Ko Jum Weather in September

September in Ko Jum typically sees daytime highs of 30°C (86°F) and nighttime lows of 26°C (79°F). September falls within the rainy season, so heavy rainfall is to be expected.

Rainfall in Ko Jum in September

Ko Jum is in the rainy season in September, with rain on around 22 days and an average of 319 mm (13 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.

Temperature in Ko Jum in September

September in Ko Jum brings typical temperatures with highs around 30°C (86°F) and lows of 26°C (79°F). This kind of day-to-night contrast is typical for this time of year. Nights stay warm at around 26°C (79°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Ko Jum in September

The month experiences a moderate amount of sunlight, with 145 hours of sunshine. This provides a nice balance between sunshine and rain.

September in Ko Jum has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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 Ko Jum's climate page.

Ko Jum Temperature in September

Min Temperature 26°C (79°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 72%  

Precipitation 319 mm (13 in)  

Rainy days 22 days  

Humidity 88% *  

Sunshine 145 hours *  

Percentage Sunshine *  

* Data from: Railey, Thailand (24 KM, 15 Miles).

What to Wear in Ko Jum in September

Warm but pleasant conditions in Ko Jum 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.

What To Do in Ko Jum 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 Ko Jum's climate page.

More climate data for Ko Jum

Temperature Rainfall Sunshine Humidity

See the full Ko Jum climate overview or explore weather in Thailand.