Today's Weather Forecast - Tacoma

Today's weather in Tacoma. high 20°C (68°F), low 10°C (50°F). Overcast.

Today’s Hourly Weather Outlook

Morning6 AM – Noon14°
Wind speed
11 km/h
Rain probability
3%
AfternoonNoon – 6 PM19°
Wind speed
10 km/h
Rain probability
0%
Evening6 PM – Midn17°
Wind speed
8 km/h
Rain probability
2%
NightMidn – 6 AM11°
Wind speed
7 km/h
Rain probability
0%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:12 AM
Total Daylight
9% of day elapsedSolar noon 1:05 PM
Sunset
Dusk 7:59 PM
Remaining11h 35m
Solar elevation11°
vs yesterday-5 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM2.5
Monitoring station
S 36th St, Tacoma, Washington, USA
PM2.5
36μg/m³
NO₂
11.7ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Tacoma is forecast to reach a high of 20°C today, with an overnight low around 10°C. That's 1° below the long-term average high of 21°C for this time of year. It continues a recent pattern — 10 of the last 28 days with published data have run cooler than normal. Expect little chance of rain (3% probability) and a gentle breeze averaging 11 km/h. Air quality is currently good (AQI 47), with no notable outdoor health concerns.

Today vs Normal

20°C-1° below normal

The long-term average high for today is 21°C.

10 of the last 28 days with published data ran above normal.

It continues that pattern - today's forecast is also running below normal.

2026-08-28: 19°C19°2026-08-29: 18°C18°2026-08-30: 19°C19°2026-08-31: 22°C22°2026-09-01: 18°C18°2026-09-02: 17°C17°2026-09-03: 17°C17°2026-09-04: 19°C19°2026-09-05: 19°C19°2026-09-06: 21°C21°2026-09-07: 19°C19°2026-09-08: 21°C21°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.