Duluth climate

Duluth Weather in October

NOAA 1991-2020 normals for Superior, 6.8 km from Duluth

Average highs run from 60°F on October 1 to 46°F on October 31, and lows from 45°F to 33°F. Normal precipitation for the month is 3.17 in over about 10 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 Duluth, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
53°F
Average low
39°F
Precipitation
3.17 in
Snowfall
0.2 in
Record high
89°FOct 2, 1953
Record low
9°FOct 30, 1925
Chance of a freeze
96%
Daylight
11 h 41 min to 10 h 05 min
Cloud cover
72%
Humidity
80%
Dew point
37°F
Wind
10.3 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 160°F45°F83°F 197624°F 194732%0%
Oct 260°F44°F89°F 195316°F 196132%0%
Oct 359°F44°F85°F 202321°F 197432%0%
Oct 459°F43°F83°F 194721°F 196532%0%
Oct 558°F43°F84°F 196120°F 195232%0%
Oct 658°F43°F88°F 196122°F 193532%0%
Oct 757°F42°F84°F 198024°F 195232%0%
Oct 857°F42°F81°F 197526°F 192132%0%
Oct 956°F41°F82°F 202025°F 195232%0%
Oct 1056°F41°F84°F 195518°F 196432%0%
Oct 1155°F41°F86°F 201519°F 195732%1%
Oct 1255°F40°F84°F 199520°F 196631%1%
Oct 1354°F40°F84°F 195618°F 191731%1%
Oct 1454°F39°F85°F 194720°F 197831%1%
Oct 1553°F39°F82°F 196226°F 197031%1%
Oct 1653°F39°F85°F 195320°F 195231%1%
Oct 1753°F38°F85°F 196115°F 195231%1%
Oct 1852°F38°F80°F 195318°F 195431%1%
Oct 1952°F38°F79°F 191013°F 197231%1%
Oct 2051°F37°F82°F 194713°F 195230%1%
Oct 2151°F37°F75°F 197814°F 196030%2%
Oct 2250°F36°F75°F 196718°F 191330%2%
Oct 2350°F36°F83°F 196313°F 193630%2%
Oct 2449°F36°F76°F 196315°F 196030%2%
Oct 2549°F35°F74°F 196416°F 197930%2%
Oct 2648°F35°F69°F 196410°F 196230%2%
Oct 2748°F34°F74°F 198312°F 197629%3%
Oct 2847°F34°F68°F 192417°F 190929%3%
Oct 2947°F33°F75°F 193715°F 192529%3%
Oct 3047°F33°F73°F 19379°F 192529%3%
Oct 3146°F33°F79°F 195012°F 192529%4%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Duluth, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

October 1
sunrise 7:07 AM, sunset 6:48 PM
October 31
sunrise 7:49 AM, sunset 5:54 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00478349 (Superior), public domain. Records: NOAA GHCN-Daily, station USC00478349, 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.