Cobb County climate

Cobb County Weather in August

NOAA 1991-2020 normals for Mableton 1 N, 9.9 km from Cobb County

Average highs run from 83°F on August 1 to 83°F on August 31, and lows from 69°F to 66°F. Normal precipitation for the month is 4.81 in over about 10 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 Cobb County, in °F, with the record for each date.5060708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
84°F
Average low
68°F
Precipitation
4.81 in
Record high
97°FAug 17, 2007
Record low
55°FAug 14, 2004
Chance of a freeze
0%
Days of 90°F or more
4.6
Daylight
13 h 49 min to 12 h 54 min
Cloud cover
54%
Humidity
70%
Dew point
66°F
Wind
4.3 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°F69°F89°F 200668°F 200035%0%
Aug 283°F69°F92°F 200669°F 200134%0%
Aug 384°F69°F92°F 201268°F 200134%0%
Aug 484°F69°F91°F 201167°F 200534%0%
Aug 584°F69°F92°F 200668°F 200034%0%
Aug 684°F69°F91°F 200765°F 200433%0%
Aug 784°F69°F92°F 200262°F 200433%0%
Aug 884°F69°F92°F 200758°F 200433%0%
Aug 984°F69°F95°F 200757°F 200433%0%
Aug 1084°F69°F96°F 200760°F 200433%0%
Aug 1184°F69°F96°F 200762°F 200432%0%
Aug 1284°F69°F95°F 200761°F 201232%0%
Aug 1384°F68°F91°F 201058°F 200432%0%
Aug 1484°F68°F95°F 200755°F 200432%0%
Aug 1584°F68°F95°F 200755°F 200432%0%
Aug 1684°F68°F96°F 200764°F 201131%0%
Aug 1784°F68°F97°F 200764°F 201131%0%
Aug 1884°F68°F95°F 200065°F 200431%0%
Aug 1984°F68°F97°F 200064°F 200431%0%
Aug 2084°F68°F92°F 200765°F 200430%0%
Aug 2184°F68°F93°F 200761°F 201230%0%
Aug 2284°F68°F95°F 200760°F 200130%0%
Aug 2384°F67°F97°F 200761°F 200130%0%
Aug 2484°F67°F95°F 200760°F 200929%0%
Aug 2584°F67°F93°F 200760°F 200929%0%
Aug 2684°F67°F90°F 201163°F 200029%0%
Aug 2784°F67°F93°F 201163°F 200029%0%
Aug 2883°F67°F90°F 201165°F 200529%0%
Aug 2983°F66°F90°F 201164°F 201128%0%
Aug 3083°F66°F88°F 201164°F 200828%0%
Aug 3183°F66°F86°F 200766°F 200928%0%

Chance of rain

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

August 1
sunrise 6:50 AM, sunset 8:39 PM
August 31
sunrise 7:11 AM, sunset 8:05 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00095404 (Mableton 1 N), public domain. Records: NOAA GHCN-Daily, station USC00095404, 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.