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Ian Poellet CC BY-SA 4.0 Wikimedia Commons

Conboy Lake National Wildlife Refuge

Park

A refuge near Mount Adams in Washington protecting wetlands and meadows; attracts birdwatchers, amphibian researchers and hikers on maintained trails.

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In this guide

Conboy Lake National Wildlife Refuge essentials

Hours: Refuge open sunrise-sunset; visitor facilities vary

About Conboy Lake National Wildlife Refuge

Conboy Lake National Wildlife Refuge is a protected area in southern Washington that conserves montane wetlands, meadows and adjacent upland forests at the eastern foothills of Mount Adams. The refuge supports wetland-dependent wildlife and native plant communities typical of the Cascade foothills.

Onsite features include marshes, boggy meadows and forested uplands that provide habitat for migratory birds, amphibians and other wildlife; the refuge is used for wildlife observation and seasonal nature study. Access is via local forest and rural roads and facilities are basic.

The refuge is administered by the U.S. Fish and Wildlife Service with management focused on wetland restoration and protection of montane meadow ecosystems.

Conboy Lake National Wildlife Refuge lies in south-central Washington near the foot of Mount Adams, close to the Gifford Pinchot National Forest and the small communities on the mountain’s eastern side.

When to Go

Best Time to Visit Conboy Lake National Wildlife Refuge

Spring and fall bring the best combination of wildlife activity and comfortable conditions; summer can be hot and winter cold.

Spring
March-May · 5-18°C (41-64°F)
Good for migratory birds and wildflowers; moderate temperatures.
Fall
September-November · 5-18°C (41-64°F)
Autumn colors and migration activity; cooler and quieter.

Weather & Climate near Conboy Lake National Wildlife Refuge

Climate

Conboy Lake National Wildlife Refuge's climate is classified as Warm-Summer Mediterranean - Warm-Summer Mediterranean climate with mild summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -5°C to 28°C. Moderate rainfall (798 mm/year) with a pronounced dry season.

Air Quality: AQI 25 Good
Temperature & Rainfall
Temperature Range
28°
Warmest Month
-5°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January - -5° - 2° -5° 148 mm - - 2.9 m/s - -
February - -3° - 5° -2° 105 mm - - 3.0 m/s - -
March - -1° - 10° 2° 77 mm - - 3.3 m/s - -
April - 1° - 14° 5° 39 mm - - 3.6 m/s - -
May - 4° - 19° 11° 26 mm - - 3.8 m/s - -
June - 7° - 22° 15° 18 mm - - 3.8 m/s - -
July - 10° - 27° 18° 8 mm - - 3.7 m/s - -
August - 9° - 28° 19° 15 mm - - 3.5 m/s - -
September - 6° - 23° 15° 26 mm - - 3.2 m/s - -
October - 2° - 17° 8° 53 mm - - 2.8 m/s - -
November - -1° - 8° 1° 133 mm - - 2.9 m/s - -
December - -4° - 3° -4° 150 mm - - 2.9 m/s - -
Getting There & Around

How to Get to Conboy Lake National Wildlife Refuge

Located in Klickitat County, Washington, near Gifford Pinchot National Forest. Reach by regional highways and local roads; a car is recommended. Check refuge website for specific directions to trailheads and observation points.

Tips for Visiting Conboy Lake National Wildlife Refuge

  • Bring layers; valley floors and higher ridges can vary significantly in temperature.
  • Check refuge alerts for seasonal trail closures and hunting seasons before planning a visit.
  • Use the auto tour routes and established overlooks rather than venturing into restricted wetland areas.