Olympic National Park Climate and Average Weather
Climate of Olympic National Park: average temperatures, rainfall and seasons month by month.
Climate in Olympic National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 36° | 22° | 14,7 in | ★☆☆☆☆ |
| February | 33° | 18° | 11,2 in | ★☆☆☆☆ |
| March | 36° | 22° | 15,9 in | ★☆☆☆☆ |
| April | 42° | 24° | 5,7 in | ★★☆☆☆ |
| May | 47° | 29° | 3,7 in | ★★★☆☆ |
| June | 56° | 37° | 3,7 in | ★★★☆☆ |
| July | 66° | 44° | 2,0 in | ★★★★☆ |
| August | 66° | 46° | 2,8 in | ★★★★☆ |
| September | 61° | 41° | 4,7 in | ★★★☆☆ |
| October | 47° | 31° | 10,7 in | ★☆☆☆☆ |
| November | 37° | 24° | 16,1 in | ★☆☆☆☆ |
| December | 36° | 25° | 24,1 in | ★☆☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
Recent extremes in Olympic National Park
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Olympic National Park compares with nearby places
Annual averages, and the difference against Olympic National Park.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Victoria | 45 mi | 52°F | +45°F warmer | 43 in |
| Space Needle | 60 mi | 53°F | +47°F warmer | 43 in |
| ZIP Code 98101 | 61 mi | 53°F | +47°F warmer | 43 in |
| Seattle | 61 mi | 53°F | +47°F warmer | 43 in |
| King County | 61 mi | 53°F | +47°F warmer | 43 in |
Best time to visit Olympic National Park
Go in July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Olympic National Park
Today is warmer than average for August. The forecast high of 74°F is 7.6°F above the 66°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 63°F.
What to pack, what to skip
- Layers - the daily swing is 67°F, so mornings feel nothing like afternoons
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Olympic National Park is a national park in Washington. Olympic National Park is a US national park known for rainforest, mountains and wild coast.
Right now it is 65°F (18°C) in Olympic National Park with overcast. It feels like 58°F. Today runs from 57°F to 74°F. Chance of precipitation is 1%. Sightseeing conditions score 9.5/10 - excellent - go now.
The best time to visit Olympic National Park is July and August. The climate is subarctic. January, February and December tend to be the least comfortable months. August is the warmest month with average highs near 66°F, while February is the coldest with lows near 18°F.
The closest major airport is Seattle-Tacoma International Airport (SEA), about 65 mi away. Nearby highlights include Space Needle, Deception Pass State Park, Stanley Park and Mount Rainier.
In plain terms. Today is warmer than average for August. The forecast high of 74°F is 7.6°F above the 66°F typical for this month. The best window to be outside is roughly 12 PM to 3 PM, when temperature, rain chance and wind line up best. sightseeing is the strongest bet in Olympic National Park today at 9.5/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Olympic National Park
| Type | National park |
|---|---|
| State | Washington |
| Country | United States |
| Continent | North America |
| Coordinates | 47°48′7.6″N 123°36′15.8″W (47.8021, -123.6044) |
| Established | 1938 |
| Known for | rainforest, mountains and wild coast |
| Local time | 6:58 PM (UTC-07:00) |
| Best months | July and August |
| Climate | Subarctic |
Weather map for Olympic National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Olympic National Park
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Olympic National Park?
Olympic National Park is a national park in Washington. Its coordinates are 47.8021, -123.6044. It lies in North America.
What is the weather like in Olympic National Park right now?
It is currently 65°F (18°C) with overcast. Humidity is 41% and wind is 9 mph.
When is the best time to visit Olympic National Park?
July and August offer the most comfortable conditions in Olympic National Park, which has a subarctic climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Olympic National Park in?
Olympic National Park observes America/Los_Angeles (UTC-07:00). The local time is 6:58 PM.
What is the nearest airport to Olympic National Park?
The closest airports are Seattle-Tacoma International Airport (SEA), 65 mi away, Vancouver International Airport (YVR), 98 mi away and Portland International Airport (PDX), 160 mi away.
What are the top things to do in Olympic National Park?
Popular options include Space Needle, Deception Pass State Park, Stanley Park, Mount Rainier, Mount Rainier National Park and North Cascades National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 25, 2026 at 6:58 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
