Thinking of visiting Bukit Mertajam in September? Expect very high temperatures reaching 32°C (90°F) during the day, dropping to 25°C (77°F) at night. Heavy showers are common during the rainy season.
To explore more travel options, our weather planner can help you discover destinations worldwide.
Min Temperature
Max Temperature
Chance of Rain
Precipitation
Rainy days
Humidity
Sunshine
Percentage Sunshine
Pick a month to see the average temperature, rainfall and sunshine in Bukit Mertajam - and find the best time to visit.
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 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).
Warm but pleasant conditions in Bukit Mertajam 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Bukit Mertajam climate overview or explore weather in Malaysia.
Where to go in September - average daytime high across popular destinations.
Kuching
32°C (90°F) Kuala Lumpur33°C (91°F) George Town31°C (88°F) Ipoh32°C (90°F) Pantai Cenang30°C (86°F) Johor Bahru31°C (88°F) Melaka30°C (86°F) Kota Kinabalu30°C (86°F) Need travel inspiration? Check out our bucket list articles and be inspired.
Sabah, one of the most biodiverse regions in Malaysia
Sabah is one of the most biodiverse areas in the entire region. You will find some of the world's oldest rain forests full of rare animals and spectacular natural phenomena. For lovers of nature and wildlife this place is paradise.
Rainforest World Music Festival
The Rainforest World Music Festival (often abbreviated as RWMF) is an annual three-day music festival celebrating the diversity of world music, held in Kuching, Sarawak, Malaysia.
10 Hidden gems in Asia you need to visit
Explore 10 hidden gems in Asia offering authentic experiences, from pristine beaches and remote islands to cultural treks and peaceful mountain villages.
Chase the autumn leaves in Japan
Japan is one of these cases which turns into a gold, yellow and orange fairy tale starting from September. And we can honestly say: We cannot imagine a more beautiful season to visit Japan.
