Penang weather in September
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Penang September weather at a glance
In September, Penang averages 27.3°C, with typical highs of 30.3°C and lows of 24.8°C. The historical average is 24 wet days and 85% humidity.
Penang September temperature & humidity
Penang September rain & wet days
Pack a light rain jacket, waterproof pouch and quick-dry shoes. Keep an indoor stop available between outdoor activities.
What to wear in Penang in September
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 24 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 30.3°C
- Morning & eveningLight layer for air-conditioned rooms · average low 24.8°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Penang September sunrise & sunset times
2026 September · Local time (Asia/Kuala_Lumpur)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-09-01 | 07:12 | 19:25 | 12h 13m |
| 2026-09-15 | 07:10 | 19:18 | 12h 9m |
| 2026-09-30 | 07:07 | 19:11 | 12h 4m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Penang rainy season & dry season
Is September wet or dry?
Malaysia receives rain throughout the year, with different rainfall patterns by coast and region. Kuala Lumpur, Kota Kinabalu and Langkawi should not be treated as sharing one dry/rainy-season calendar. The 2024–2025 average for September is 24 wet days.
2024–2025 wet-day averages, not long-term season boundaries. Wet days do not mean all-day rain.
Packing for rainy and dry periods
For rainy periods, bring a light rain jacket, a waterproof pouch and quick-dry clothes. In drier months, pack sunscreen and a hat, plus a compact umbrella for showers. For beach trips, check the boat operator’s weather and cancellation notices.
Season guide: MET Malaysia
Penang travel essentials
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Best months to visit Penang
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
September weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Penang weather like in September?
In September, Penang averages 27.3°C, with typical highs of 30.3°C and lows of 24.8°C. The historical average is 24 wet days and 85% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Penang in September?
There are about 24 wet days in September. Pack a rain jacket and water-resistant shoes.
What should I wear in Penang in September?
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 24 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
What are the best months to visit Penang?
No months meet the A or B threshold in our temperature-and-precipitation score. Compare the monthly values with your planned activities.
Where can I check Penang weather in September in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
Is September rainy or dry season in Penang?
Malaysia receives rain throughout the year, with different rainfall patterns by coast and region. Kuala Lumpur, Kota Kinabalu and Langkawi should not be treated as sharing one dry/rainy-season calendar. The 2024–2025 average for September is 24 wet days.
Which months have fewer rainy days in Penang?
In our 2024–2025 data, July, February, June have the fewest wet days. These are recent observations, not long-term climate normals. Compare temperatures and your planned activities as well.
What time are sunrise and sunset in Penang in September?
On 2026-09-15, calculated sunrise is 07:10 and sunset is 19:18 in local time (Asia/Kuala_Lumpur). Times vary by date and terrain.
Penang weather by month
More Southeast Asia destinations in September
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations