Brown County climate

Brown County Weather in August

NOAA 1991-2020 normals for Columbia 8 N, 15.3 km from Brown County

Average highs run from 84°F on August 1 to 78°F on August 31, and lows from 60°F to 53°F. Normal precipitation for the month is 2.62 in over about 8 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 Brown County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
81°F
Average low
57°F
Precipitation
2.62 in
Record high
98°FAug 29, 2012
Record low
40°FAug 17, 2012
Chance of a freeze
0%
Days of 90°F or more
2.9
Daylight
14 h 45 min to 13 h 19 min
Cloud cover
48%
Humidity
59%
Dew point
55°F
Wind
9.6 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 184°F60°F97°F 201147°F 201827%0%
Aug 284°F60°F92°F 202242°F 201826%0%
Aug 383°F60°F96°F 202451°F 202026%0%
Aug 483°F59°F93°F 201845°F 201726%0%
Aug 583°F59°F96°F 202246°F 202626%0%
Aug 683°F59°F91°F 201852°F 202426%0%
Aug 783°F59°F94°F 201852°F 201725%0%
Aug 883°F59°F95°F 201847°F 202225%0%
Aug 983°F59°F93°F 201647°F 202425%0%
Aug 1083°F58°F95°F 201844°F 202425%0%
Aug 1183°F58°F93°F 201852°F 201725%0%
Aug 1282°F58°F95°F 201849°F 201425%0%
Aug 1382°F58°F97°F 201842°F 202125%0%
Aug 1482°F58°F92°F 201549°F 202125%0%
Aug 1582°F57°F95°F 201550°F 202024%0%
Aug 1682°F57°F89°F 202147°F 201224%0%
Aug 1782°F57°F94°F 202140°F 201224%0%
Aug 1881°F57°F94°F 202151°F 201524%0%
Aug 1981°F57°F91°F 202150°F 201524%0%
Aug 2081°F56°F87°F 201442°F 201524%0%
Aug 2181°F56°F87°F 202044°F 201624%0%
Aug 2281°F56°F93°F 202043°F 201824%0%
Aug 2380°F55°F92°F 201145°F 201724%0%
Aug 2480°F55°F91°F 201246°F 201524%0%
Aug 2580°F55°F91°F 202043°F 201524%0%
Aug 2680°F55°F90°F 201242°F 201624%0%
Aug 2779°F54°F88°F 201252°F 202324%0%
Aug 2879°F54°F92°F 201649°F 201724%0%
Aug 2979°F54°F98°F 201245°F 201824%0%
Aug 3079°F53°F87°F 202243°F 201924%0%
Aug 3178°F53°F89°F 201150°F 202024%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Brown County, 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 6:17 AM, sunset 9:02 PM
August 31
sunrise 6:54 AM, sunset 8:13 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00391873 (Columbia 8 N), public domain. Records: NOAA GHCN-Daily, station USC00390022, 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.