Johnston County climate

Johnston County Weather in August

NOAA 1991-2020 normals for Tishomingo 6N Mesonet, 2.4 km from Johnston County

Average highs run from 95°F on August 1 to 91°F on August 31, and lows from 71°F to 67°F.

August day by day

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

Normal daily high and low temperature at Johnston County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
94°F
Average low
70°F
Record high
111°FAug 3, 2011
Record low
56°FAug 20, 2015
Chance of a freeze
0%
Days of 90°F or more
23.3
Daylight
13 h 50 min to 12 h 55 min
Cloud cover
42%
Humidity
62%
Dew point
67°F
Wind
7.2 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 195°F71°F109°F 201263°F 20180%
Aug 295°F71°F110°F 201162°F 20140%
Aug 395°F71°F111°F 201164°F 20260%
Aug 495°F71°F109°F 201165°F 20200%
Aug 595°F71°F108°F 201165°F 20140%
Aug 695°F71°F107°F 201167°F 20210%
Aug 795°F71°F107°F 201170°F 20170%
Aug 895°F71°F106°F 201170°F 20170%
Aug 995°F71°F109°F 201168°F 20170%
Aug 1095°F71°F104°F 201167°F 20240%
Aug 1195°F71°F106°F 202365°F 20120%
Aug 1295°F71°F106°F 201266°F 20140%
Aug 1394°F71°F106°F 202363°F 20090%
Aug 1494°F71°F102°F 201064°F 20120%
Aug 1594°F70°F102°F 201165°F 20230%
Aug 1694°F70°F105°F 202658°F 20230%
Aug 1794°F70°F108°F 202361°F 20130%
Aug 1894°F70°F109°F 202364°F 20130%
Aug 1994°F70°F109°F 202361°F 20150%
Aug 2093°F70°F108°F 202356°F 20150%
Aug 2193°F70°F105°F 202362°F 20200%
Aug 2293°F69°F105°F 201160°F 20120%
Aug 2393°F69°F106°F 201165°F 20200%
Aug 2493°F69°F111°F 202667°F 20200%
Aug 2592°F69°F107°F 202365°F 20100%
Aug 2692°F69°F106°F 202364°F 20100%
Aug 2792°F68°F105°F 201160°F 20100%
Aug 2892°F68°F107°F 201160°F 20100%
Aug 2992°F68°F103°F 202662°F 20090%
Aug 3091°F68°F103°F 202662°F 20090%
Aug 3191°F67°F104°F 201158°F 20090%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Johnston County, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

August 1
sunrise 6:38 AM, sunset 8:28 PM
August 31
sunrise 6:59 AM, sunset 7:54 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00348900 (Tishomingo 6N Mesonet), public domain. Records: NOAA GHCN-Daily, station USC00340313, 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.