Olympic Mountains

Mountains Mountain range on Washington's Olympic Peninsula, temperate rainforests.

Washington’s Olympic Mountains span glacier-capped peaks, temperate rainforests and a Pacific coastline. Hikers, climbers and wildlife-watchers use Olympic National Park trails, ridge viewpoints and coastal walks for varied outdoor pursuits.

Main image

The Olympic Mountains form a rugged range on the Olympic Peninsula in northwest Washington State, notable for a mix of coastal rainforest, alpine peaks and glaciated summits. The range contains some of the most intact temperate rainforest and alpine habitats in the contiguous United States.

Key highlights include extensive hiking and mountaineering routes, rainforest valleys with ancient conifer stands, and alpine ridgelines. Summits and ridges offer panoramic views across the peninsula and out to the Strait of Juan de Fuca on clear days.

The mountains were uplifted by tectonic forces and glaciation sculpted many valleys and cirques; they have long been inhabited and used by local Indigenous peoples. The area gained federal protection with the creation and expansion of Olympic National Park in the 20th century, which conserves large tracts of the range.

Geographically the range sits on the Olympic Peninsula west of Seattle, roughly 80 to 150 kilometres from the nearest major city depending on the access point; approaches are typically from towns such as Port Angeles and Forks and by roads that lead into park trailheads.

  • Highest point: The highest peak rises to 2,432 metres and contains small alpine glaciers at higher elevations.
  • Protected status: Much of the range lies inside Olympic National Park, which was established in 1938, protecting both alpine and coastal temperate rainforest environments.

What to See #

  • Mount Olympus: Highest summit of the range, Mount Olympus, reaches 2,432 metres and hosts several small glaciers and alpine terrain.
  • Hurricane Ridge: Hurricane Ridge provides accessible alpine viewpoints and trails at relatively low elevation with panoramic views of the range and Strait of Juan de Fuca.
  • Hoh Rainforest: The Hoh Rainforest sector contains extensive temperate rainforest ecosystems with large Sitka spruce and western hemlock, protected within Olympic National Park.
Olympic Mountains
Olympic Mountains, Olympic Peninsula, Washington State, USA
47.8720, -123.6680

How to Get to Olympic Mountains #

The Olympic Mountains lie on Washington’s Olympic Peninsula west of Seattle. From Seattle the most common access is by car: drive around Puget Sound (via I‑5 south toward Tacoma then west and north on US‑101) or take the Washington State Ferry from downtown Seattle to Bainbridge Island and drive west; travel times to popular park areas are typically 1.5-3 hours depending on your exact destination (Hurricane Ridge, Lake Crescent, etc.). Follow regional routes and park signage for the specific trailhead or park entrance you intend to reach.

Tips for Visiting Olympic Mountains #

  • For reliable alpine views, go to Hurricane Ridge early in the morning or late afternoon-midday is busiest and the ridge can cloud up quickly; check seasonal road openings as Hurricane Ridge Road can close in winter.
  • If you want storm-tossed beaches and sea stacks, visit Rialto or Ruby Beach at low tide-check tide charts beforehand to see tide pools and sea caves at their best.
  • Avoid the busiest summer weekends by visiting in shoulder seasons (late spring or early fall) when trails are open but crowds are thinner; and always check the park's road and trail conditions on the National Park Service site before you go.

Best Time to Visit Olympic Mountains #

The Olympic Mountains are best visited in summer (July-September) for the most reliable trail access and snow‑free conditions; expect cooler temperatures at higher elevations.

Summer - best for hiking and access
July-September · Lowlands/coastal: ~10-25°C; higher elevations cooler
Summer brings the most stable weather and snow‑free trails on the Olympic Mountains, making it the prime season for hiking and scrambling.
Autumn - good shoulder season
September-November · Lowlands/coastal: ~5-20°C; colder at altitude
Early autumn can still offer good weather and fewer visitors, but conditions become wetter and more changeable as the season progresses.
Winter - heavy precipitation and snow
December-March · Lowlands: ~0-10°C; alpine well below freezing
Winters are wet on the Olympic Peninsula with significant snowfall at higher elevations; many trails and roads may be inaccessible without winter gear.

Weather & Climate near Olympic Mountains #

Climate

Olympic Mountains's climate is classified as Warm-Summer Mediterranean - Warm-Summer Mediterranean climate with cool summers (peaking in August) and cold winters (coldest in December). Temperatures range from -2°C to 19°C. Heavy rainfall (2519 mm/year), wettest in December.

Temperature & Rainfall
Temperature Range
19°
Warmest Month
-2°
Coldest Month
Monthly Conditions

January

January is cold with highs of 4°C and lows of -2°C. Heavy rain (380 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

380 mm
Rainfall
3.0 m/s
Wind
Light Breeze

February

February is cold with highs of 5°C and lows of -2°C. Heavy rain (292 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

292 mm
Rainfall
3.0 m/s
Wind
Light Breeze

March

March is cold with highs of 6°C and lows of -2°C. Heavy rain (262 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

262 mm
Rainfall
2.9 m/s
Wind
Calm

April

April is cold with highs of 8°C and lows of 0°C. Significant rainfall (168 mm).

Comfort

Feels Like Cold
C
Temperature
-1°

Weather

168 mm
Rainfall
3.0 m/s
Wind
Light Breeze

May

May is cold with highs of 12°C and lows of 2°C. Significant rainfall (113 mm).

Comfort

Feels Like Cold
C
Temperature
12°

Weather

113 mm
Rainfall
2.9 m/s
Wind
Calm

June

June is cold with highs of 15°C and lows of 5°C. Moderate rainfall (77 mm).

Comfort

10°
Feels Like Cold
10°C
Temperature
15°

Weather

77 mm
Rainfall
2.9 m/s
Wind
Calm

July

July is cool with highs of 18°C and lows of 7°C. Moderate rainfall (49 mm).

Comfort

12°
Feels Like Cool
12°C
Temperature
18°

Weather

49 mm
Rainfall
2.7 m/s
Wind
Calm

August

August is cool with highs of 19°C and lows of 8°C. Moderate rainfall (62 mm).

Comfort

13°
Feels Like Cool
13°C
Temperature
19°

Weather

62 mm
Rainfall
2.5 m/s
Wind
Calm

September

September is cool with highs of 17°C and lows of 6°C. Regular rainfall (93 mm).

Comfort

11°
Feels Like Cool
11°C
Temperature
17°

Weather

93 mm
Rainfall
2.3 m/s
Wind
Calm

October

October is cold with highs of 12°C and lows of 3°C. Heavy rain (230 mm).

Comfort

Feels Like Cold
C
Temperature
12°

Weather

230 mm
Rainfall
2.4 m/s
Wind
Calm

November

November is cold with highs of 6°C and lows of 0°C. Heavy rain (381 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

381 mm
Rainfall
2.9 m/s
Wind
Calm

December

December is the coolest month with highs of 3°C and lows of -2°C. The wettest month with heavy rain (412 mm).

Comfort

Feels Like Cold
C
Temperature
-2°

Weather

412 mm
Rainfall
2.9 m/s
Wind
Calm

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