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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Malaysia, check out our Shah Alam's climate page.
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
*
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 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 2025, revealing these weather extremes.
- On September 19, 2015, 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
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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Malaysia, check out our Shah Alam's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Shah Alam climate overview or explore weather in Malaysia.
