Capitol Hill Weather Forecast
- 60
- 83
Mostly Sunny
- 60
- 86
Mostly Sunny
- 58
- 82
Partly Sunny
- 57
- 78
Mostly Sunny
- 59
- 78
Mostly Sunny
- 58
- 77
Mostly Sunny
Today 6 Aug City of Seattle
Sunny. Areas of smoke. Highs in the 80s. Light wind.
Tonight 6 Aug City of Seattle
Mostly clear. Areas of smoke in the evening. Lows near 60. North wind to 10 Mph in the evening becoming light.
Capitol Hill Temperature Statistics
August Temperature
Boeing Field - King County International Airport (5 miles)
Lowest 3 August, 2026
55 °FAverage August
66 °FHighest 4 August, 2026
79 °F
Climate (2021–2026)
Boeing Field - King County International Airport (5 miles)
Average Low 2021–2026
47.2 °FAverage 2021–2026
54.2 °FAverage High 2021–2026
61.6 °F