Cass County climate

Cass County Weather in October

NOAA 1991-2020 normals for Deep Portage, 7.3 km from Cass County

Average highs run from 62°F on October 1 to 46°F on October 31, and lows from 42°F to 30°F.

October day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Cass County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
54°F
Average low
36°F
Snowfall
1.1 in
Record high
90°FOct 12, 2015
Record low
1°FOct 23, 1936
Chance of a freeze
99%
Daylight
11 h 41 min to 10 h 03 min
Cloud cover
67%
Humidity
75%
Dew point
35°F
Wind
11.9 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 162°F42°F84°F 192223°F 19081%
Oct 261°F42°F85°F 195317°F 19741%
Oct 361°F41°F84°F 202314°F 19361%
Oct 460°F41°F84°F 202524°F 19211%
Oct 560°F41°F88°F 196319°F 19232%
Oct 659°F40°F84°F 201117°F 19352%
Oct 759°F40°F83°F 196620°F 18962%
Oct 858°F39°F84°F 200320°F 19082%
Oct 958°F39°F81°F 193018°F 18952%
Oct 1057°F39°F85°F 195513°F 19322%
Oct 1157°F38°F83°F 193019°F 19192%
Oct 1256°F38°F90°F 201514°F 19363%
Oct 1356°F37°F81°F 19959°F 19333%
Oct 1455°F37°F80°F 193416°F 18983%
Oct 1555°F37°F81°F 192919°F 19923%
Oct 1654°F36°F82°F 196117°F 19373%
Oct 1754°F36°F82°F 19458°F 19524%
Oct 1853°F36°F79°F 194516°F 19224%
Oct 1953°F35°F77°F 195315°F 19924%
Oct 2052°F35°F80°F 195313°F 19524%
Oct 2152°F34°F79°F 194713°F 18964%
Oct 2251°F34°F74°F 197314°F 19135%
Oct 2350°F34°F80°F 19631°F 19365%
Oct 2450°F33°F76°F 19639°F 18965%
Oct 2549°F33°F76°F 189716°F 19795%
Oct 2649°F32°F76°F 19242°F 19366%
Oct 2748°F32°F74°F 19893°F 19766%
Oct 2848°F31°F72°F 19833°F 19426%
Oct 2947°F31°F75°F 19507°F 19057%
Oct 3046°F31°F74°F 19505°F 18957%
Oct 3146°F30°F70°F 190410°F 19967%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Cass County, in percent, and of at least 0.1 inch of snowfall.024681102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

October 1
sunrise 7:16 AM, sunset 6:57 PM
October 31
sunrise 7:59 AM, sunset 6:02 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00212050 (Deep Portage), public domain. Records: NOAA GHCN-Daily, station USC00214652, 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.