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Thakhek Weather in September
September in Thakhek averages 32°C (90°F) during the day and 24°C (75°F) at night. September is part of the rainy season, with around 318 mm (13 in) of rainfall and frequent showers.
Rainfall in Thakhek in September
As part of the rainy season, Thakhek sees around 18 days of rain in September, with an average of 318 mm (13 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Thakhek in September
Daytime temperatures in Thakhek reach 32°C (90°F) in September, dropping to 24°C (75°F) at night. The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Thakhek in September
The month brings about 183 hours of sunlight, offering a comfortable mix of sun and rainy moments.September in Thakhek has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Thakhek Temperature in September
Min Temperature
24°C (75°F)
Max Temperature
32°C (90°F)
Chance of Rain
60%
Precipitation
318 mm (13 in)
Rainy days
18 days
Humidity
83% *
Sunshine
183 hours *
Percentage Sunshine
*
* Data from: Sakon Nakhon, Thailand (73 KM, 45 Miles).
Thakhek Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Thakhek - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Thakhek typically stay consistent throughout September, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 24°C (75°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 Thakhek in September
Browse day-by-day weather records for Thakhek spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Thakhek historical weather extremes in September
According to our 49 years of weather records for Thakhek, the following extremes were recorded between 1976 and 2025.
- The hottest September day on record in Thakhek reached 36°C (97°F) (September 4, 2006).
- On September 25, 2006, Thakhek saw its coldest September day with temperatures maxing out at 24°C (75°F).
- The lowest overnight temperature recorded in September was 18°C (64°F) (September 1, 1981).
Best Places in Laos in September
Find out more about the weather in Laos and which places have the best travel conditions in this month. See all of Laos 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 Thakhek 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! Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Thakhek 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
Thakhek 3-Day Forecast
More climate data for Thakhek
Temperature Rainfall Sunshine Humidity
See the full Thakhek climate overview or explore weather in Laos.
Popular in September
Where to go in September - average daytime high across popular destinations.
Ban Dondét
32°C (90°F) Vientiane33°C (91°F) Thakhek32°C (90°F) Savannakhet32°C (90°F) Pakse31°C (88°F) Luang Prabang30°C (86°F) Louang Namtha30°C (86°F) Vang Vieng30°C (86°F) Bucket list
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