Kompong Thom Weather in September
Kompong Thom in September sees very high daytime temperatures of 33°C (91°F) and nighttime lows of 25°C (77°F). With the highest rainfall of the year it is wise to pack an umbrella and expect frequent showers.
Rainfall in Kompong Thom in September
Kompong Thom is in the rainy season in September, with rain on around 19 days and an average of 299 mm (12 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.
Temperature in Kompong Thom in September
Temperatures in Kompong Thom in September top out at 33°C (91°F) and drop to 25°C (77°F) overnight. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.September in Kompong Thom can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Cambodia, check out our Kompong Thom's climate page.
Kompong Thom Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
33°C (91°F)
Chance of Rain
63%
Precipitation
299 mm (12 in)
Rainy days
19 days
Historical weather for Kompong Thom in September
Browse day-by-day weather records for Kompong Thom spanning 21 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kompong Thom historical weather extremes in September
The extremes listed below come from historical weather data collected in Kompong Thom from 2006 through 2025.
- Kompong Thom recorded its highest September temperature of 37°C (99°F) on September 6, 2015.
- The lowest daytime temperature in September was 25°C (77°F), recorded on September 22, 2025.
- The coldest night in September in Kompong Thom was on September 20, 2025, with a minimum of 23°C (73°F).
- The heaviest September precipitation occurred on September 19, 2021, when 71 mm (2.8 in) of precipitation fell.
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
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tolerable
unpleasant
poor
What to Wear in Kompong Thom in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!What To Do in Kompong Thom in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Cambodia, check out our Kompong Thom's climate page.
See the full Kompong Thom climate overview or explore weather in Cambodia.
