Harman US

Humptulips, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Humptulips, a community in Grays Harbor County, Washington.

This Afternoon
69°F
Mostly Sunny
Mostly sunny. High near 69, with temperatures falling to around 66 in the afternoon. West wind around 3 mph.

7-day forecast for Humptulips

WhenTempForecastWindPrecip
This Afternoon 69°F Mostly Sunny 3 mph W 0%
Tonight 48°F Partly Cloudy 3 mph NW 0%
Sunday 71°F Mostly Sunny 1 to 5 mph NW 0%
Sunday Night 48°F Partly Cloudy 1 to 5 mph NW 0%
Monday 72°F Mostly Sunny 1 to 6 mph NW 0%
Monday Night 48°F Mostly Cloudy 2 to 6 mph NW 0%
Tuesday 68°F Mostly Sunny 2 to 6 mph NW 1%
Tuesday Night 47°F Mostly Cloudy then Chance Light Rain 1 to 6 mph NW 29%
Wednesday 65°F Chance Light Rain 3 mph SW 29%
Wednesday Night 45°F Mostly Cloudy 3 mph NNW 10%
Thursday 64°F Partly Sunny 0 to 5 mph N 11%
Thursday Night 46°F Mostly Cloudy then Slight Chance Light Rain 1 to 5 mph NNW 20%
Friday 64°F Slight Chance Light Rain 1 to 5 mph N 20%
Friday Night 44°F Mostly Cloudy 1 to 5 mph N 9%

Forecast source: National Weather Service (api.weather.gov) for Humptulips (47.234, -123.981). Updated through the day.

Growing snapshot for Humptulips

Last spring frost
Apr 26
First fall frost
Oct 22
Growing season
180 days
Hardiness zone
8b

More local growing data for Humptulips: nearby ZIP 98552 weather · frost dates · planting calendar · Washington frost dates

Nearby towns & communities

All Washington locations ›

Climate data from the nearest NOAA station, Humptulips Salmon Hatchery, Wa (6.1 mi from Humptulips). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.