Today | Weather | Wednesday, October 22, 2025

Weather in Tacoma, Washington

04:14 AM

Now

41° F

Feels Like 43°

Precipitation 0 %

Wind 4 mph

Humidity 99 %

Today

Day 63°

Night 48°

Precipitation 64 %

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.

Tacoma Weather Forecast Updated

Last updated on October 22, 2025 2:45 AM

Weather Forecast History

Last Year's Weather on This Day (October 22, 2024)

Day

57°

Night

41°

Wind

4 mph

Precipitation

Air Quality in Tacoma

NOW

21 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 4.99 µg/m³

PM₁₀ 7.6 µg/m³

O₃ 0.017 ppm

NO₂ 4.3 ppb

SO₂ 0.6 ppb

CO 0.16 ppm

NH₃ 1.36 µg/m³

NO 0 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 – 4.99 µg/m³

PM₁₀ – 7.6 µg/m³

O₃ – 32.46 µg/m³

NO₂ – 8.12 µg/m³

SO₂ – 1.52 µg/m³

CO – 181.96 µg/m³

NH₃ – 1.36 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast