Cultus Mountain Weather Forecast
- 53
- 62
Rain Showers Likely
- 52
- 61
Chance Rain
- 57
- 69
Mostly Sunny
- 56
- 73
Partly Sunny
- 52
- 63
Chance Rain
- 50
- 60
Slight Chance Rain
- 49
- 60
Partly Sunny
Today 22 Aug Foothills and Valleys of the North Cascades
Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms in the late morning and early Afternoon, then mostly cloudy with Showers likely and a slight chance of Thunderstorms late in the afternoon. Rainfall Amounts less than a tenth of an inch Likely, except higher Amounts possible in Thunderstorms. Highs in the 70s. Light wind.
Tonight 22 Aug Foothills and Valleys of the North Cascades
Mostly cloudy. A slight chance of Thunderstorms in the evening. A chance of Showers until early Morning, then a chance of rain late in the night. Lows in the mid to upper 50s. Light wind becoming south to 10 Mph with Gusts to 20 Mph after midnight.
Cultus Mountain Temperature Statistics
August Temperature
Burlington/Mount Vernon, Skagit Regional Airport (13 miles)
Lowest 3 August, 2026
50 °FAverage August
62.6 °FHighest 6 August, 2026
82.4 °F
Climate (2021–2026)
Burlington/Mount Vernon, Skagit Regional Airport (13 miles)
Average Low 2021–2026
43.8 °FAverage 2021–2026
51.2 °FAverage High 2021–2026
59.3 °F