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Arkansas · THREADEX · 1882–2026

Fort Smith, AR

35.334°N, 94.365°W · station FSMthr · 145 years of record
103°F
forecast high · Sep 1

7-Day Forecast

NWS NDFD forecast high temperature for Fort Smith.
103°TUE9/1102°WED9/2100°THU9/3101°FRI9/4102°SAT9/5102°SUN9/6102°MON9/7

This Day in History

Every year's high on each of the next 7 forecast dates at Fort Smith — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.

Ranks

#4 / 144
warmest Sep 1 in 144 yrs of record

Warmest Sep 1 ever

108°F
set in 2000

Coolest Sep 1 ever

68°F
set in 1882
Forecast high 103°F — 4th warmest Sep 1 of 144 years · record 108°F (2000) · warmest since 2000.
1882: 68°F1883: 97°F1884: 91°F1885: 82°F1886: 88°F1887: 84°F1888: 86°F1889: 86°F1890: 88°F1891: 86°F1892: 80°F1893: 85°F1894: 77°F1895: 81°F1896: 98°F1897: 96°F1898: 95°F1899: 92°F1900: 90°F1901: 79°F1902: 85°F1903: 81°F1904: 93°F1905: 95°F1906: 88°F1907: 97°F1908: 89°F1909: 87°F1910: 94°F1911: 88°F1912: 97°F1913: 99°F1914: 93°F1915: 77°F1916: 92°F1917: 94°F1918: 89°F1919: 80°F1920: 96°F1921: 84°F1922: 100°F1923: 88°F1924: 97°F1925: 95°F1926: 89°F1927: 81°F1928: 82°F1929: 95°F1930: 99°F1931: 87°F1932: 97°F1933: 90°F1934: 90°F1935: 70°F1936: 96°F1937: 87°F1938: 100°F1939: 104°F1940: 89°F1941: 96°F1942: 93°F1943: 97°F1944: 85°F1945: 98°F1946: 92°F1947: 105°F1948: 92°F1949: 87°F1950: 81°F1951: 100°F1952: 101°F1953: 97°F1954: 95°F1955: 88°F1956: 95°F1957: 92°F1958: 94°F1959: 92°F1960: 96°F1961: 92°F1962: 81°F1963: 95°F1964: 96°F1965: 85°F1966: 89°F1967: 79°F1968: 87°F1969: 90°F1970: 94°F1971: 89°F1972: 84°F1973: 94°F1974: 73°F1975: 93°F1976: 73°F1977: 93°F1978: 90°F1979: 90°F1980: 97°F1981: 84°F1982: 95°F1983: 92°F1984: 96°F1985: 103°F1986: 85°F1987: 86°F1988: 91°F1989: 100°F1990: 97°F1991: 85°F1992: 88°F1993: 91°F1994: 74°F1995: 93°F1996: 86°F1997: 97°F1998: 99°F1999: 93°F2000: 108°F2001: 90°F2002: 92°F2003: 82°F2004: 88°F2005: 99°F2006: 88°F2007: 91°F2008: 90°F2009: 81°F2010: 90°F2011: 101°F2012: 83°F2013: 101°F2014: 94°F2015: 93°F2016: 93°F2017: 88°F2018: 90°F2019: 91°F2020: 83°F2021: 101°F2022: 90°F2023: 94°F2024: 91°F2025: 79°F103° forecast6570758085909510010511018901900191019201930194019501960197019801990200020102020
📖 Fort Smith's full Climate Almanac →

The Numbers

Forecast high · Sep 1103°F
Hottest this date since2000
This-date record108°F
This-date rank#4 of 144
Hottest at any time since2026
All-time record115°F (2011)
Odds to tie/break0.0% (daily)
Period of record1882–2026

Record Book

The hottest and coldest ever recorded at Fort Smith in each calendar month, and for the whole 1882–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan81°FJan 19, 1952-11°FJan 12, 1918
Feb88°FFeb 23, 2017-15°FFeb 12, 1899
Mar95°FMar 22, 20267°FMar 11, 1948
Apr96°FApr 18, 200622°FApr 3, 1975
May99°FMay 31, 193434°FMay 1, 1903
Jun106°FJun 20, 193647°FJun 3, 1964
Jul111°FJul 13, 195450°FJul 6, 1972
Aug115°FAug 3, 201145°FAug 24, 1891
Sep109°FSep 4, 199833°FSep 29, 1967
Oct96°FOct 1, 193822°FOct 30, 1917
Nov89°FNov 18, 20258°FNov 29, 1976
Dec84°FDec 27, 2025-5°FDec 23, 1989
All-time115°FAug 3, 2011-15°FFeb 12, 1899

2026 Records So Far

Records set or tied at Fort Smith so far this year — through Aug 30.

Record Highs in 2026

10 broke
plus 1 tied — daily record highs set this year
Monthly high record this year: Mar (95°F)

Record Lows in 2026

1 broke
plus 0 tied — daily record lows set this year

Record Warm Nights & Cold Days

Two more daily records, kept separate from the rankings: the warmest a night has ever stayed (record high minimum) and the coldest a day has ever gotten (record low maximum) — the flip side of the usual record high and low.

Warmest low ever

85°F
record high minimum — the night it never cooled · Aug 2, 1934

Coldest high ever

3°F
record low maximum — the day it never warmed · Jan 8, 1886
MonthWarmest lowColdest high
Jan67°FJan 7, 20083°FJan 8, 1886
Feb68°FFeb 24, 19306°FFeb 7, 1895
Mar71°FMar 19, 190725°FMar 11, 1948
Apr72°FApr 5, 188842°FApr 4, 1886
May76°FMay 20, 190249°FMay 2, 1994
Jun84°FJun 27, 201158°FJun 1, 1903
Jul83°FJul 16, 193968°FJul 16, 1967
Aug85°FAug 2, 193468°FAug 25, 1887
Sep82°FSep 1, 192257°FSep 26, 1984
Oct75°FOct 1, 191137°FOct 29, 1925
Nov70°FNov 6, 192429°FNov 28, 1976
Dec70°FDec 7, 19668°FDec 24, 1983
All-time85°FAug 2, 19343°FJan 8, 1886

Hot Streaks

Current run

6 days
consecutive days with a high ≥ 90°F

Longest ever

97 days
record run, ended Sep 4 2011

So far in 2026

83 days
days with a high ≥ 90°F this year

Climate Normals

Normal high & low by month, from Fort Smith's own 1991–2020 record. Today's normal high: 92°F · forecast is +12° vs normal.
Jan: 51°FJan: 30°FFeb: 56°FFeb: 34°FMar: 65°FMar: 42°FApr: 74°FApr: 50°FMay: 81°FMay: 60°FJun: 89°FJun: 69°FJul: 94°FJul: 72°FAug: 93°FAug: 71°FSep: 86°FSep: 64°FOct: 75°FOct: 52°FNov: 63°FNov: 40°FDec: 53°FDec: 33°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:50 AM
Sunset6:45 PM
Solar noon12:17 PM
Daylight12h 55m · losing 15 min/wk
Local standard time (no DST), level horizon.

Location

35.33°N, 94.36°W

Nearby Stations

Mount Ida, AR70 mi SERussellville, AR71 mi EDequeen, AR88 mi SHarrison, AR93 mi NETulsa, OK103 mi NWLittle Rock, AR127 mi E

The Last 6 Weeks

Fort Smith's observed daily high for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
Fort Smith, AR — last six weeks of daily high

2026 So Far

Every day this year against Fort Smith's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.
Fort Smith, AR — 2026 daily high trace
Download year chart

Every Day Since 1882

Each cell is one day's high at Fort Smith, coloured by temperature — 145 years of record, so heat waves read as warm streaks and cold snaps as blue.
Fort Smith, AR daily high heat map 1882–2026

Days Above the Mark

How many days a year hit a given high at Fort Smith — counted through Sep 1 each year, so you can see whether 2026 is running hot. Pick a threshold:
83 days ≥90°F so far in 2026 — tied for the 13th most in 145 years. Normal for this point: 63. Record: 99 in 2011.

Share Card

A ready-to-share summary of Fort Smith's outlook — post it, or link this page.
Fort Smith, AR hot share card
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