Minooka climate

Minooka Weather in August

NOAA 1991-2020 normals for Channahon Dresden Isl Dam, 6.6 km from Minooka

Average highs run from 84°F on August 1 to 81°F on August 31, and lows from 65°F to 61°F. Normal precipitation for the month is 3.75 in over about 9 wet days.

August day by day

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

Normal daily high and low temperature at Minooka, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
83°F
Average low
63°F
Precipitation
3.75 in
Record high
102°FAug 2, 1988
Record low
39°FAug 29, 1986
Chance of a freeze
0%
Days of 90°F or more
4.4
Daylight
14 h 22 min to 13 h 10 min
Cloud cover
50%
Humidity
74%
Dew point
63°F
Wind
7.4 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
Aug 184°F65°F96°F 198853°F 199028%0%
Aug 284°F65°F102°F 198853°F 199028%0%
Aug 384°F65°F97°F 198851°F 197628%0%
Aug 484°F65°F98°F 198850°F 197828%0%
Aug 584°F65°F95°F 198851°F 197828%0%
Aug 683°F65°F93°F 200651°F 199428%0%
Aug 783°F64°F96°F 198451°F 198928%0%
Aug 883°F64°F98°F 198451°F 197628%0%
Aug 983°F64°F99°F 198851°F 202428%0%
Aug 1083°F64°F96°F 198451°F 198628%0%
Aug 1183°F64°F95°F 202150°F 198228%0%
Aug 1283°F64°F93°F 198850°F 197728%0%
Aug 1383°F64°F95°F 199550°F 200428%0%
Aug 1483°F64°F95°F 199551°F 200428%0%
Aug 1583°F64°F94°F 199549°F 197927%0%
Aug 1683°F64°F98°F 198846°F 202327%0%
Aug 1782°F63°F100°F 198851°F 197627%0%
Aug 1882°F63°F101°F 198851°F 197727%0%
Aug 1982°F63°F98°F 198850°F 197727%0%
Aug 2082°F63°F97°F 198353°F 197727%0%
Aug 2182°F63°F94°F 198052°F 198527%0%
Aug 2282°F63°F95°F 198350°F 198527%0%
Aug 2382°F63°F89°F 198651°F 202627%0%
Aug 2482°F62°F93°F 202350°F 198627%0%
Aug 2582°F62°F95°F 202348°F 197727%0%
Aug 2682°F62°F95°F 199147°F 201727%0%
Aug 2782°F62°F93°F 202452°F 201527%0%
Aug 2881°F62°F96°F 202440°F 198627%0%
Aug 2981°F61°F96°F 198439°F 198627%0%
Aug 3081°F61°F95°F 198442°F 198627%0%
Aug 3181°F61°F95°F 201347°F 200926%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Minooka, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

August 1
sunrise 5:48 AM, sunset 8:10 PM
August 31
sunrise 6:18 AM, sunset 7:28 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00111420 (Channahon Dresden Isl Dam), public domain. Records: NOAA GHCN-Daily, station USC00114530, 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.