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Boise, ID Weather Tomorrow

See how tomorrow's weather in Boise compares with the upcoming 5 day forecast, including precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Boise area.
Updated: Fri Oct 23rd 2026 1:00 PM MDT
Boise, ID Weather – 10-23 – Overcast
54° / 42°
Overcast
In Boise, skies will be overcast with highs near 54°F and lows around 42°F. Rainfall predicted to have a 65% chance with an estimated 0.07in. Wind will be moderate, blowing around 18mph on average and gusts of 26.3mph at 3 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 70% at 11 PM and 56% being its lowest at 7 PM. Barometric pressure is its highest of 30.17inHg at 11 PM, a lowest point of 29.99inHg at 2 PM with an avg 30.06inHg.
Boise, ID Weather – 10-24 – Sunny
54° / 37°

Weather Tomorrow

Sunny
Boise could see a sunny day with daytime highs of 54°F and nighttime lows near 37°F. There's a very small chance of rainfall, only about 6%. Winds will be light at 7mph and gusts of 13.4mph at 8 AM. The humidity will be on the higher side, averaging about 65%, the maximum being 85% at 6 AM and 44% being its lowest at 5 PM. Barometric pressure is its highest of 30.31inHg at 9 AM, a lowest point of 30.11inHg at 7 PM with an avg 30.21inHg.
Boise, ID Weather – 10-25 – Sunny
61° / 40°
Sunny
In Boise, a sunny day is likely with a high near 61°F and a low around 40°F. There's a very small chance of rainfall, only about 6%. Winds will be light at 9mph and gusts of 16.1mph at 2 AM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 82% at 6 AM and 33% being its lowest at 5 PM. Barometric pressure is its highest of 30.15inHg at 9 AM, a lowest point of 30.02inHg at 6 PM with an avg 30.1inHg.
Boise, ID Weather – 10-26 – Overcast
67° / 46°
Overcast
Boise may see cloud-filled skies, with daytime highs of 67°F and overnight lows near 46°F. There's a moderate 38% chance of rainfall with an estimated 0.03in. Wind will be moderate, blowing around 13mph on average and gusts of 17.9mph at 12 PM. Humidity levels should be comfortable, sitting around 43% on average, the maximum being 69% at 9 PM and 23% being its lowest at 5 PM. Barometric pressure is its highest of 30.11inHg at 10 AM, a lowest point of 29.92inHg at 6 PM with an avg 30.03inHg.
Boise, ID Weather – 10-27 – Overcast
58° / 43°
Overcast
Daytime highs will reach 58°F with lows dropping to 43°F in Boise, where it will be overcast. Rainfall predicted to have a 63% chance with an estimated 0.11in. Wind will be moderate, blowing around 15mph on average and gusts of 21.7mph at 8 PM. Humidity levels should be comfortable, sitting around 58% on average, the maximum being 95% at 8 PM and 37% being its lowest at 1 PM. Barometric pressure is its highest of 30.07inHg at 9 PM, a lowest point of 29.76inHg at 5 PM with an avg 29.92inHg.
Boise, ID Weather – 10-28 – Overcast
51° / 38°
Overcast
Daytime highs will reach 51°F with lows dropping to 38°F in Boise, where skies will be overcast. The chance of rain is 78% with an estimated 0.26in. Winds will be light at 4mph and gusts of 20.4mph at 12 AM. The humidity will be on the higher side, averaging about 72%, the maximum being 89% at 12 AM and 52% being its lowest at 3 PM. Barometric pressure is its highest of 30.21inHg at 12 PM, a lowest point of 30.09inHg at 12 AM with an avg 30.15inHg.

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