Northwest Island Weather Forecast
- 52
- 63
Gradual Clearing
- 50
- 64
Partly Sunny
- 52
- 64
Mostly Cloudy
- 54
- 66
Partly Sunny
- 54
- 68
Mostly Sunny
- 53
- 69
Mostly Sunny
Today 18 Jul Lowlands of Western Skagit and Northwestern Snohomish Counties
Sunny then becoming partly sunny late in the morning then becoming cloudy then becoming partly sunny late in the afternoon. Highs in the mid 60s to lower 70s. Light wind becoming west around 10 Mph in the afternoon.
Tonight 18 Jul Lowlands of Western Skagit and Northwestern Snohomish Counties
Partly cloudy. Lows in the lower to mid 50s. Southwest wind around 10 Mph becoming south to 10 Mph after midnight.
Northwest Island Temperature Statistics
July Temperature
Whidbey Island Naval Air Station - Ault Field (4.3 miles)
Lowest 4 July, 2025
48 °FAverage July
57.4 °FHighest 16 July, 2025
77 °F
Climate (2020–Present)
Whidbey Island Naval Air Station - Ault Field (4.3 miles)
Average Low 2020–2025
44.6 °FAverage 2020–2025
50.2 °FAverage High 2020–2025
56.2 °F