15-Day Weather Forecast - Tacoma

15-day weather forecast for Tacoma: temperatures from 9°C (48°F) to 31°C (88°F). Average daily high 22°C (72°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
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Temperature · peaks at +20°C

15-Day Temperature Trend

20°10°TodaySep21°11°Tmrw18°12°Sun20°12°Mon20°9°Tue25°10°Wed28°12°Thu31°13°Fri24°13°Sat20°12°Sun19°13°Mon21°13°Tue23°11°Wed22°12°Thu22°13°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +20°/+10°
    feels +18°0 mm · 3%11 km/hUV 5 · Mod
    06:4219:29
  • Sat, Sep 12Tomorrow
    +21°/+11°
    feels +19°5.8 mm · 85%15 km/hUV 4 · Mod
    06:4319:27
  • Sun, Sep 13Sun
    +18°/+12°
    feels +16°10.0 mm · 88%22 km/hUV 3 · Low
    06:4419:25
  • Mon, Sep 14Mon
    +20°/+12°
    feels +20°0 mm · 3%13 km/hUV 5 · Mod
    06:4619:23
  • Tue, Sep 15Tue
    +20°/+9°
    feels +20°0 mm · 1%12 km/hUV 5 · Mod
    06:4719:21
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  • Wed, Sep 16Wed
    +25°/+10°
    feels +23°11 km/hUV 5 · Mod
    06:4819:19
  • Thu, Sep 17Thu
    +28°/+12°
    feels +26°10 km/hUV 5 · Mod
    06:5019:17
  • Fri, Sep 18Fri
    +31°/+13°
    feels +29°0 mm · 1%10 km/hUV 5 · Mod
    06:5119:15
  • Sat, Sep 19Sat
    +24°/+13°
    feels +23°0 mm · 4%15 km/hUV 5 · Mod
    06:5219:13
  • Sun, Sep 20Sun
    +20°/+12°
    feels +19°6.3 mm · 9%9 km/hUV 3 · Mod
    06:5419:11
  • Mon, Sep 21Mon
    +19°/+13°
    feels +18°2.4 mm · 15%14 km/hUV 3 · Mod
    06:5519:09
  • Tue, Sep 22Tue
    +21°/+13°
    feels +21°0.3 mm · 8%7 km/hUV 4 · Mod
    06:5619:07
  • Wed, Sep 23Wed
    +23°/+11°
    feels +23°0 mm · 11%5 km/hUV 5 · Mod
    06:5819:05
  • Thu, Sep 24Thu
    +22°/+12°
    feels +21°0 mm · 6%12 km/hUV 3 · Mod
    06:5919:03
  • Fri, Sep 25Fri
    +22°/+13°
    feels +20°0 mm · 3%10 km/hUV 4 · Mod
    07:0019:00

Weather Insight

Tacoma's 15-day outlook ranges from a low of 9°C to a high of 31°C, with an average daytime high near 22°C. That's 1° above the long-term average high of 21°C for this time of year. 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.

Extended Outlook for Tacoma

Over the next 15 days, Tacoma is forecast to see temperatures ranging from 8°C to 31°C, averaging a daily high of 22°C. The extended outlook indicates occasional showers on 5 days, with 24.8 mm total accumulation. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.