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Weather Comparison

Phuket vs Penang

Side-by-side weather comparison for September

Phuket: 28°CPenang: 29°C348 km apart

September Weather: Phuket vs Penang

MetricPhuketPenangBetter
Average HighHigher is warmer28°C (82°F)29°C (84°F)Penang
Average LowHigher is milder26°C (79°F)25°C (77°F)Phuket
Rain DaysFewer is drier25 days26 daysPhuket
PrecipitationLess is drier299 mm250 mmPenang
Sunshine HoursMore is sunnier9h/day9h/dayTie
HumidityLower is more comfortable82%82%Tie
UV IndexLower is safer66Tie
Wind SpeedCalmer is better22 km/h10 km/hPenang

Which City is Better in September?

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Phuket edges ahead as the better destination in September. Phuket offers 9 hours of daily sunshine with only 25 rain days, while Penang sees 9 sunshine hours and 26 rain days.

Phuket sits in the comfortable travel range at 28°C. Penang runs hot at 29°C.

For travelers who prioritize dry weather, Phuket is the stronger choice in September.

Temperature Comparison in September

Phuket reaches an average high of 28°C (82°F) and drops to 26°C (79°F) at night during September. The daily temperature range is 2°C, meaning relatively stable temperatures from day to night.

Penang averages 29°C (84°F) for the high and 25°C (77°F) for the low, with a daily range of 4°C. The two cities feel quite similar in terms of temperature.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.

Rainfall Comparison in September

Phuket receives approximately 299 mm of rainfall across 25 rain days during September. Rain is frequent, so waterproof gear is essential.

Penang sees 250 mm over 26 rain days. That makes Phuket the drier option by 1 rain day and 49 mm of total precipitation.

Both cities share similar humidity levels at 82%.

What to Pack: Phuket vs Penang

Packing for Phuket in September

Highs of 28°C, lows of 26°C, 25 rain days

  • lightweight breathable clothing
  • sunscreen SPF 50+
  • sunglasses
  • a wide-brimmed hat
  • waterproof jacket
  • compact umbrella
  • waterproof shoes
  • moisture-wicking fabrics

Packing for Penang in September

Highs of 29°C, lows of 25°C, 26 rain days

  • lightweight breathable clothing
  • sunscreen SPF 50+
  • sunglasses
  • a wide-brimmed hat
  • waterproof jacket
  • compact umbrella
  • waterproof shoes
  • moisture-wicking fabrics

Pack for both: lightweight breathable clothing, sunscreen SPF 50+, sunglasses, a wide-brimmed hat, waterproof jacket, compact umbrella, waterproof shoes, moisture-wicking fabrics. These items are useful in either destination during September.

Year-Round Comparison: Phuket vs Penang

The table below shows average high temperatures and rain days for every month of the year, helping you find the best time to visit either city.September is highlighted for quick reference.

MonthPhuketPenang
HighRainHighRain
Jan29°C7d29°C15d
Feb29°C4d30°C16d
Mar30°C11d30°C23d
Apr30°C18d30°C28d
May29°C25d30°C27d
Jun29°C23d30°C22d
Jul29°C24d30°C21d
Aug28°C24d30°C24d
Sep28°C25d29°C26d
Oct28°C27d29°C29d
Nov28°C21d29°C27d
Dec28°C12d29°C21d
28°

Phuket Weather in September

Full forecast, packing tips, and activities

29°

Penang Weather in September

Full forecast, packing tips, and activities

Frequently Asked Questions

Is Phuket warmer than Penang in September?
No. In September, Penang is warmer with an average high of 29°C (84°F) compared to Phuket at 28°C (82°F), a difference of 1°C.
Which city gets more rain in September, Phuket or Penang?
Penang gets more rain in September with 26 rain days and 299 mm of precipitation. Phuket is the drier option with 25 rain days.
Is it better to visit Phuket or Penang in September?
It depends on your preferences. Phuket averages 28°C and 9 hours of daily sunshine with 25 rain days. Penang averages 29°C with 9 sunshine hours and 26 rain days. If you prefer cooler conditions, choose Penang. For drier weather, Phuket is the better pick.
How far apart are Phuket and Penang?
Phuket and Penang are approximately 348 km (216 miles) apart. Phuket is located in Thailand (Asia) while Penang is in Malaysia (Asia).
What is the best month to visit Phuket and Penang?
For Phuket, February tends to be the best month with 11 hours of daily sunshine and a high of 29°C. For Penang, January is typically ideal with 10 sunshine hours and 29°C highs.

Compare Phuket and Penang in Other Months

Climate data sourced from the Open-Meteo Historical Weather API, using ERA5 reanalysis data covering 30-year normals from 1991 to 2020. All temperatures shown in Celsius with Fahrenheit equivalents. Rain days count days with 1 mm or more of precipitation. Sunshine hours represent average daily values. This comparison is generated from long-term climate averages and individual trips may vary.

Phuket coordinates: 7.88°N, 98.39°E | Penang coordinates: 5.41°N, 100.33°E