Lake County climate

Lake County Weather in August

NOAA 1991-2020 normals for Portageville, 20.5 km from Lake County

Average highs run from 88°F on August 1 to 85°F on August 31, and lows from 70°F to 67°F. Normal precipitation for the month is 2.64 in over about 7 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 Lake County, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
87°F
Average low
69°F
Precipitation
2.64 in
Record high
103°FAug 12, 1918
Record low
50°FAug 31, 1915
Chance of a freeze
0%
Days of 90°F or more
13.3
Daylight
13 h 58 min to 12 h 58 min
Cloud cover
45%
Humidity
69%
Dew point
67°F
Wind
6.7 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 188°F70°F101°F 191558°F 191824%0%
Aug 288°F70°F98°F 191459°F 192024%0%
Aug 388°F70°F98°F 201256°F 192024%0%
Aug 488°F70°F102°F 201155°F 191224%0%
Aug 588°F70°F100°F 191355°F 191224%0%
Aug 688°F70°F100°F 191860°F 191224%0%
Aug 788°F70°F98°F 191363°F 202024%0%
Aug 888°F70°F100°F 191362°F 192124%0%
Aug 988°F70°F99°F 191860°F 190824%0%
Aug 1088°F70°F99°F 191860°F 192123%0%
Aug 1188°F69°F101°F 191859°F 191723%0%
Aug 1287°F69°F103°F 191858°F 191723%0%
Aug 1387°F69°F101°F 191856°F 201423%0%
Aug 1487°F69°F96°F 191557°F 201423%0%
Aug 1587°F69°F97°F 191354°F 201323%0%
Aug 1687°F69°F98°F 191859°F 201323%0%
Aug 1787°F69°F99°F 191863°F 201123%0%
Aug 1887°F69°F100°F 191860°F 201223%0%
Aug 1987°F69°F98°F 191660°F 201223%0%
Aug 2087°F69°F97°F 191358°F 201223%0%
Aug 2187°F68°F96°F 191656°F 201223%0%
Aug 2286°F68°F94°F 191358°F 201222%0%
Aug 2386°F68°F94°F 190957°F 201822%0%
Aug 2486°F68°F96°F 190954°F 192322%0%
Aug 2586°F68°F99°F 191054°F 201522%0%
Aug 2686°F68°F96°F 190952°F 191722%0%
Aug 2786°F68°F100°F 190955°F 201522%0%
Aug 2885°F67°F100°F 190958°F 190622%0%
Aug 2985°F67°F95°F 190757°F 201923%0%
Aug 3085°F67°F97°F 190756°F 191623%0%
Aug 3185°F67°F97°F 190750°F 191523%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Lake County, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

August 1
sunrise 6:05 AM, sunset 8:03 PM
August 31
sunrise 6:29 AM, sunset 7:27 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00236804 (Portageville), public domain. Records: NOAA GHCN-Daily, station USC00402680, 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.