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Built 2026-10-19 (19 October 2026)

Arkansas Post Threshold Days by Year (USC00030240)

18 fixed thresholds counted per year at Arkansas Post (USC00030240): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Arkansas Post Thresholds

  • Arkansas Post: days with 10 mm (0.39 in) or more of precipitation in 59 years, most in 1973 with 58.
  • Arkansas Post: days with 25 mm (0.98 in) or more of precipitation in 59 years, most in 2004 with 26.
  • Arkansas Post: days with 50 mm (1.97 in) or more of precipitation in 57 years, most in 1991 with 10.
  • Arkansas Post: nights with a minimum temperature at or above 20 C (68 F) in 51 years, most in 2018 with 130.
  • 18 fixed thresholds have at least one qualifying day at Arkansas Post.
49 years with a qualifying day
Days at or above 30 C (86 F) per year at Arkansas Post Days per year at Arkansas Post with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 138 in 1977. 0501001501964: 1071965: 1221966: 1081967: 1151968: 1121969: 1201970: 1341971: 1191972: 1361973: 1281974: 941975: 1111976: 961977: 1381978: 1231979: 1071980: 1321981: 1151982: 1251983: 1101984: 1101985: 1201986: 1201987: 1211988: 1061989: 791990: 1051991: 821993: 941997: 762003: 772004: 692005: 1172006: 1022007: 882008: 772009: 632010: 1212011: 1002012: 1012014: 692015: 942016: 1032017: 652018: 1272019: 1292020: 972021: 852026: 121964196919741979198419892003200820142019
Days per year at Arkansas Post with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 138 in 1977.
Days at or above 30 C (86 F) per year at Arkansas Post
YearDaysDecade average
1964107114
1965122114
1966108114
1967115114
1968112114
1969120114
1970134118.6
1971119118.6
1972136118.6
1973128118.6
197494118.6
1975111118.6
197696118.6
1977138118.6
1978123118.6
1979107118.6
1980132113.8
1981115113.8
1982125113.8
1983110113.8
1984110113.8
1985120113.8
1986120113.8
1987121113.8
1988106113.8
198979113.8
199010589.3
19918289.3
19939489.3
19977689.3
20037784.7
20046984.7
200511784.7
200610284.7
20078884.7
20087784.7
20096384.7
2010121101
2011100101
2012101101
201469101
201594101
2016103101
201765101
2018127101
2019129101
20209764.7
20218564.7
20261264.7
First to last qualifying date each year at Arkansas Post For each year, a bar from the first to the last day at Arkansas Post meeting 30 C (86 F). 1964: 17 May 1964 to 26 September 19641965: 9 April 1965 to 26 November 19651966: 31 March 1966 to 9 October 19661967: 11 March 1967 to 15 October 19671968: 18 April 1968 to 31 October 19681969: 16 April 1969 to 21 October 19691970: 29 April 1970 to 26 October 19701971: 21 May 1971 to 28 October 19711972: 12 April 1972 to 17 October 19721973: 9 May 1973 to 20 October 19731974: 3 April 1974 to 21 September 19741975: 24 April 1975 to 14 October 19751976: 12 May 1976 to 4 October 19761977: 7 April 1977 to 2 October 19771978: 31 March 1978 to 21 October 19781979: 9 May 1979 to 20 October 19791980: 21 April 1980 to 11 October 19801981: 18 April 1981 to 6 October 19811982: 19 March 1982 to 9 October 19821983: 28 May 1983 to 3 October 19831984: 26 April 1984 to 16 October 19841985: 18 April 1985 to 14 October 19851986: 7 April 1986 to 4 October 19861987: 19 April 1987 to 18 September 19871988: 9 May 1988 to 24 September 19881989: 22 April 1989 to 9 September 19891990: 29 April 1990 to 3 October 19901991: 12 May 1991 to 18 September 19911993: 7 May 1993 to 25 September 19931997: 18 May 1997 to 8 October 19972003: 29 May 2003 to 21 October 20032004: 20 March 2004 to 19 September 20042005: 11 May 2005 to 19 October 20052006: 17 April 2006 to 5 October 20062007: 6 May 2007 to 10 October 20072008: 19 May 2008 to 13 September 20082009: 31 May 2009 to 9 September 20092010: 6 May 2010 to 10 October 20102011: 25 May 2011 to 16 October 20112012: 4 May 2012 to 26 September 20122014: 4 May 2014 to 2 October 20142015: 7 June 2015 to 16 October 20152016: 24 May 2016 to 20 October 20162017: 22 March 2017 to 14 October 20172018: 8 May 2018 to 9 October 20182019: 14 May 2019 to 7 October 20192020: 22 May 2020 to 15 September 20202021: 22 May 2021 to 15 September 20212026: 16 April 2026 to 31 May 20261964197119781985199320082016JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Arkansas Post meeting 30 C (86 F).
First to last qualifying date each year at Arkansas Post
YearFirst dateLast date
19641964-05-171964-09-26
19651965-04-091965-11-26
19661966-03-311966-10-09
19671967-03-111967-10-15
19681968-04-181968-10-31
19691969-04-161969-10-21
19701970-04-291970-10-26
19711971-05-211971-10-28
19721972-04-121972-10-17
19731973-05-091973-10-20
19741974-04-031974-09-21
19751975-04-241975-10-14
19761976-05-121976-10-04
19771977-04-071977-10-02
19781978-03-311978-10-21
19791979-05-091979-10-20
19801980-04-211980-10-11
19811981-04-181981-10-06
19821982-03-191982-10-09
19831983-05-281983-10-03
19841984-04-261984-10-16
19851985-04-181985-10-14
19861986-04-071986-10-04
19871987-04-191987-09-18
19881988-05-091988-09-24
19891989-04-221989-09-09
19901990-04-291990-10-03
19911991-05-121991-09-18
19931993-05-071993-09-25
19971997-05-181997-10-08
20032003-05-292003-10-21
20042004-03-202004-09-19
20052005-05-112005-10-19
20062006-04-172006-10-05
20072007-05-062007-10-10
20082008-05-192008-09-13
20092009-05-312009-09-09
20102010-05-062010-10-10
20112011-05-252011-10-16
20122012-05-042012-09-26
20142014-05-042014-10-02
20152015-06-072015-10-16
20162016-05-242016-10-20
20172017-03-222017-10-14
20182018-05-082018-10-09
20192019-05-142019-10-07
20202020-05-222020-09-15
20212021-05-222021-09-15
20262026-04-162026-05-31

Every Fixed Threshold

Fixed thresholds at Arkansas Post
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days49138197712
35 C (95 F): Days447419805
40 C (104 F): Days3719803
90 F (32.2 C): Days4910919802
100 F (37.8 C): Days213419802
0 C (32 F): Ice days (max391419896
0 C (32 F): Frost days (min5083196830
-10 C (14 F): Days with min28719702
-20 C (-4 F): Days with min1119661
20 C (68 F): Tropical nights (min51130201811
25 C (77 F): Days with min4033201010
10 mm (0.39 in): Days with 10 mm or more rain595819731
25 mm (0.98 in): Days with 25 mm or more rain592620041
50 mm (1.97 in): Days with 50 mm or more rain571019916
100 mm (3.94 in): Days with 100 mm or more rain17319911
200 mm (7.87 in): Days with 200 mm or more rain10n/a1
10 cm (3.9 in): Days with 10 cm or more snowfall9220212
25 cm (9.8 in): Days with 25 cm or more snowfall10n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.

Download the Data

  • Data for Arkansas Post 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).