Portland climate

Portland Weather in October

NOAA 1991-2020 normals for Corpus Christi NWS, 20.9 km from Portland

Average highs run from 87°F on October 1 to 79°F on October 31, and lows from 70°F to 61°F. Normal precipitation for the month is 2.74 in over about 6 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 Portland, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
84°F
Average low
66°F
Precipitation
2.74 in
Record high
95°FOct 4, 2023
Record low
42°FOct 30, 1993
Chance of a freeze
0%
Days of 90°F or more
6.0
Daylight
11 h 53 min to 11 h 06 min
Cloud cover
42%
Humidity
74%
Dew point
65°F
Wind
9.6 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 187°F70°F93°F 202365°F 198727%0%
Oct 287°F70°F92°F 200566°F 199227%0%
Oct 387°F70°F92°F 200567°F 198726%0%
Oct 486°F69°F95°F 202365°F 198726%0%
Oct 586°F69°F95°F 202365°F 198725%0%
Oct 686°F69°F91°F 200060°F 200125%0%
Oct 786°F69°F91°F 200757°F 200025%0%
Oct 886°F68°F90°F 200947°F 200024%0%
Oct 986°F68°F90°F 200747°F 200024%0%
Oct 1085°F68°F88°F 200748°F 200024%0%
Oct 1185°F68°F88°F 200356°F 199023%0%
Oct 1285°F67°F89°F 200754°F 198623%0%
Oct 1385°F67°F89°F 200751°F 198623%0%
Oct 1484°F67°F91°F 202356°F 198623%0%
Oct 1584°F66°F89°F 200758°F 200422%0%
Oct 1684°F66°F89°F 200658°F 202322%0%
Oct 1784°F66°F89°F 200757°F 202322%0%
Oct 1883°F66°F90°F 200753°F 199922%0%
Oct 1983°F65°F88°F 201649°F 198922%0%
Oct 2083°F65°F90°F 201649°F 198922%0%
Oct 2182°F65°F94°F 202356°F 199021%0%
Oct 2282°F64°F86°F 200455°F 199021%0%
Oct 2382°F64°F88°F 200352°F 199621%0%
Oct 2481°F64°F87°F 201053°F 200521%0%
Oct 2581°F63°F87°F 202350°F 200521%0%
Oct 2681°F63°F89°F 202352°F 199721%0%
Oct 2780°F63°F89°F 202352°F 199721%0%
Oct 2880°F62°F88°F 202351°F 201121%0%
Oct 2980°F62°F89°F 202349°F 199321%0%
Oct 3080°F62°F88°F 202342°F 199321%0%
Oct 3179°F61°F86°F 201346°F 202321%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Portland, 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 7:22 AM, sunset 7:15 PM
October 31
sunrise 7:40 AM, sunset 6:46 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00412011 (Corpus Christi NWS), public domain. Records: NOAA GHCN-Daily, station USC00417170, 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.