Cultus Mountain Weather Forecast
- 45
- 55
Rain Likely
- 45
- 53
Chance Rain Showers
- 50
- 61
Partly Sunny
- 49
- 64
Partly Sunny
- 43
- 51
Chance Rain
- 42
- 52
Partly Sunny
Today 25 May Foothills and Valleys of the North Cascades
Cloudy. A slight chance of rain late in the morning. A chance of rain early in the Afternoon, then rain likely late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the lower to mid 60s. Southeast wind 10 to 20 Mph becoming south 10 to 15 Mph in the afternoon. Gusts to 40 Mph.
Tonight 25 May Foothills and Valleys of the North Cascades
Mostly cloudy. Rain likely in the Evening, then a chance of rain late in the evening. A slight chance of rain after midnight. Rainfall Amounts less than a tenth of an inch likely. Lows in the 40s. Southeast wind 10 to 15 Mph with Gusts to 25 Mph decreasing to 10 Mph or less after midnight.
Cultus Mountain Temperature Statistics
May Temperature
Burlington/Mount Vernon, Skagit Regional Airport (13 miles)
Lowest 16 May, 2026
42.8 °FAverage May
55.8 °FHighest 4 May, 2026
78.8 °F
Climate (2021–Present)
Burlington/Mount Vernon, Skagit Regional Airport (13 miles)
Average Low 2021–2026
43.9 °FAverage 2021–2026
51.4 °FAverage High 2021–2026
59.6 °F