Humptulips, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Humptulips, a community in Grays Harbor County, Washington.
Overnight
39°F
Partly Cloudy
Partly cloudy, with a low around 39. East wind around 2 mph.
7-day forecast for Humptulips
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 39°F | Partly Cloudy | 2 mph E | 1% |
| Wednesday | 57°F | Mostly Cloudy then Light Rain | 2 to 6 mph SE | 99% |
| Wednesday Night | 44°F | Light Rain | 1 to 7 mph SSW | 83% |
| Thursday | 57°F | Slight Chance Light Rain then Partly Sunny | 1 to 6 mph S | 16% |
| Thursday Night | 46°F | Rain | 7 mph SE | 95% |
| Friday | 56°F | Rain | 3 to 9 mph SE | 95% |
| Friday Night | 48°F | Light Rain | 5 mph SE | 78% |
| Saturday | 61°F | Light Rain Likely then Showers And Thunderstorms | 6 mph SE | 87% |
| Saturday Night | 48°F | Showers And Thunderstorms then Light Rain | 6 to 13 mph S | 94% |
| Sunday | 56°F | Light Rain Likely | 0 to 6 mph WSW | 66% |
| Sunday Night | 42°F | Slight Chance Light Rain | 0 to 3 mph NE | 15% |
| Monday | 56°F | Light Rain Likely | 5 mph ESE | 59% |
| Monday Night | 47°F | Rain Likely | 5 to 8 mph SE | 71% |
| Tuesday | 57°F | Light Rain Likely | 5 to 9 mph SSE | 71% |
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 Nov 4, 2026.