Bloomington climate

Bloomington Weather in October

NOAA 1991-2020 normals for Bloomington Indiana Univ, 1.1 km from Bloomington

Average highs run from 73°F on October 1 to 60°F on October 31, and lows from 50°F to 39°F. Normal precipitation for the month is 3.82 in over about 9 wet days.

October day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Bloomington, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
66°F
Average low
44°F
Precipitation
3.82 in
Snowfall
0.1 in
Record high
93°FOct 1, 2019
Record low
22°FOct 31, 2023
Chance of a freeze
72%
Daylight
11 h 47 min to 10 h 33 min
Cloud cover
56%
Humidity
72%
Dew point
45°F
Wind
6.5 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Oct 173°F50°F93°F 201935°F 200326%0%
Oct 272°F49°F92°F 201929°F 200326%0%
Oct 372°F49°F87°F 201829°F 200327%0%
Oct 471°F49°F87°F 200635°F 201027%0%
Oct 571°F48°F88°F 201830°F 202027%0%
Oct 671°F48°F88°F 201833°F 200427%0%
Oct 770°F48°F89°F 200730°F 200027%0%
Oct 870°F47°F89°F 200730°F 201227%0%
Oct 969°F47°F86°F 202032°F 201228%0%
Oct 1069°F46°F87°F 201033°F 201228%0%
Oct 1169°F46°F85°F 201029°F 201228%0%
Oct 1268°F46°F83°F 200832°F 200628%0%
Oct 1368°F45°F80°F 200832°F 200229%0%
Oct 1467°F45°F84°F 201730°F 200229%0%
Oct 1567°F45°F82°F 200827°F 200629%0%
Oct 1666°F44°F80°F 199929°F 202029%0%
Oct 1766°F44°F84°F 201629°F 201529%0%
Oct 1866°F44°F82°F 200725°F 201530%0%
Oct 1965°F43°F81°F 200529°F 202230%0%
Oct 2065°F43°F80°F 200328°F 202230%0%
Oct 2164°F43°F78°F 200727°F 201830%0%
Oct 2264°F42°F85°F 202027°F 201030%0%
Oct 2363°F42°F81°F 202029°F 199830%0%
Oct 2463°F42°F79°F 200028°F 199930%0%
Oct 2563°F41°F78°F 200425°F 199931%1%
Oct 2662°F41°F80°F 200030°F 201331%1%
Oct 2762°F41°F81°F 201428°F 200131%1%
Oct 2861°F40°F79°F 199925°F 200131%1%
Oct 2961°F40°F80°F 201627°F 200531%1%
Oct 3060°F40°F79°F 202425°F 200831%1%
Oct 3160°F39°F79°F 199922°F 202331%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Bloomington, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

October 1
sunrise 7:42 AM, sunset 7:29 PM
October 31
sunrise 8:13 AM, sunset 6:46 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00120784 (Bloomington Indiana Univ), public domain. Records: NOAA GHCN-Daily, station USW00003893, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.