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Kanchanaburi Weather in September
September in Kanchanaburi averages 34°C (93°F) during the day and 25°C (77°F) at night. It is the wettest month of the year, with 203 mm (8 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Kanchanaburi in September
This month is known for its intense rain, often falling heavily. Having a poncho will help you stay dry during the showers. Typically, about 19 days will experience rainfall, with an average of 203 mm (8 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Kanchanaburi in September
In September, expect very high temperatures in Kanchanaburi, with highs of 34°C (93°F) and lows of 25°C (77°F) at night. Mornings and evenings are often more comfortable than the peak afternoon hours. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Kanchanaburi in September
The area enjoys a balanced 107 hours of sunlight, ensuring it's neither too overcast nor too sunny.September in Kanchanaburi 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.
Kanchanaburi Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
34°C (93°F)
Chance of Rain
64%
Precipitation
203 mm (8 in)
Rainy days
19 days
Humidity
77%
Sunshine
107 hours
Percentage Sunshine
Kanchanaburi Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kanchanaburi - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Kanchanaburi typically stay consistent throughout September, with daily highs averaging around 34°C (93°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
49-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 Kanchanaburi in September
Browse day-by-day weather records for Kanchanaburi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kanchanaburi historical weather extremes in September
The extremes listed below come from historical weather data collected in Kanchanaburi from 1986 through 2025.
- The warmest day in September was on September 18, 2001, with a maximum of 39°C (102°F).
- Kanchanaburi experienced its chilliest September day on September 22, 1997, reaching only 24°C (75°F).
- Kanchanaburi registered its coldest September night on September 18, 2000, with temperatures dropping to 23°C (73°F).
- Peak precipitation in September occurred on September 24, 1993, when 124 mm (4.9 in) of precipitation was measured.
Best Places in Thailand in September
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand 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 Kanchanaburi 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! Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Kanchanaburi 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 -
Camping7/10 -
Outdoor sports7/10
Kanchanaburi 3-Day Forecast
More climate data for Kanchanaburi
Temperature Rainfall Sunshine Humidity
See the full Kanchanaburi climate overview or explore weather in Thailand.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bangkok
34°C (93°F) Chiang Mai33°C (91°F) Jomtien Beach32°C (90°F) Hua Hin32°C (90°F) Ao Nang Beach30°C (86°F) Koh Samui30°C (86°F) Ko Lanta30°C (86°F) Patong Beach29°C (84°F) Bucket list
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