Frankfort climate

Frankfort Weather in August

NOAA 1991-2020 normals for Park Forest, 14.1 km from Frankfort

Average highs run from 83°F on August 1 to 80°F on August 31, and lows from 63°F to 60°F. Normal precipitation for the month is 4.02 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 Frankfort, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
82°F
Average low
62°F
Precipitation
4.02 in
Record high
97°FAug 1, 2006
Record low
47°FAug 31, 2009
Chance of a freeze
0%
Days of 90°F or more
3.3
Daylight
14 h 23 min to 13 h 09 min
Cloud cover
51%
Humidity
74%
Dew point
63°F
Wind
7.6 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 183°F63°F97°F 200658°F 199830%0%
Aug 283°F63°F94°F 200655°F 200930%0%
Aug 383°F63°F96°F 201254°F 200030%0%
Aug 483°F63°F95°F 201254°F 200030%0%
Aug 583°F63°F92°F 201851°F 202030%0%
Aug 683°F63°F93°F 202253°F 200430%0%
Aug 783°F63°F94°F 200152°F 200430%0%
Aug 883°F63°F93°F 200152°F 201730%0%
Aug 983°F63°F95°F 200152°F 199930%0%
Aug 1083°F63°F92°F 201053°F 202430%0%
Aug 1183°F63°F93°F 200251°F 200430%0%
Aug 1282°F63°F93°F 201049°F 200429%0%
Aug 1382°F63°F92°F 201051°F 200429%0%
Aug 1482°F62°F89°F 202050°F 200429%0%
Aug 1582°F62°F90°F 202548°F 200429%0%
Aug 1682°F62°F92°F 202550°F 200429%0%
Aug 1782°F62°F87°F 199955°F 201229%0%
Aug 1882°F62°F86°F 202153°F 200229%0%
Aug 1982°F62°F88°F 201956°F 200029%0%
Aug 2082°F62°F91°F 201052°F 200229%0%
Aug 2182°F62°F94°F 200351°F 200429%0%
Aug 2282°F62°F89°F 200751°F 200428%0%
Aug 2382°F61°F94°F 202354°F 200528%0%
Aug 2481°F61°F96°F 202353°F 201528%0%
Aug 2581°F61°F93°F 201250°F 201728%0%
Aug 2681°F61°F95°F 202452°F 202528%0%
Aug 2781°F61°F96°F 202450°F 201528%0%
Aug 2881°F61°F93°F 202057°F 201528%0%
Aug 2981°F60°F93°F 201054°F 202528%0%
Aug 3081°F60°F95°F 201351°F 200428%0%
Aug 3180°F60°F93°F 200047°F 200928%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Frankfort, 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).

August 1
sunrise 5:46 AM, sunset 8:09 PM
August 31
sunrise 6:17 AM, sunset 7:26 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00116616 (Park Forest), public domain. Records: NOAA GHCN-Daily, station USC00117457, 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.