Dewey Weather Forecast
- 47
- 59
Partly Sunny
- 50
- 64
Partly Sunny
- 51
- 64
Mostly Cloudy
- 51
- 64
Partly Sunny
- 52
- 66
Chance Rain Showers
- 53
- 69
Chance Rain Showers
Today 23 May Lowlands of Western Skagit and Northwestern Snohomish Counties
Mostly sunny. Highs in the upper 50s to mid 60s. South wind to 10 Mph becoming west around 10 Mph in the afternoon.
Tonight 23 May Lowlands of Western Skagit and Northwestern Snohomish Counties
Partly cloudy in the evening then becoming mostly cloudy. Lows in the 40s. West wind to 10 Mph becoming south after midnight.
Dewey Temperature Statistics
May Temperature
Whidbey Island Naval Air Station - Ault Field (5 miles)
Lowest 1 May, 2025
37.9 °FAverage May
51.9 °FHighest 6 May, 2025
64 °F
Climate (2020–Present)
Whidbey Island Naval Air Station - Ault Field (5 miles)
Average Low 2020–2025
44.6 °FAverage 2020–2025
50.2 °FAverage High 2020–2025
56.2 °F