Brighton Weather Forecast
- 48
- 60
Rain
- 47
- 64
Partly Sunny
- 49
- 67
Partly Sunny
- 55
- 74
Partly Sunny
- 59
- 84
Partly Sunny
- 55
- 76
Partly Sunny
Today 29 May City of Seattle
Showers until late Afternoon, then cloudy late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the mid 50s to lower 60s. Southeast wind around 10 Mph becoming northeast in the afternoon.
Tonight 29 May City of Seattle
Mostly cloudy. A slight chance of Showers in the evening. A slight chance of Showers after midnight. Lows in the mid to upper 40s. Northeast wind around 10 Mph becoming east to 10 Mph after midnight.
Brighton Temperature Statistics
May Temperature
Boeing Field - King County International Airport (1.9 miles)
Lowest 17 May, 2026
43 °FAverage May
59.3 °FHighest 12 May, 2026
80.1 °F
Climate (2021–Present)
Boeing Field - King County International Airport (1.9 miles)
Average Low 2021–2026
47.2 °FAverage 2021–2026
54.3 °FAverage High 2021–2026
61.7 °F