Brown County climate

Brown County Weather in October

NOAA 1991-2020 normals for Hiawatha 1 S, 2.9 km from Brown County

Average highs run from 74°F on October 1 to 60°F on October 31, and lows from 48°F to 36°F. Normal precipitation for the month is 2.86 in over about 7 wet days.

October 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

October at a glance

Average high
68°F
Average low
42°F
Precipitation
2.86 in
Record high
89°FOct 6, 2007
Record low
22°FOct 7, 2012
Chance of a freeze
85%
Daylight
11 h 45 min to 10 h 31 min
Cloud cover
53%
Humidity
69%
Dew point
43°F
Wind
11.0 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
Oct 174°F48°F84°F 200736°F 201123%0%
Oct 274°F48°F86°F 201333°F 202023%0%
Oct 374°F47°F86°F 201733°F 202023%0%
Oct 473°F47°F86°F 201733°F 202023%0%
Oct 573°F46°F88°F 201133°F 202023%0%
Oct 672°F46°F89°F 200736°F 201223%0%
Oct 772°F46°F88°F 200722°F 201223%0%
Oct 871°F45°F89°F 200722°F 201223%0%
Oct 971°F45°F87°F 201036°F 201223%0%
Oct 1071°F44°F83°F 200728°F 201223%
Oct 1170°F44°F84°F 202028°F 201223%
Oct 1270°F44°F87°F 201531°F 200923%
Oct 1369°F43°F80°F 200831°F 201623%
Oct 1469°F43°F79°F 201536°F 201023%
Oct 1568°F42°F79°F 201031°F 201623%
Oct 1668°F42°F77°F 201231°F 202023%
Oct 1767°F41°F85°F 201632°F 200822%
Oct 1867°F41°F88°F 201632°F 200922%
Oct 1966°F41°F74°F 201530°F 201122%
Oct 2066°F40°F82°F 201528°F 201122%
Oct 2165°F40°F84°F 201528°F 201122%
Oct 2265°F39°F81°F 201229°F 201122%
Oct 2364°F39°F85°F 201227°F 201322%
Oct 2464°F38°F84°F 201229°F 201322%
Oct 2563°F38°F82°F 201224°F 201322%
Oct 2663°F38°F81°F 201124°F 201322%
Oct 2762°F37°F87°F 201422°F 201222%
Oct 2862°F37°F71°F 201423°F 200821%
Oct 2961°F36°F82°F 201622°F 200821%
Oct 3061°F36°F82°F 201631°F 201121%
Oct 3160°F36°F76°F 200823°F 201721%

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.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

October 1
sunrise 7:19 AM, sunset 7:04 PM
October 31
sunrise 7:50 AM, sunset 6:21 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00143634 (Hiawatha 1 S), public domain. Records: NOAA GHCN-Daily, station USC00143634, 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.