Hamilton Weather Forecast
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Rain
- 49
- 66
Chance Rain
- 51
- 66
Chance Rain
- 51
- 65
Rain Likely
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- 64
Chance Rain
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Chance Rain
Today 26 Jun Foothills and Valleys of the North Cascades
Rain at Times in the Morning, then Showers and a slight chance of Thunderstorms in the afternoon. Rainfall Amounts a tenth to a quarter of an inch Possible, except higher Amounts possible in Thunderstorms. Highs in the 60s. Southeast wind 10 to 15 Mph becoming south in the afternoon.
Tonight 26 Jun Foothills and Valleys of the North Cascades
Showers and a slight chance of Thunderstorms in the Evening, then rain likely after midnight. Rainfall Amounts a quarter to a half inch Possible, except higher Amounts possible in Thunderstorms. Lows near 50. South wind to 10 Mph.
Hamilton Temperature Statistics
June Temperature
Burlington/Mount Vernon, Skagit Regional Airport (19.9 miles)
Lowest 1 June, 2026
42.8 °FAverage June
60.7 °FHighest 24 June, 2026
84.2 °F
Climate (2021–2026)
Burlington/Mount Vernon, Skagit Regional Airport (19.9 miles)
Average Low 2021–2026
43.9 °FAverage 2021–2026
51.3 °FAverage High 2021–2026
59.5 °F