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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
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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.