Best Time to Visit Seattle-Tacoma International Airport
Best time to visit Seattle-Tacoma International Airport: June, July and August. Month-by-month temperature, rainfall and crowd guidance.
Best time to visit Seattle-Tacoma International Airport
Go in June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, November and December - expect the least comfortable mix of heat, cold or rain.
Climate in Seattle-Tacoma International Airport 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 | 46° | 35° | 6,1 in | ★★☆☆☆ |
| February | 47° | 36° | 5,2 in | ★★☆☆☆ |
| March | 52° | 39° | 6,5 in | ★★☆☆☆ |
| April | 58° | 42° | 2,8 in | ★★★★☆ |
| May | 65° | 47° | 1,9 in | ★★★★☆ |
| June | 72° | 53° | 1,8 in | ★★★★★ |
| July | 80° | 57° | 0,5 in | ★★★★★ |
| August | 78° | 58° | 1,5 in | ★★★★★ |
| September | 71° | 53° | 2,4 in | ★★★★☆ |
| October | 60° | 46° | 4,8 in | ★★★☆☆ |
| November | 51° | 40° | 7,8 in | ★★☆☆☆ |
| December | 48° | 39° | 9,7 in | ★☆☆☆☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
How Seattle-Tacoma International Airport compares with nearby places
Annual averages, and the difference against Seattle-Tacoma International Airport.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Area Code 206 | 11 mi | 53°F | +33°F warmer | 43 in |
| King County | 11 mi | 53°F | +33°F warmer | 43 in |
| ZIP Code 98101 | 11 mi | 53°F | +33°F warmer | 43 in |
| Space Needle | 12 mi | 53°F | +33°F warmer | 43 in |
| Mount Rainier National Park | 48 mi | 27°F | 57°F cooler | 103 in |
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid January, November and December - historically the least comfortable months here.
Summary
Seattle-Tacoma International Airport is an airport in Seattle. Seattle-Tacoma International Airport (SEA) is a commercial airport.
Right now it is 69°F (20°C) in Seattle-Tacoma International Airport with clear sky. It feels like 67°F. Today runs from 59°F to 76°F. Chance of precipitation is 4%. Sightseeing conditions score 9.4/10 - excellent - go now.
The best time to visit Seattle-Tacoma International Airport is June, July and August. The climate is temperate. January, November and December tend to be the least comfortable months. July is the warmest month with average highs near 80°F, while January is the coldest with lows near 35°F.
The closest major airport is Vancouver International Airport (YVR), about 127 mi away. Nearby highlights include Space Needle, Mount Rainier National Park, Mount Rainier and Olympic National Park.
In plain terms. Today is about average for August. The forecast high of 76°F is in line with the 78°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. stargazing is the strongest bet in Seattle-Tacoma International Airport today at 9.7/10. 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.
Weather in Seattle-Tacoma International Airport right now
Source: Open-Meteo. Updated 11:16 AM, Aug 23 local time.
Weekend outlook
☁️ 76° / 59°
Overcast · 4% rain · wind 10 mph
☁️ 75° / 59°
Overcast · 6% rain · wind 8 mph
Things to do in Seattle-Tacoma International Airport
Attractions, parks and landmarks in and around Seattle-Tacoma International Airport.
Quick facts about Seattle-Tacoma International Airport
| Type | Airport |
|---|---|
| City | Seattle |
| Country | United States |
| Continent | North America |
| Coordinates | 47°27′0.7″N 122°18′31.7″W (47.4502, -122.3088) |
| IATA code | SEA |
| Local time | 11:16 AM (UTC-07:00) |
| Best months | June, July and August |
| Climate | Temperate |
Explore Seattle-Tacoma International Airport
Every topic we hold for this place, and the same topic for the places around it.
Best Time to Visit for related places
Frequently asked questions
Where is Seattle-Tacoma International Airport?
Seattle-Tacoma International Airport is an airport in Seattle. Its coordinates are 47.4502, -122.3088. It lies in North America.
What is the weather like in Seattle-Tacoma International Airport right now?
It is currently 69°F (20°C) with clear sky. Humidity is 61% and wind is 9 mph.
When is the best time to visit Seattle-Tacoma International Airport?
June, July and August offer the most comfortable conditions in Seattle-Tacoma International Airport, which has a temperate climate. January, November and December are usually the hardest months for outdoor plans.
What time zone is Seattle-Tacoma International Airport in?
Seattle-Tacoma International Airport observes America/Los_Angeles (UTC-07:00). The local time is 11:16 AM.
What is the nearest airport to Seattle-Tacoma International Airport?
The closest airports are Vancouver International Airport (YVR), 127 mi away and Portland International Airport (PDX), 129 mi away.
What are the top things to do in Seattle-Tacoma International Airport?
Popular options include Space Needle, Mount Rainier National Park, Mount Rainier, Olympic National Park, Deception Pass State Park and North Cascades National Park.
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| Place data | USPOTUS Atlas dataset (airports) - 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 23, 2026 at 11:16 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
