Monona County climate

Monona County Weather in October

NOAA 1991-2020 normals for Castana Exp Farm, 10.3 km from Monona County

Average highs run from 70°F on October 1 to 55°F on October 31, and lows from 46°F to 33°F. Normal precipitation for the month is 2.43 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 Monona County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
63°F
Average low
40°F
Precipitation
2.43 in
Snowfall
0.7 in
Record high
96°FOct 1, 2023
Record low
12°FOct 19, 2022
Chance of a freeze
96%
Daylight
11 h 44 min to 10 h 24 min
Cloud cover
57%
Humidity
68%
Dew point
40°F
Wind
11.4 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 170°F46°F96°F 202328°F 200324%0%
Oct 270°F46°F93°F 199724°F 200324%0%
Oct 369°F46°F92°F 199729°F 199924%0%
Oct 469°F45°F93°F 200527°F 199924%0%
Oct 568°F45°F91°F 202428°F 200124%0%
Oct 668°F44°F91°F 199724°F 200024%1%
Oct 767°F44°F87°F 200618°F 201224%1%
Oct 867°F43°F93°F 201017°F 200024%1%
Oct 966°F43°F88°F 202017°F 200023%1%
Oct 1066°F42°F88°F 202421°F 200023%1%
Oct 1165°F42°F96°F 201527°F 200923%1%
Oct 1265°F41°F88°F 202525°F 200623%1%
Oct 1364°F41°F84°F 200025°F 200623%1%
Oct 1464°F41°F84°F 200523°F 200623%1%
Oct 1563°F40°F81°F 199820°F 202223%1%
Oct 1663°F40°F84°F 202521°F 202422%1%
Oct 1762°F39°F83°F 201621°F 202222%2%
Oct 1862°F39°F87°F 200313°F 202222%2%
Oct 1961°F38°F88°F 200312°F 202222%2%
Oct 2061°F38°F85°F 200321°F 199922%2%
Oct 2160°F37°F85°F 200323°F 201122%2%
Oct 2260°F37°F86°F 200323°F 200522%2%
Oct 2359°F36°F89°F 202220°F 202021%2%
Oct 2459°F36°F83°F 202316°F 202021%3%
Oct 2558°F36°F75°F 201419°F 200521%3%
Oct 2658°F35°F79°F 201415°F 202021%3%
Oct 2757°F35°F87°F 199916°F 202021%3%
Oct 2856°F34°F82°F 201618°F 201721%3%
Oct 2956°F34°F86°F 202420°F 201120%3%
Oct 3055°F33°F77°F 202419°F 202320%3%
Oct 3155°F33°F74°F 202216°F 202320%3%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Monona 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 7:21 AM, sunset 7:05 PM
October 31
sunrise 7:55 AM, sunset 6:19 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00131277 (Castana Exp Farm), public domain. Records: NOAA GHCN-Daily, station USW00094978, 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.