Granite Falls, WA Weather Tomorrow

Find out what tomorrow's weather looks like in Granite Falls with a complete 5 day forecast featuring daily precipitation forecasts, changing sky conditions, daytime highs, overnight lows, Fahrenheit and Celsius temperatures, sunrise, sunset, wind chill, and local wind details for the Granite Falls area and around Snohomish county, Washington.
Updated: Sun Aug 30th 2026 11:15 PM PDT
Granite Falls, WA Weather – 8-30 – Overcast
62° / 48°
Overcast
Granite Falls, WA Weather – 8-31 – Overcast
70° / 51°

Weather Tomorrow

Overcast
Overcast is in the forecast for Granite Falls, with a high of 70°F and a low of 51°F. There might be light rainfall having a 11% chance. Winds will be light at 6mph and gusts of 17.2mph at 2 PM. The humidity will be on the higher side, averaging about 64%, the maximum being 87% at 4 AM and 39% being its lowest at 2 PM. Barometric pressure is its highest of 30.02inHg at 12 AM, a lowest point of 29.77inHg at 5 PM with an avg 29.87inHg.
Granite Falls, WA Weather – 9-1 – Smoky Haze
67° / 53°
Smoky Haze
Smoky Haze is in the forecast for Granite Falls, with a high of 67°F and a low of 53°F. There might be light rainfall having a 14% chance with an estimated 0in. Winds will be light at 6mph and gusts of 16.1mph at 11 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 94% at 5 AM and 44% being its lowest at 4 PM. Barometric pressure is its highest of 29.85inHg at 11 PM, a lowest point of 29.77inHg at 5 PM with an avg 29.81inHg.
Granite Falls, WA Weather – 9-2 – Light Rain Shower
61° / 46°
Light Rain Shower
Granite Falls may see rain, with daytime highs of 61°F and overnight lows near 46°F. The chance of rain is 90% with an estimated 0.6in. Winds will be light at 6mph and gusts of 11.6mph at 7 PM. High humidity with average of 88% is anticipated, the maximum being 100% at 11 PM and 77% being its lowest at 12 AM. Barometric pressure is its highest of 29.85inHg at 1 AM, a lowest point of 29.7inHg at 10 PM with an avg 29.78inHg.
Granite Falls, WA Weather – 9-3 – Light Rain Shower
50° / 42°
Light Rain Shower
Periods of rain are likely in Granite Falls, with a high of 50°F and a low of 42°F. The chance of rain is 94% with an estimated 0.58in. Winds will be light at 6mph and gusts of 19.3mph at 1 AM. High humidity with average of 97% is anticipated, the maximum being 99% at 8 AM and 94% being its lowest at 6 PM. Barometric pressure is its highest of 29.88inHg at 10 PM, a lowest point of 29.74inHg at 12 AM with an avg 29.83inHg.
Granite Falls, WA Weather – 9-4 – Scattered Showers
58° / 44°
Scattered Showers
Granite Falls may see passing showers, with daytime highs of 58°F and overnight lows near 44°F. Rainfall predicted to have a 67% chance with an estimated 0.08in. Winds will be light at 6mph and gusts of 17.2mph at 5 PM. High humidity with average of 81% is anticipated, the maximum being 98% at 6 AM and 48% being its lowest at 2 PM. Barometric pressure is its highest of 29.98inHg at 11 AM, a lowest point of 29.89inHg at 12 AM with an avg 29.93inHg.

Currently

Clear 54°F
30.03 inHg.
Barometer
69%
Humidity
ENE 6.1 mph
Wind
Clear

5 Day Forecast Nearby

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