Shah Alam
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Shah Alam Weather in September

September in Shah Alam averages 33°C (91°F) during the day and 25°C (77°F) at night. Quite a bit of rainfall is typical this month, with around 161 mm (6.3 in) on average. An umbrella is a good idea.

Rainfall in Shah Alam in September

Historically, September sees about 18 days of rain, with a monthly average of 161 mm (6.3 in). Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Shah Alam in September

In September, Shah Alam gets very high temperatures, with highs of 33°C (91°F). Nights cool to around 25°C (77°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Shah Alam in September

The area enjoys a moderate level of sunlight, with around 164 hours. It's a good balance between sunny and cloudy days.

Wind Speed in Shah Alam in September

Average wind conditions reach 2 m/s (4 knots) in September. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.

To explore more travel options, our weather planner can help you discover destinations worldwide.

Shah Alam Temperature in September

Min Temperature
25°C (77°F)
Max Temperature
33°C (91°F)
Chance of Rain
61%
Precipitation
161 mm (6.3 in)
Rainy days
18 days
Humidity
80% *
Windspeed
2 m/s (4 knots) *
Sunshine
164 hours *
Percentage Sunshine
*
* Data from: Kuala Lumpur, Malaysia (6 KM, 3 Miles).

Shah Alam Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Shah Alam - and find the best time to visit.

Daily Historical Temperatures

47-year average (1976-2025)

Based on our historical records, temperatures in Shah Alam typically stay consistent throughout September, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 24°C (75°F).

Average temperatures in September

Daily Historical Precipitation

47-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

Historical weather records for Shah Alam in September

Browse day-by-day weather records for Shah Alam spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Shah Alam historical weather extremes in September

Our historical data for Shah Alam spans 1999 to 2026, revealing these weather extremes.

  • On September 7, 2026, temperatures climbed to 36°C (97°F), marking the warmest September day on record.
  • On September 1, 2009, Shah Alam saw its coldest September day with temperatures maxing out at 27°C (81°F).
  • Shah Alam registered its coldest September night on September 16, 2025, with temperatures dropping to 22°C (72°F).

Best Places in Malaysia in September

Find out more about the weather in Malaysia and which places have the best travel conditions in this month. See all of Malaysia in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Shah Alam in September

Warm but pleasant conditions in Shah Alam in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Shah Alam in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Shah Alam 3-Day Forecast

More climate data for Shah Alam

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

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