15-Day Weather Forecast - Penang

15-day weather forecast for Penang: temperatures from 23°C (73°F) to 30°C (86°F). Average daily high 29°C (84°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
··
0:00
1:00
2:00
3:00
4:00
5:00
6:00
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00

Temperature · peaks at +28°C

15-Day Temperature Trend

28°24°TodaySep28°23°Tmrw28°24°Sun29°23°Mon29°23°Tue30°24°Wed30°23°Thu28°24°Fri29°24°Sat29°23°Sun29°24°Mon30°25°Tue30°24°Wed29°23°Thu29°24°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +28°/+24°
    feels +34°11.7 mm · 100%12 km/hUV 8 · V.Hi
    07:1019:20
  • Sat, Sep 12Tomorrow
    +28°/+23°
    feels +34°13.7 mm · 90%5 km/hUV 3 · Low
    07:1019:20
  • Sun, Sep 13Sun
    +28°/+24°
    feels +34°3.0 mm · 99%12 km/hUV 8 · Hi
    07:1019:19
  • Mon, Sep 14Mon
    +29°/+23°
    feels +34°10.1 mm · 67%14 km/hUV 5 · Mod
    07:0919:19
  • Tue, Sep 15Tue
    +29°/+23°
    feels +34°3.2 mm · 77%13 km/hUV 7 · Hi
    07:0919:18
    Advertisement
  • Wed, Sep 16Wed
    +30°/+24°
    feels +36°2.4 mm · 77%7 km/hUV 9 · V.Hi
    07:0919:18
  • Thu, Sep 17Thu
    +30°/+23°
    feels +37°5.1 mm · 74%9 km/hUV 9 · V.Hi
    07:0919:17
  • Fri, Sep 18Fri
    +28°/+24°
    feels +33°3.0 mm · 69%11 km/hUV 9 · V.Hi
    07:0919:17
  • Sat, Sep 19Sat
    +29°/+24°
    feels +33°4.8 mm · 63%18 km/hUV 4 · Mod
    07:0819:16
  • Sun, Sep 20Sun
    +29°/+23°
    feels +34°8.4 mm · 71%15 km/hUV 5 · Mod
    07:0819:16
  • Mon, Sep 21Mon
    +29°/+24°
    feels +35°6.0 mm · 65%11 km/hUV 4 · Mod
    07:0819:15
  • Tue, Sep 22Tue
    +30°/+25°
    feels +36°2.4 mm · 62%13 km/hUV 9 · V.Hi
    07:0819:15
  • Wed, Sep 23Wed
    +30°/+24°
    feels +37°6.6 mm · 60%9 km/hUV 9 · V.Hi
    07:0819:14
  • Thu, Sep 24Thu
    +29°/+23°
    feels +34°8.1 mm · 62%9 km/hUV 8 · Hi
    07:0719:14
  • Fri, Sep 25Fri
    +29°/+24°
    feels +34°3.9 mm · 71%5 km/hUV 5 · Mod
    07:0719:13

Weather Insight

Penang's 15-day outlook ranges from a low of 23°C to a high of 30°C, with an average daytime high near 29°C. Air quality is currently good (AQI 42), with no notable outdoor health concerns.

Today vs Normal

28°C-1° below normal

The long-term average high for today is 29°C.

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

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

2026-08-28: 31°C31°2026-08-29: 31°C31°2026-08-30: 31°C31°2026-08-31: 31°C31°2026-09-01: 31°C31°2026-09-02: 31°C31°2026-09-03: 30°C30°2026-09-04: 30°C30°2026-09-05: 31°C31°2026-09-06: 31°C31°2026-09-07: 30°C30°2026-09-08: 30°C30°

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 Penang

Over the next 15 days, Penang is forecast to see temperatures ranging from 22°C to 31°C, averaging a daily high of 29°C. The extended outlook indicates significant rainfall totalling 92.4 mm spread across 15 days. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.