Jamestown, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jamestown, a community in Clallam County, Washington.
Tonight
40°F
Mostly Clear
Mostly clear. Low around 40, with temperatures rising to around 42 overnight. East wind 0 to 3 mph.
7-day forecast for Jamestown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 40°F | Mostly Clear | 0 to 3 mph E | 4% |
| Wednesday | 56°F | Partly Sunny then Chance Light Rain | 5 mph SSE | 40% |
| Wednesday Night | 43°F | Light Rain | 3 mph S | 75% |
| Thursday | 57°F | Mostly Sunny | 3 to 7 mph SSE | 13% |
| Thursday Night | 44°F | Light Rain Likely | 3 to 14 mph SSE | 69% |
| Friday | 58°F | Light Rain Likely | 6 to 17 mph SSE | 69% |
| Friday Night | 45°F | Chance Light Rain | 6 mph SSE | 30% |
| Saturday | 59°F | Chance Light Rain | 5 to 17 mph SE | 50% |
| Saturday Night | 46°F | Light Rain | 8 to 17 mph S | 79% |
| Sunday | 56°F | Light Rain Likely | 5 to 9 mph SW | 70% |
| Sunday Night | 42°F | Slight Chance Light Rain | 5 mph S | 21% |
| Monday | 55°F | Light Rain Likely | 3 to 13 mph SE | 55% |
| Monday Night | 44°F | Light Rain Likely | 14 mph SE | 72% |
| Tuesday | 57°F | Light Rain Likely | 12 to 17 mph SE | 72% |
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
Nearby towns & communities
Bell Hill
Carlsborg
Clallam Bay
Forks
Neah Bay
Port Angeles
Port Angeles East
River Road
Sekiu
Sequim
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 Nov 4, 2026.