Today | Weather | Wednesday, October 1, 2025

Weather in Boise, Idaho

12:26 PM

Now

66° F

Feels Like 64°

Precipitation 0 %

Wind 8 mph

UV Index (0 - 11+) 11

Humidity 51 %

Today

Day 75°

Night 57°

Precipitation 5 %

Wind 7 mph

UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Boise Weather Forecast Updated

Last updated on October 01, 2025 10:49 AM

Air quality in Boise

NOW

36 AQI

Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 5.68 µg/m³

PM10 21.24 µg/m³

O₃ 34.45 ppb

NO₂ 5.65 ppb

SO₂ 0.27 ppb

CO 132.47 ppb

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

Health Recommendations:

With this level of air quality, you have no limitations. Enjoy the outdoors

View Hourly Air Quality Forecast