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Pacific County Climate

Pacific County, Washington

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec50.5°AVG °F

Avg Annual Temp

50.5°F

Annual Precip

94.5"

Annual Snowfall

1.2"

Extreme Heat Days

3

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
14.9"
9.5"
10.6"
7.5"
4.0"
3.1"
1.1"
1.7"
3.6"
9.4"
14.2"
14.8"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

9a

Minimum winter temperature range for plant survival

Growing Degree Days

1,456

Limited to cold-tolerant varieties

Last spring frost (32°F): 04/26
First fall frost (32°F): 10/22

Seasonal Overview

Comfort ZoneSpring45°53°22.2"Summer57°62°5.8"Fall45°59°27.2"Winter41°43°39.3"20°40°60°80°100°

National Comparison

Warmer than 32% of US counties
Wetter than 100% of US counties
More seasonal variation than 1% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Pacific County

Climate Verdict

Pacific County has a mild, with an average annual temperature of 50.5°F, very wet conditions receiving 94.5 inches of precipitation annually, rare extreme heat with only 3.4999999999999996 days above 90°F annually, light snow averaging 1.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are mild, with January temperatures averaging 41.5°F. summers are pleasantly cool with July averaging 61.0°F. The climate is remarkably stable year-round, with only a 20°F difference between January and July. December is typically the coldest month and August the warmest.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Pacific County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

Pacific County closely matches the Washington statewide average temperature of 49.9°F, it is also noticeably wetter, receiving 56.0 inches more precipitation than the state average.

Climate Profile

About Pacific County Weather

A Cool and Damp Marine Climate

Pacific County maintains an average annual temperature of 50.5°F, sitting below the national median. This maritime climate is defined by its extreme moisture, recording a massive 94.5 inches of annual precipitation.

Warmer and Wetter than Washington Averages

The county's 50.5°F average annual temperature stays slightly above the Washington state average of 49.9°F. However, its rainfall is nearly triple the state average of 38.5 inches, making it one of the wettest regions in the Pacific Northwest.

A Coastal Standout for Rainfall

While neighboring inland counties see far less moisture, Pacific County's 94.5 inches of rain dwarfs Skamania's 95.8 inches in intensity relative to its coastal position. It stays significantly milder than eastern counties, with January temperatures averaging a comfortable 41.5°F.

Mild Summers and Rain-Soaked Winters

Summers are exceptionally temperate, with July highs averaging just 61.0°F and only 3 days of extreme heat per year. Winters are rarely frozen, seeing only 1.2 inches of annual snowfall while December through February averages remain above 41°F.

Prioritize Waterproofing Over Air Conditioning

With only 3 days above 90°F annually, cooling systems are a low priority compared to high-performance rain gear and home dehumidification. Residents should focus on gutter maintenance and moisture barriers to manage the nearly 8 feet of annual rainfall.

Frequently Asked Questions

What is the average temperature in Pacific County?
The average annual temperature in Pacific County, WA is 50.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Pacific County get?
Pacific County receives an average of 94.5 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Pacific County?
Yes, Pacific County receives an average of 1.2 inches of snowfall per year according to NOAA climate normals.
How hot does Pacific County get in summer?
The average summer temperature (June-August) in Pacific County is 59.9°F. The county experiences an average of 3 days per year above 90°F.
How cold are winters in Pacific County?
The average winter temperature (December-February) in Pacific County is 41.6°F. January, typically the coldest month, averages 41.5°F.

Track your own weather in Pacific County

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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.

Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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