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Sisophon Weather in September
Sisophon in September averages 33°C (91°F) during the day and 25°C (77°F) at night. This is the wettest month of the year.
Rainfall in Sisophon in September
Sisophon is in the rainy season in September, with rain on around 18 days and an average of 256 mm (10 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Sisophon in September
September in Sisophon brings typical temperatures with highs around 33°C (91°F) and lows of 25°C (77°F). For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning.September in Sisophon 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.
Sisophon Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
33°C (91°F)
Chance of Rain
61%
Precipitation
256 mm (10 in)
Rainy days
18 days
Humidity
81% *
* Data from: Battambang, Cambodia (59 KM, 37 Miles).
Sisophon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sisophon - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sisophon typically stay consistent throughout September, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
50-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 Sisophon in September
Browse day-by-day weather records for Sisophon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sisophon historical weather extremes in September
The extremes listed below come from historical weather data collected in Sisophon from 1976 through 2026.
- On September 11, 2017, temperatures climbed to 37°C (99°F), marking the warmest September day on record.
- Sisophon experienced its chilliest September day on September 6, 1987, reaching only 25°C (77°F).
- Sisophon registered its coldest September night on September 20, 2007, with temperatures dropping to 22°C (72°F).
- The wettest September day on record brought 143 mm (5.6 in) of precipitation to Sisophon (September 22, 1997).
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 Sisophon in September
Hot weather in September means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
What To Do in Sisophon in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Sisophon 3-Day Forecast
More climate data for Sisophon
See the full Sisophon 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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