Weather in Inchelium, WA
Updated 2026-09-26 07:00 local time · ZIP codes 99138
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
40°12% rain38°8% rain43°4% rain47°3% rain51°2% rain54°2% rain55°2% rain
56°4% rain
57°7% rain
57°9% rain56°8% rain56°4% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 12%).
It feels like 36°F with winds near 2 mph.
55°F, 2% rain chance and 4 mph wind.
Visibility is around 6 mi; gusts may reach 8 mph.
Current temperature is 40°F, wind 2 mph, rain chance up to 12%.
UV index is 0.
Local weather characteristics in Inchelium
Washington has a mild, wetter marine climate west of the Cascades and a much drier interior climate east of the mountains. Terrain creates strong local rain, snow and temperature differences.
Inchelium is part of the West weather region. The forecast point is near 48.30°N latitude and 118.20°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Inchelium weather today
Sunny and 40°F in Inchelium, WA. Today's high is 57°F with a 7% rain chance. Winds are around 2 mph with gusts near 7 mph. Relative humidity is 84%, pressure is 30.11 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Inchelium
Sunrise is at 06:45 AM and sunset is at 06:43 PM. Tomorrow's forecast calls for Sunny with a high near 60°F and a low near 40°F. The maximum rain chance is 6%.