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Jamestown, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a community in Clallam County, Washington.

Overnight
57°F
Mostly Clear
Mostly clear. Low around 57, with temperatures rising to around 59 overnight. West southwest wind around 2 mph.

7-day forecast for Jamestown

WhenTempForecastWindPrecip
Overnight 57°F Mostly Clear 2 mph WSW 0%
Tuesday 77°F Sunny 2 to 6 mph WNW 0%
Tuesday Night 60°F Mostly Clear then Patchy Smoke 1 to 6 mph W 0%
Wednesday 79°F Patchy Smoke then Sunny 1 to 6 mph NW 0%
Wednesday Night 61°F Mostly Clear 1 to 5 mph W 0%
Thursday 79°F Sunny 1 to 5 mph WNW 0%
Thursday Night 60°F Mostly Clear 3 to 7 mph W 0%
Friday 77°F Sunny 3 to 9 mph W 0%
Friday Night 57°F Mostly Clear 10 mph W 0%
Saturday 71°F Sunny 8 to 13 mph W 1%
Saturday Night 56°F Mostly Clear 6 to 13 mph W 1%
Sunday 69°F Mostly Sunny 3 to 7 mph WNW 1%
Sunday Night 55°F Partly Cloudy 5 to 9 mph W 2%
Monday 69°F Mostly Sunny 6 mph WNW 3%

Forecast source: National Weather Service (api.weather.gov) for Jamestown (48.123, -123.091). Updated through the day.

Growing snapshot for Jamestown

Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
8b

More local growing data for Jamestown: nearby ZIP 98382 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Sequim 2 E, Wa (4.7 mi from Jamestown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.