Malaysia Penang Weather in September (late monsoon) — Climate Guide
September (late monsoon) in Penang is Fair
September (late monsoon) is Fair for Penang.
Late monsoon — best value season. Hotels 30-40% below peak prices, including 5-stars.
Travel score
Penang September (late monsoon) Weather Stats
Avg High
32°C
Avg Low
24°C
Rainy Days
13
200mm total
Sunshine
7h
Daily avg
Humidity
80%
Humid
UV Index
11
Extreme
Wind
7 km/h
Gusts 14
Sea Temp
28°C
Ideal for swimming
Crowds
Quiet
At attractions
September (late monsoon) Sunrise & Sunset
Air Quality
PM2.5
20 μg/m³
PM10
40 μg/m³
Status
Moderate
Feels-Like Temperature & Wind
Feels like
Daytime
34°C
Nighttime
25°C
Humidity and wind affect how the actual temperature feels.
Wind
7 km/h
Max gust 14 km/h
Activities Recommended for September (late monsoon)
September (late monsoon) Travel Pros & Cons
Pros
- Best value pricing
Cons
- 13 rain days/month
September (late monsoon) Events & Festivals
- Late monsoon
Penang in September (late monsoon) — Full Picture
Late monsoon — best value season. Hotels 30-40% below peak prices, including 5-stars.
What to Wear & What to Pack
Late monsoon.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
33°C
25°C
10.7/mo
Summer (Jun·Jul·Aug)
32°C
24.3°C
13.3/mo
Autumn (Sep·Oct·Nov)
Current31.3°C
24°C
14/mo
Winter (Dec·Jan·Feb)
31.7°C
24°C
7.3/mo
Penang Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 32° | 24° | 7d·80mm | 8h | 75% | 11 | Very busy | Peak | |
| 32° | 24° | 6d·90mm | 8h | 75% | 11 | Very busy | Peak | |
| March (best month) (Best) | 33° | 25° | 8d·130mm | 8h | 75% | 11 | Busy | Peak |
| 33° | 25° | 11d·170mm | 8h | 80% | 11 | Busy | Peak | |
| 33° | 25° | 13d·200mm | 7h | 80% | 11 | Moderate | Shoulder | |
| 32° | 25° | 13d·200mm | 7h | 80% | 11 | Moderate | Shoulder | |
| 32° | 24° | 13d·200mm | 7h | 80% | 11 | Moderate | Shoulder | |
| 32° | 24° | 14d·230mm | 7h | 80% | 11 | Moderate | Shoulder | |
| 32° | 24° | 13d·200mm | 7h | 80% | 11 | Quiet | Low season | |
| 31° | 24° | 16d·250mm | 7h | 82% | 11 | Quiet | Low season | |
| 31° | 24° | 13d·200mm | 7h | 80% | 11 | Moderate | Shoulder | |
| 31° | 24° | 9d·130mm | 8h | 78% | 11 | Very busy | Peak |
View Other Months
Penang September (late monsoon) Hotel Picks
Frequently Asked Questions
Is September (late monsoon) a good time to visit Penang?
Penang in September (late monsoon) is Fair. Tourist crowds are quiet and flight/hotel prices are low season.
What's the average temperature in Penang in September (late monsoon)?
Penang September (late monsoon) averages a high of 32°C and a low of 24°C.
Does it rain much in Penang in September (late monsoon)?
Penang September (late monsoon) averages 200mm of rainfall over about 13 rainy days.
What should I wear in Penang in September (late monsoon)?
Late monsoon.
What time are sunrise and sunset in Penang in September (late monsoon)?
Penang September (late monsoon) sunrise is 07:10 and sunset is 19:15, with 12h 5min of daylight.
What's the air quality like in Penang in September (late monsoon)?
Penang September (late monsoon) air quality (AQI) averages 50, rated Good. PM2.5 averages 20μg/m³.
What activities are recommended in Penang in September (late monsoon)?
In September (late monsoon), Penang is great for George Town walk, Hawker crawl.
Is September (late monsoon) peak season in Penang?
Penang September (late monsoon) crowds are quiet and prices are low season. You can travel relatively comfortably without long queues.
Best Months to Visit Penang
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.