September 19571958: 19 April 1958 to 16 November 19581959: 8 April 1959 to 11 October 19591960: 17 April 1960 to 6 October 19601961: 23 April 1961 to 3 November 19611962: 11 April 1962 to 13 October 19621963: 18 March 1963 to 12 October 19631964: 19 April 1964 to 30 September 19641965: 9 April 1965 to 23 September 19651966: 1 April 1966 to 5 October 19661967: 15 March 1967 to 6 October 19671968: 20 March 1968 to 3 October 19681969: 5 April 1969 to 20 October 19691970: 21 April 1970 to 3 October 19701971: 13 April 1971 to 21 September 19711972: 13 April 1972 to 17 October 19721973: 11 May 1973 to 27 November 19731974: 7 March 1974 to 5 November 19741975: 13 March 1975 to 23 October 19751976: 2 March 1976 to 8 October 19761977: 31 March 1977 to 2 October 19771978: 1 April 1978 to 22 September 19781979: 4 May 1979 to 10 November 19791980: 23 April 1980 to 11 October 19801981: 31 March 1981 to 6 October 19811982: 21 March 1982 to 18 September 19821983: 12 May 1983 to 13 October 19831984: 25 April 1984 to 27 October 19841985: 29 March 1985 to 15 October 19851986: 11 March 1986 to 13 October 19861987: 22 April 1987 to 22 September 19871988: 5 April 1988 to 2 October 19881989: 15 March 1989 to 17 October 19891990: 11 March 1990 to 9 October 19901991: 18 April 1991 to 3 December 19911992: 23 April 1992 to 27 September 19921993: 12 April 1993 to 16 November 19931994: 11 April 1994 to 9 October 19941995: 22 March 1995 to 27 October 19951996: 23 April 1996 to 28 September 19961997: 2 March 1997 to 11 October 19971998: 8 May 1998 to 10 November 19981999: 2 April 1999 to 26 September 19992000: 6 May 2000 to 6 October 20002001: 7 April 2001 to 24 October 20012002: 16 March 2002 to 7 October 20022003: 2 May 2003 to 22 September 20032004: 11 April 2004 to 23 September 20042005: 9 May 2005 to 20 October 20052006: 3 April 2006 to 5 October 20062007: 25 March 2007 to 23 October 20072008: 26 April 2008 to 15 September 20082009: 24 April 2009 to 10 October 20092010: 1 April 2010 to 27 October 20102011: 18 March 2011 to 17 October 20112012: 29 March 2012 to 6 October 20122013: 10 April 2013 to 6 October 20132014: 1 April 2014 to 28 October 20142015: 11 March 2015 to 30 September 20152016: 16 March 2016 to 30 October 20162017: 21 March 2017 to 12 October 20172018: 3 April 2018 to 16 October 20182019: 8 April 2019 to 31 October 20192020: 19 March 2020 to 8 October 20202021: 27 March 2021 to 22 October 20212022: 24 February 2022 to 26 September 20222023: 24 March 2023 to 30 October 20232024: 15 April 2024 to 26 October 20242025: 3 April 2025 to 26 September 20252026: 11 March 2026 to 14 October 202619481958196819781988199820082018JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Florence Rgnl AP meeting 30 C (86 F).
First to last qualifying date each year at Florence Rgnl AP
YearFirst dateLast date
19481948-03-201948-09-22
19491949-03-271949-09-19
19501950-04-231950-11-01
19511951-04-301951-10-07
19521952-04-191952-10-02
19531953-04-231953-10-24
19541954-03-251954-10-13
19551955-03-051955-10-07
19561956-04-291956-10-05
19571957-04-211957-09-23
19581958-04-191958-11-16
19591959-04-081959-10-11
19601960-04-171960-10-06
19611961-04-231961-11-03
19621962-04-111962-10-13
19631963-03-181963-10-12
19641964-04-191964-09-30
19651965-04-091965-09-23
19661966-04-011966-10-05
19671967-03-151967-10-06
19681968-03-201968-10-03
19691969-04-051969-10-20
19701970-04-211970-10-03
19711971-04-131971-09-21
19721972-04-131972-10-17
19731973-05-111973-11-27
19741974-03-071974-11-05
19751975-03-131975-10-23
19761976-03-021976-10-08
19771977-03-311977-10-02
19781978-04-011978-09-22
19791979-05-041979-11-10
19801980-04-231980-10-11
19811981-03-311981-10-06
19821982-03-211982-09-18
19831983-05-121983-10-13
19841984-04-251984-10-27
19851985-03-291985-10-15
19861986-03-111986-10-13
19871987-04-221987-09-22
19881988-04-051988-10-02
19891989-03-151989-10-17
19901990-03-111990-10-09
19911991-04-181991-12-03
19921992-04-231992-09-27
19931993-04-121993-11-16
19941994-04-111994-10-09
19951995-03-221995-10-27
19961996-04-231996-09-28
19971997-03-021997-10-11
19981998-05-081998-11-10
19991999-04-021999-09-26
20002000-05-062000-10-06
20012001-04-072001-10-24
20022002-03-162002-10-07
20032003-05-022003-09-22
20042004-04-112004-09-23
20052005-05-092005-10-20
20062006-04-032006-10-05
20072007-03-252007-10-23
20082008-04-262008-09-15
20092009-04-242009-10-10
20102010-04-012010-10-27
20112011-03-182011-10-17
20122012-03-292012-10-06
20132013-04-102013-10-06
20142014-04-012014-10-28
20152015-03-112015-09-30
20162016-03-162016-10-30
20172017-03-212017-10-12
20182018-04-032018-10-16
20192019-04-082019-10-31
20202020-03-192020-10-08
20212021-03-272021-10-22
20222022-02-242022-09-26
20232023-03-242023-10-30
20242024-04-152024-10-26
20252025-04-032025-09-26
20262026-03-112026-10-14

Every Fixed Threshold

Fixed thresholds at Florence Rgnl AP
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days791432010139
35 C (95 F): Days7763195436
40 C (104 F): Days10519542
90 F (32.2 C): Days79108195494
100 F (37.8 C): Days492619542
0 C (32 F): Ice days (max33419621
0 C (32 F): Frost days (min7980196838
-10 C (14 F): Days with min28420102
20 C (68 F): Tropical nights (min791382018104
25 C (77 F): Days with min491319939
10 mm (0.39 in): Days with 10 mm or more rain7953201524
25 mm (0.98 in): Days with 25 mm or more rain792119597
50 mm (1.97 in): Days with 50 mm or more rain75619593
100 mm (3.94 in): Days with 100 mm or more rain17220161
200 mm (7.87 in): Days with 200 mm or more rain1120161
10 cm (3.9 in): Days with 10 cm or more snowfall6219731
25 cm (9.8 in): Days with 25 cm or more snowfall3119731

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

  • Data for Florence Rgnl AP 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 (2026-10-17).