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Nan Weather in September
In Nan, September brings very high daytime temperatures around 32°C (90°F), with nights cooling to 24°C (75°F). This month falls within the rainy season, so expect frequent rainfall.
Rainfall in Nan in September
As part of the rainy season, Nan sees around 18 days of rain in September, with an average of 255 mm (10 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Nan in September
September in Nan brings very high temperatures, with highs of 32°C (90°F) and nights around 24°C (75°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning.September in Nan 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.
Nan Temperature in September
Min Temperature
24°C (75°F)
Max Temperature
32°C (90°F)
Chance of Rain
59%
Precipitation
255 mm (10 in)
Rainy days
18 days
Nan Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nan - and find the best time to visit.
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 Nan in September
Warm but pleasant conditions in Nan in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.
What To Do in Nan in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Nan 3-Day Forecast
More climate data for Nan
See the full Nan 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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