Avondale climate

Avondale Weather in October

NOAA 1991-2020 normals for Chicago Ohare Intl AP, 19.4 km from Avondale

Average highs run from 69°F on October 1 to 56°F on October 31, and lows from 51°F to 40°F. Normal precipitation for the month is 3.43 in over about 11 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 Avondale, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
63°F
Average low
45°F
Precipitation
3.43 in
Snowfall
0.2 in
Record high
90°FOct 3, 2025
Record low
26°FOct 31, 2019
Chance of a freeze
62%
Daylight
11 h 44 min to 10 h 24 min
Cloud cover
65%
Humidity
77%
Dew point
46°F
Wind
13.9 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 169°F51°F88°F 201936°F 200331%0%
Oct 269°F51°F85°F 202332°F 200332%0%
Oct 369°F50°F90°F 202539°F 200432%0%
Oct 468°F50°F89°F 202537°F 201432%0%
Oct 568°F49°F88°F 199736°F 202032%0%
Oct 667°F49°F88°F 200735°F 201232%0%
Oct 767°F49°F88°F 200732°F 200032%0%
Oct 866°F48°F88°F 200734°F 200032%0%
Oct 966°F48°F87°F 201033°F 200032%0%
Oct 1065°F48°F84°F 201033°F 200932%0%
Oct 1165°F47°F84°F 202429°F 200933%0%
Oct 1265°F47°F86°F 200832°F 200633%0%
Oct 1364°F46°F79°F 200034°F 200633%0%
Oct 1464°F46°F78°F 202035°F 200233%1%
Oct 1563°F46°F80°F 199933°F 200633%1%
Oct 1663°F45°F80°F 199834°F 201833%1%
Oct 1762°F45°F85°F 201631°F 200433%1%
Oct 1862°F45°F79°F 200733°F 200933%1%
Oct 1961°F44°F76°F 200035°F 202234%1%
Oct 2061°F44°F85°F 200332°F 201834%1%
Oct 2161°F44°F82°F 202428°F 201834%1%
Oct 2260°F43°F82°F 202231°F 201334%1%
Oct 2360°F43°F81°F 202232°F 201334%1%
Oct 2459°F43°F82°F 202330°F 199934%1%
Oct 2559°F42°F77°F 201229°F 201334%1%
Oct 2658°F42°F77°F 200034°F 199734%2%
Oct 2758°F42°F79°F 201429°F 199734%2%
Oct 2857°F41°F81°F 199928°F 199734%2%
Oct 2957°F41°F83°F 202433°F 200834%2%
Oct 3056°F40°F81°F 202430°F 202034%2%
Oct 3156°F40°F72°F 200026°F 201934%2%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Avondale, 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 (CDT).

October 1
sunrise 6:48 AM, sunset 6:32 PM
October 31
sunrise 7:22 AM, sunset 5:46 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00094846 (Chicago Ohare Intl AP), public domain. Records: NOAA GHCN-Daily, station USW00014819, 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.