Brown County climate

Brown County Weather in October

NOAA 1991-2020 normals for New Ulm 2 Se, 20 km from Brown County

Average highs run from 67°F on October 1 to 52°F on October 31, and lows from 46°F to 33°F. Normal precipitation for the month is 2.40 in over about 8 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.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
60°F
Average low
39°F
Precipitation
2.40 in
Snowfall
0.5 in
Record high
92°FOct 4, 1922
Record low
1°FOct 29, 1925
Chance of a freeze
98%
Daylight
11 h 42 min to 10 h 15 min
Cloud cover
61%
Humidity
71%
Dew point
38°F
Wind
11.6 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
Oct 167°F46°F90°F 196323°F 189926%0%
Oct 267°F45°F89°F 200118°F 197426%0%
Oct 366°F45°F91°F 195326°F 198926%1%
Oct 466°F44°F92°F 192219°F 193526%1%
Oct 565°F44°F92°F 196320°F 193526%1%
Oct 665°F43°F87°F 196314°F 193526%1%
Oct 764°F43°F87°F 198020°F 197426%1%
Oct 864°F43°F89°F 201017°F 200026%1%
Oct 963°F42°F89°F 193021°F 194526%1%
Oct 1063°F42°F92°F 192815°F 200925%1%
Oct 1162°F41°F86°F 192022°F 198725%1%
Oct 1262°F41°F88°F 197521°F 192225%1%
Oct 1361°F40°F88°F 197512°F 193725%2%
Oct 1461°F40°F86°F 193211°F 192325%2%
Oct 1560°F40°F90°F 195813°F 192325%2%
Oct 1660°F39°F90°F 191018°F 194325%2%
Oct 1759°F39°F88°F 193817°F 197625%2%
Oct 1859°F38°F84°F 191019°F 192225%2%
Oct 1958°F38°F87°F 200312°F 197224%3%
Oct 2058°F37°F83°F 195318°F 193024%3%
Oct 2157°F37°F83°F 194711°F 191324%3%
Oct 2257°F37°F88°F 194714°F 191324%3%
Oct 2356°F36°F82°F 196311°F 193624%4%
Oct 2455°F36°F82°F 192215°F 192624%4%
Oct 2555°F35°F87°F 192713°F 192624%4%
Oct 2654°F35°F86°F 192715°F 194224%4%
Oct 2754°F34°F79°F 198314°F 197624%5%
Oct 2853°F34°F77°F 19408°F 192524%5%
Oct 2953°F34°F79°F 19221°F 192523%5%
Oct 3052°F33°F82°F 19331°F 192523%6%
Oct 3152°F33°F83°F 195011°F 191323%6%

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).

October 1
sunrise 7:17 AM, sunset 6:59 PM
October 31
sunrise 7:55 AM, sunset 6:10 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00215887 (New Ulm 2 Se), public domain. Records: NOAA GHCN-Daily, station USC00215887, 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.