Newhalem Weather Forecast
- 52
- 65
Mostly Cloudy
- 52
- 69
Increasing Clouds
- 49
- 65
Rain Likely
- 47
- 69
Mostly Sunny
- 49
- 73
Mostly Sunny
- 51
- 74
Mostly Sunny
- 46
- 64
Chance Rain
Today 26 Jul Foothills and Valleys of the North Cascades
Mostly cloudy. A slight chance of rain in the morning. A chance of rain in the late morning and early Afternoon, then rain at Times late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the upper 60s to mid 70s. South wind 10 to 15 Mph.
Tonight 26 Jul Foothills and Valleys of the North Cascades
Mostly cloudy. A chance of rain in the evening. Patchy fog late in the night. Lows in the lower to mid 50s. Light wind.
Newhalem Temperature Statistics
July Temperature
Arlington Municipal Airport (54.7 miles)
Lowest 13 July, 2026
44.6 °FAverage July
63.8 °FHighest 22 July, 2026
93 °F
Climate (2021–2026)
Arlington Municipal Airport (54.7 miles)
Average Low 2021–2026
42.6 °FAverage 2021–2026
50.9 °FAverage High 2021–2026
59.9 °F