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Kampot Weather in September
September in Kampot brings high temperatures around 30°C (86°F) during the day, dropping to 25°C (77°F) at night, with the most rainfall of the year.
Rainfall in Kampot in September
As part of the rainy season, Kampot sees around 20 days of rain in September, with an average of 304 mm (12 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Kampot in September
Daytime temperatures in Kampot reach 30°C (86°F) in September, dropping to 25°C (77°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Kampot in September
The area enjoys a balanced 148 hours of sunlight, ensuring it's neither too rainy nor too sunny.If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Kampot. Our weather planner can help you explore destinations with more pleasant weather conditions.
Kampot Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
68%
Precipitation
304 mm (12 in)
Rainy days
20 days
Sunshine
148 hours *
Percentage Sunshine
*
* Data from: Sihanoukville, Cambodia (71 KM, 44 Miles).
Kampot Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kampot - and find the best time to visit.
Daily Historical Temperatures
46-year average (1976-2025)
Based on our historical records, temperatures in Kampot typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in September
Daily Historical Precipitation
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Kampot in September
Browse day-by-day weather records for Kampot spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kampot historical weather extremes in September
Based on weather observations in Kampot between 1990 and 2026, these are the recorded extremes during September.
- The warmest day in September was on September 24, 2010, with a maximum of 34°C (93°F).
- The lowest daytime temperature in September was 24°C (75°F), recorded on September 5, 1990.
- The lowest overnight temperature recorded in September was 19°C (66°F) (September 18, 2020).
Best Places in Cambodia in September
Find out more about the weather in Cambodia and which places have the best travel conditions in this month. See all of Cambodia in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Kampot 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Kampot in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Kampot 3-Day Forecast
More climate data for Kampot
See the full Kampot climate overview or explore weather in Cambodia.
Popular in September
Where to go in September - average daytime high across popular destinations.
Battambang
34°C (93°F) Phnom Penh33°C (91°F) Siem Reap33°C (91°F) Kep30°C (86°F) Chambok31°C (88°F) Koh Rong Island29°C (84°F) Kampot30°C (86°F) Sihanoukville29°C (84°F) Bucket list
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