Nong Khai Weather in September

September in Nong Khai brings very high temperatures around 33°C (91°F) during the day, dropping to 25°C (77°F) at night, and as part of the rainy season, heavy rainfall is common.

Rainfall in Nong Khai in September

As part of the rainy season, Nong Khai sees around 19 days of rain in September, with an average of 305 mm (12 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in Nong Khai in September

September in Nong Khai sees highs of 33°C (91°F) and lows of 25°C (77°F) overnight. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Nong Khai in September

The month brings about 168 hours of sunlight, offering a comfortable mix of sun and rainy moments.

September in Nong Khai 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.