Chehalis climate

Chehalis Weather in October

NOAA 1991-2020 normals for Centralia, 6.5 km from Chehalis

Average highs run from 67°F on October 1 to 55°F on October 31, and lows from 46°F to 40°F. Normal precipitation for the month is 4.00 in over about 16 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 Chehalis, 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
43°F
Precipitation
4.00 in
Record high
92°FOct 1, 1987
Record low
20°FOct 31, 2002
Chance of a freeze
62%
Daylight
11 h 40 min to 10 h 05 min
Cloud cover
65%
Humidity
88%
Dew point
46°F
Wind
4.0 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 167°F46°F92°F 198730°F 201938%0%
Oct 267°F46°F82°F 199330°F 195039%0%
Oct 367°F45°F83°F 190227°F 192140%0%
Oct 466°F45°F86°F 193225°F 191641%0%
Oct 566°F45°F88°F 198027°F 191341%0%
Oct 665°F45°F85°F 195229°F 191242%0%
Oct 765°F45°F84°F 194330°F 190243%0%
Oct 864°F44°F82°F 190827°F 191644%0%
Oct 964°F44°F88°F 199627°F 191644%0%
Oct 1064°F44°F90°F 193627°F 191645%0%
Oct 1163°F44°F89°F 199129°F 191646%0%
Oct 1263°F44°F78°F 200630°F 192547%0%
Oct 1362°F43°F86°F 192926°F 196947%0%
Oct 1462°F43°F85°F 196125°F 196948%0%
Oct 1561°F43°F83°F 192929°F 199249%0%
Oct 1661°F43°F75°F 192927°F 194649%0%
Oct 1761°F43°F82°F 194227°F 191750%0%
Oct 1860°F42°F76°F 194022°F 190551%0%
Oct 1960°F42°F75°F 193823°F 190552%0%
Oct 2059°F42°F74°F 193823°F 194953%0%
Oct 2159°F42°F74°F 196927°F 190853%0%
Oct 2259°F42°F86°F 193728°F 191654%0%
Oct 2358°F41°F79°F 199224°F 191655%0%
Oct 2458°F41°F76°F 200727°F 191656%0%
Oct 2557°F41°F74°F 196521°F 191956%0%
Oct 2657°F41°F74°F 194428°F 202057%0%
Oct 2757°F41°F75°F 194424°F 191958%0%
Oct 2856°F40°F71°F 194421°F 197159%0%
Oct 2956°F40°F70°F 201723°F 197159%0%
Oct 3056°F40°F71°F 195823°F 190560%0%
Oct 3155°F40°F75°F 194920°F 200261%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Chehalis, in percent, and of at least 0.1 inch of snowfall.0204060801102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

October 1
sunrise 7:11 AM, sunset 6:51 PM
October 31
sunrise 7:53 AM, sunset 5:58 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00451276 (Centralia), public domain. Records: NOAA GHCN-Daily, station USC00451276, 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.