Chengmai Weather in September

During September, Chengmai experiences very high daytime temperatures of 32°C (90°F) and cooler nights around 24°C (75°F). September sits within the rainy season, so expect regular and often heavy rainfall.

Rainfall in Chengmai in September

Chengmai is in the rainy season in September, with rain on around 18 days and an average of 248 mm (9.8 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Chengmai in September

September in Chengmai brings very high temperatures, with highs of 32°C (90°F) and nights around 24°C (75°F). It's usually most comfortable outside during the morning and later in the day. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Chengmai in September

There are approximately 192 hours of sunshine this month, despite being the rainy season. Rain often arrives in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, it could still be a nice time to visit.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Chengmai. Our weather planner can help you explore destinations with more pleasant weather conditions.