SeaTac — Climate Data

Climate Data

10.0°C

Temperate (C) Methodology

Annual average temperature · 30-year mean — not today

Best Time to Visit: Jun, Jul, Aug. Rainiest: Dec (155 mm). View current weather →

Annual Precip

1021 mm

155mm dec · 25mm jul

Warmest

24 °C

Aug

Coldest

0 °C

Dec

Wind

11 km/h

Light wind

SeaTac has a mild climate with cool winters (Dec 0°C) and warm summers (Aug 24°C). Annual rainfall totals 1021mm.

Monthly Averages

High Low Precipitation

km/h

SeaTac has an average annual temperature of 10°C with 1021mm of rainfall per year. The warmest month is Aug (24°C) and the coldest is Dec (0°C).

The hottest month in SeaTac is Aug, with an average high of 24°C.

SeaTac receives 1021mm of precipitation annually. The wettest month is Dec (155mm) and the driest is Jul (25mm).

The best time to visit SeaTac is during Jun, Jul, Aug, when temperatures are comfortable and rainfall is relatively low.

Data: WorldClim 2.1