Por Bay Weather in September

September in Por Bay brings high temperatures, with highs of 30°C (86°F) and nights dropping to 26°C (79°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Por Bay in September

As part of the rainy season, Por Bay sees around 23 days of rain in September, with an average of 325 mm (13 in). Rainy season showers tend to be fairly substantial. A good rain jacket or umbrella is worth having with you most days.

Temperature in Por Bay in September

Daytime highs in Por Bay in September reach 30°C (86°F), with nights around 26°C (79°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights are warm at 26°C (79°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.

Sunshine in Por Bay in September

The area experiences a moderate amount of sunshine, with approximately 100 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.

Wind Speed in Por Bay in September

September has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

Average water temperature in September

With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Por Bay. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit Thailand, check out our Por Bay's climate page.

Por Bay Temperature in September

Min Temperature 26°C (79°F)  

Max Temperature 30°C (86°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 76%  

Precipitation 325 mm (13 in)  

Rainy days 23 days  

Humidity 82% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 100 hours *  

Percentage Sunshine *  

* Data from: Phuket, Thailand (15 KM, 9 Miles).

What to Wear in Por Bay in September

Warm but pleasant conditions in Por Bay 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. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Por Bay in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

7/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Thailand, check out our Por Bay's climate page.

More climate data for Por Bay

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Por Bay climate overview or explore weather in Thailand.