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Indiana · THREADEX · 1871–2026

Indianapolis, IN

39.725°N, 86.282°W · station INDthr · 156 years of record
74°F
forecast high · Oct 22

7-Day Forecast

NWS NDFD forecast high temperature for Indianapolis.
56°SAT10/1764°SUN10/1867°MON10/1971°TUE10/2072°WED10/2174°THU10/2274°FRI10/23

This Day in History

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

Ranks

#24 / 155
warmest Oct 22 in 155 yrs of record

Warmest Oct 22 ever

85°F
set in 1947

Coolest Oct 22 ever

37°F
set in 1916
Forecast high 74°F — 24th warmest Oct 22 of 155 years · record 85°F (1947) · warmest since 2024.
1871: 72°F1872: 71°F1873: 68°F1874: 74°F1875: 75°F1876: 73°F1877: 59°F1878: 62°F1879: 67°F1880: 63°F1881: 70°F1882: 65°F1883: 48°F1884: 76°F1885: 60°F1886: 67°F1887: 50°F1888: 46°F1889: 48°F1890: 55°F1891: 50°F1892: 66°F1893: 68°F1894: 71°F1895: 61°F1896: 54°F1897: 61°F1898: 42°F1899: 76°F1900: 73°F1901: 78°F1902: 74°F1903: 68°F1904: 54°F1905: 52°F1906: 70°F1907: 66°F1908: 81°F1909: 64°F1910: 56°F1911: 48°F1912: 73°F1913: 53°F1914: 77°F1915: 68°F1916: 37°F1917: 51°F1918: 67°F1919: 60°F1920: 81°F1921: 70°F1922: 72°F1923: 50°F1924: 49°F1925: 46°F1926: 60°F1927: 78°F1928: 68°F1929: 46°F1930: 50°F1931: 75°F1932: 59°F1933: 57°F1934: 72°F1935: 66°F1936: 70°F1937: 45°F1938: 72°F1939: 65°F1940: 63°F1941: 77°F1942: 50°F1943: 63°F1944: 62°F1945: 60°F1946: 72°F1947: 85°F1948: 50°F1949: 69°F1950: 69°F1951: 75°F1952: 53°F1953: 84°F1954: 68°F1955: 64°F1956: 74°F1957: 68°F1958: 72°F1959: 74°F1960: 52°F1961: 57°F1962: 67°F1963: 84°F1964: 67°F1965: 58°F1966: 63°F1967: 68°F1968: 68°F1969: 53°F1970: 61°F1971: 73°F1972: 55°F1973: 72°F1974: 65°F1975: 77°F1976: 50°F1977: 74°F1978: 80°F1979: 78°F1980: 69°F1981: 50°F1982: 52°F1983: 64°F1984: 64°F1985: 60°F1986: 74°F1987: 58°F1988: 49°F1989: 64°F1990: 55°F1991: 78°F1992: 65°F1993: 61°F1994: 74°F1995: 70°F1996: 66°F1997: 48°F1998: 54°F1999: 60°F2000: 75°F2001: 72°F2002: 63°F2003: 58°F2004: 59°F2005: 58°F2006: 50°F2007: 69°F2008: 58°F2009: 67°F2010: 68°F2011: 63°F2012: 69°F2013: 50°F2014: 57°F2015: 82°F2016: 56°F2017: 79°F2018: 65°F2019: 58°F2020: 63°F2021: 54°F2022: 78°F2023: 59°F2024: 77°F2025: 56°F74° forecast3540455055606570758085188018901900191019201930194019501960197019801990200020102020
📖 Indianapolis's full Climate Almanac →

The Numbers

Forecast high · Oct 2274°F
Hottest this date since2024
This-date record85°F
This-date rank#24 of 155
Hottest at any time since2026
All-time record106°F (1901)
Odds to tie/break0.0% (daily)
Period of record1871–2026

Record Book

The hottest and coldest ever recorded at Indianapolis in each calendar month, and for the whole 1871–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan71°FJan 25, 1950-27°FJan 19, 1994
Feb77°FFeb 20, 2018-21°FFeb 10, 1982
Mar88°FMar 22, 2026-7°FMar 2, 1980
Apr90°FApr 24, 192518°FApr 13, 1950
May96°FMay 31, 189527°FMay 9, 2020
Jun104°FJun 28, 201237°FJun 22, 1992
Jul106°FJul 22, 190146°FJul 21, 1944
Aug103°FAug 5, 191841°FAug 29, 1965
Sep100°FSep 14, 193930°FSep 30, 1899
Oct92°FOct 1, 201920°FOct 26, 1962
Nov81°FNov 1, 1950-5°FNov 22, 1880
Dec74°FDec 2, 1982-23°FDec 22, 1989
All-time106°FJul 22, 1901-27°FJan 19, 1994

2026 Records So Far

Records set or tied at Indianapolis so far this year — through Oct 15.

Record Highs in 2026

6 broke
plus 2 tied — daily record highs set this year
Monthly high record this year: Mar (88°F)

Record Lows in 2026

0 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 · Jun 28, 1874

Coldest high ever

-11°F
record low maximum — the day it never warmed · Jan 20, 1985
MonthWarmest lowColdest high
Jan61°FJan 7, 2008-11°FJan 20, 1985
Feb63°FFeb 15, 1954-7°FFeb 9, 1899
Mar65°FMar 27, 199813°FMar 3, 1873
Apr69°FApr 30, 187226°FApr 17, 1875
May76°FMay 25, 187140°FMay 1, 1897
Jun85°FJun 28, 187453°FJun 3, 1945
Jul84°FJul 7, 187464°FJul 13, 1990
Aug82°FAug 6, 191858°FAug 23, 1891
Sep77°FSep 4, 202647°FSep 22, 1913
Oct74°FOct 5, 188429°FOct 29, 1925
Nov63°FNov 6, 19249°FNov 24, 1950
Dec61°FDec 4, 1998-7°FDec 24, 1983
All-time85°FJun 28, 1874-11°FJan 20, 1985

Hot Streaks

Current run

0 days
consecutive days with a high ≥ 90°F

Longest ever

23 days
record run, ended Aug 8 2011

So far in 2026

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

Climate Normals

Normal high & low by month, from Indianapolis's own 1991–2020 record. Today's normal high: 62°F · forecast is +12° vs normal.
Jan: 36°FJan: 21°FFeb: 41°FFeb: 24°FMar: 52°FMar: 33°FApr: 64°FApr: 43°FMay: 74°FMay: 54°FJun: 82°FJun: 63°FJul: 85°FJul: 66°FAug: 84°FAug: 65°FSep: 78°FSep: 58°FOct: 66°FOct: 46°FNov: 52°FNov: 35°FDec: 41°FDec: 26°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:56 AM
Sunset5:05 PM
Solar noon11:30 AM
Daylight11h 09m · losing 17 min/wk
Local standard time (no DST), level horizon.

Location

39.73°N, 86.28°W

Nearby Stations

Cincinnati, OH98 mi SEFort Wayne, IN103 mi NEDayton, OH110 mi ELouisville, KY110 mi SEvansville, IN133 mi SWWilmington, OH134 mi E

The Last 6 Weeks

Indianapolis'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.
Indianapolis, IN — last six weeks of daily high

2026 So Far

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

Every Day Since 1871

Each cell is one day's high at Indianapolis, coloured by temperature — 156 years of record, so heat waves read as warm streaks and cold snaps as blue.
Indianapolis, IN daily high heat map 1871–2026

Days Above the Mark

How many days a year hit a given high at Indianapolis — counted through Oct 22 each year, so you can see whether 2026 is running hot. Pick a threshold:
27 days ≥90°F so far in 2026 — tied for the 48th most in 156 years. Normal for this point: 21. Record: 58 in 1983.

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