Koh Jum Weather in September

Koh Jum in September sees high daytime temperatures of 30°C (86°F) and nighttime lows of 26°C (79°F). As part of the rainy season, showers are frequent and often heavy. Budget around 319 mm (13 in) of rainfall for the month.

Rainfall in Koh Jum in September

Koh Jum is in the rainy season in September, with rain on around 22 days and an average of 319 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 Koh Jum in September

If you're visiting Koh Jum in September, expect highs of 30°C (86°F) and overnight lows around 26°C (79°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 26°C (79°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.

Sunshine in Koh Jum in September

You can expect a moderate amount of sunlight, with approximately 108 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

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

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• January
• February
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For a detailed overview over the year and the best time to visit Thailand, check out our Koh Jum's climate page.

Koh 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 85% *  

Sunshine 108 hours *  

Percentage Sunshine *  

* Data from: Ko Lanta, Thailand (26 KM, 16 Miles).

What to Wear in Koh Jum in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month

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

More climate data for Koh Jum

Temperature Rainfall Sunshine Humidity

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