Today | Weather | Wednesday, October 1, 2025

Weather in Bellevue, Washington

11:28 AM

Now

61° F

Feels Like 57°

Precipitation 59 %

Wind 8 mph

UV Index (0 - 11+) 9

Humidity 75 %

Today

Day 66°

Night 54°

Precipitation 88 %

Wind 8 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.

Bellevue Weather Forecast Updated

10 minutes ago

Last updated on October 01, 2025 11:17 AM

Weather Forecast History

Last Year's Weather on This Day (October 1, 2024)

Day

66°

Night

50°

Wind

4 mph

Precipitation

Air quality in Bellevue

NOW

20 AQI

Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.41 µg/m³

PM10 4.74 µg/m³

O₃ 29.48 ppb

NO₂ 5.19 ppb

SO₂ 0.30 ppb

CO 146.63 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