Grays Harbor County climate

Grays Harbor County Weather in October

NOAA 1991-2020 normals for Humptulips Salmon Hatchery, 15.8 km from Grays Harbor County

Average highs run from 63°F on October 1 to 53°F on October 31, and lows from 43°F to 39°F. Normal precipitation for the month is 11.24 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 Grays Harbor County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
58°F
Average low
41°F
Precipitation
11.24 in
Record high
83°FOct 1, 1987
Record low
27°FOct 28, 2023
Chance of a freeze
71%
Daylight
11 h 40 min to 10 h 03 min
Cloud cover
66%
Humidity
90%
Dew point
48°F
Wind
5.4 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 163°F43°F83°F 198738°F 198341%0%
Oct 263°F43°F81°F 199336°F 195441%0%
Oct 362°F43°F76°F 197936°F 200942%0%
Oct 462°F43°F81°F 196634°F 200943%0%
Oct 562°F43°F79°F 195337°F 197443%0%
Oct 661°F43°F81°F 198736°F 195544%0%
Oct 761°F42°F80°F 197638°F 196145%0%
Oct 861°F42°F80°F 198738°F 196146%0%
Oct 960°F42°F82°F 199634°F 201946%0%
Oct 1060°F42°F76°F 199131°F 200847%0%
Oct 1160°F42°F79°F 198732°F 200848%0%
Oct 1259°F42°F78°F 198736°F 198148%0%
Oct 1359°F41°F76°F 202233°F 195449%0%
Oct 1458°F41°F80°F 196133°F 196949%0%
Oct 1558°F41°F82°F 202233°F 200850%0%
Oct 1658°F41°F77°F 200234°F 197151%0%
Oct 1757°F41°F75°F 201833°F 198451%0%
Oct 1857°F41°F73°F 197835°F 198252%0%
Oct 1957°F40°F76°F 196435°F 196353%0%
Oct 2057°F40°F74°F 198732°F 199653%0%
Oct 2156°F40°F75°F 198734°F 196154%0%
Oct 2256°F40°F70°F 196435°F 195355%0%
Oct 2356°F40°F73°F 200732°F 195455%0%
Oct 2455°F40°F71°F 196533°F 195456%0%
Oct 2555°F40°F71°F 196531°F 202056%0%
Oct 2655°F39°F72°F 200331°F 195457%0%
Oct 2754°F39°F70°F 196830°F 202357%0%
Oct 2854°F39°F69°F 196427°F 202358%0%
Oct 2954°F39°F70°F 196229°F 197158%0%
Oct 3054°F39°F66°F 201729°F 197259%0%
Oct 3153°F39°F67°F 195428°F 200259%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Grays Harbor County, in percent, and of at least 0.1 inch of snowfall.02040601102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

October 1
sunrise 7:14 AM, sunset 6:54 PM
October 31
sunrise 7:57 AM, sunset 6:00 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00453826 (Humptulips Salmon Hatchery), public domain. Records: NOAA GHCN-Daily, station USW00094225, 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.