Monona climate

Monona Weather in October

NOAA 1991-2020 normals for Postville, 14.4 km from Monona

Average highs run from 68°F on October 1 to 53°F on October 31, and lows from 43°F to 31°F. Normal precipitation for the month is 3.00 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 Monona, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
61°F
Average low
37°F
Precipitation
3.00 in
Snowfall
0.1 in
Record high
93°FOct 6, 1963
Record low
4°FOct 30, 1925
Chance of a freeze
99%
Daylight
11 h 44 min to 10 h 20 min
Cloud cover
61%
Humidity
76%
Dew point
40°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 168°F43°F91°F 197622°F 189527%0%
Oct 268°F43°F91°F 195322°F 197427%0%
Oct 367°F42°F92°F 199723°F 200327%0%
Oct 467°F42°F92°F 199724°F 193527%0%
Oct 566°F41°F88°F 192222°F 193527%0%
Oct 666°F41°F93°F 196316°F 193527%0%
Oct 765°F40°F89°F 190518°F 189626%0%
Oct 865°F40°F89°F 189315°F 189526%0%
Oct 964°F40°F88°F 190518°F 190626%0%
Oct 1064°F39°F89°F 201018°F 196426%0%
Oct 1163°F39°F85°F 201021°F 189425%0%
Oct 1263°F38°F84°F 191811°F 190625%0%
Oct 1362°F38°F90°F 197518°F 191725%1%
Oct 1462°F38°F90°F 197518°F 191725%1%
Oct 1561°F37°F88°F 194721°F 193725%1%
Oct 1661°F37°F87°F 191024°F 200624%1%
Oct 1760°F37°F86°F 191022°F 189524%1%
Oct 1860°F36°F86°F 195020°F 195224%1%
Oct 1959°F36°F84°F 190217°F 197223%1%
Oct 2059°F35°F86°F 195318°F 193023%1%
Oct 2158°F35°F86°F 194720°F 189623%1%
Oct 2258°F35°F83°F 194718°F 193023%1%
Oct 2357°F34°F87°F 189918°F 193623%2%
Oct 2456°F34°F88°F 189919°F 191722%2%
Oct 2556°F34°F85°F 190214°F 192522%2%
Oct 2655°F33°F84°F 194615°F 194222%2%
Oct 2755°F33°F84°F 192716°F 189522%2%
Oct 2854°F33°F78°F 190916°F 189522%2%
Oct 2954°F32°F79°F 19505°F 192521%2%
Oct 3053°F32°F82°F 19014°F 192521%3%
Oct 3153°F31°F83°F 19507°F 189521%3%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Monona, 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 7:03 AM, sunset 6:47 PM
October 31
sunrise 7:39 AM, sunset 5:59 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00136766 (Postville), public domain. Records: NOAA GHCN-Daily, station USC00476827, 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.