Today | Weather | Thursday, October 30, 2025

Weather in Fremont, California

11:33 AM

Now

64° F

Feels Like 68°

Precipitation 0 %

Wind 7 mph

UV Index (0 - 11+) 3

Humidity 64 %

Today

Day 70°

Night 54°

Precipitation 0 %

Wind 7 mph

UV Index (0 - 11+) 3

Fremont Weather Forecast Updated

22 minutes ago

Last updated on October 30, 2025 11:10 AM

Weather Forecast History

Last Year's Weather on This Day (October 30, 2024)

Day

63°

Night

52°

Wind

6 mph

Precipitation

Air Quality in Fremont

NOW

38 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 8.1 µg/m³

PM₁₀ 27.32 µg/m³

O₃ 0.041 ppm

NO₂ 0.7 ppb

SO₂ 0.4 ppb

CO 0.09 ppm

NH₃ 0 µg/m³

NO 0.24 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 8.1 µg/m³

PM₁₀ – 27.32 µg/m³

O₃ – 80.81 µg/m³

NO₂ – 1.25 µg/m³

SO₂ – 0.97 µg/m³

CO – 105.15 µg/m³

NH₃ – 0 µg/m³

NO – 0.24 µg/m³

View Hourly Air Quality Forecast