Lake Armstrong Weather Forecast
- 45
- 52
Rain
- 48
- 54
Rain
- 44
- 55
Rain
- 42
- 55
Rain
- 38
- 51
Rain
- 39
- 59
Partly Sunny
Today 21 Feb East Puget Sound Lowlands
Cloudy with a slight chance of rain until late Afternoon, then cloudy with rain at Times late in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the upper 40s to mid 50s. Southeast wind 10 to 15 Mph becoming west in the afternoon.
Tonight 21 Feb East Puget Sound Lowlands
Rain until early Morning, then rain likely in the morning. Rainfall Amounts a quarter to a half inch possible. Lows in the 40s. Southeast wind 10 to 20 Mph. Gusts to 30 Mph.
Lake Armstrong Temperature Statistics
February Temperature
Arlington Municipal Airport (4.3 miles)
Lowest 12 February, 2025
14 °FAverage February
34.4 °FHighest 18 February, 2025
54 °F
Climate (2020–Present)
Arlington Municipal Airport (4.3 miles)
Average Low 2020–2025
42.2 °FAverage 2020–2025
50.3 °FAverage High 2020–2025
59.4 °F