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Peaceful Valley, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Peaceful Valley, a community in Whatcom County, Washington.

Tonight
50°F
Mostly Clear
Mostly clear. Low around 50, with temperatures rising to around 52 overnight. South southwest wind around 2 mph.

7-day forecast for Peaceful Valley

WhenTempForecastWindPrecip
Tonight 50°F Mostly Clear 2 mph SSW 0%
Sunday 78°F Mostly Sunny 3 mph WNW 0%
Sunday Night 50°F Mostly Cloudy 2 mph SSE 0%
Monday 75°F Mostly Sunny 1 to 5 mph SW 0%
Monday Night 48°F Partly Cloudy 1 to 5 mph SSE 1%
Tuesday 71°F Partly Sunny 1 to 6 mph SSW 1%
Tuesday Night 46°F Mostly Cloudy then Slight Chance Light Rain 6 mph S 17%
Wednesday 68°F Slight Chance Light Rain 5 mph SW 24%
Wednesday Night 45°F Slight Chance Light Rain then Mostly Cloudy 5 mph SSE 17%
Thursday 67°F Slight Chance Light Rain 3 mph N 15%
Thursday Night 45°F Chance Light Rain 3 mph ESE 28%
Friday 67°F Chance Light Rain 5 mph W 31%
Friday Night 44°F Slight Chance Light Rain 3 to 7 mph SE 24%
Saturday 69°F Slight Chance Light Rain then Mostly Sunny 2 to 7 mph W 15%

Forecast source: National Weather Service (api.weather.gov) for Peaceful Valley (48.951, -122.148). Updated through the day.

Growing snapshot for Peaceful Valley

Last spring frost
Apr 18
First fall frost
Oct 18
Growing season
185 days
Hardiness zone
8a

More local growing data for Peaceful Valley: nearby ZIP 98295 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Clearbrook, Wa (6.2 mi from Peaceful Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.