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Boise, ID

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NWS Forecast Office Boise, ID

Weather.gov > Boise, ID
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Last Map Update: Wed, Oct 21, 2026 at 8:06:17 am MDT

There are no watches, warnings, or advisories at this time.

Wet, Colder, and Gusty Thu-Fri
Halloween Weather Stats
Thursday will become showery, gusty, and slightly cooler as a low pressure system approaches the region. Then, a strong cold front will pass through late Thursday night into Friday morning, lowering temperatures by 10-20 degrees and bringing windy conditions for Friday. Rain showers and high mountain snow will continue Friday morning, before tapering off from west to east Friday afternoon/evening.
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This graphic shows the historical climate statistics for Halloween for sites across southeast Oregon and southwest Idaho.
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