When to go · Mae Sai
Mae Sai in September
Avoid month. Listed as a month to avoid: Mar–Apr (smoke and heat), Jun–Sep (rain).
Key facts
- Verdict
- Avoid
- Temperature
- 31°C (88°F)88°F (31°C) / 23°C (73°F)73°F (23°C)
- average high / low
- Rain days
- 16
- Crowds
- Low
- Thailand overall
- Prices
- Low
- Thailand overall
Verdict
Listed as a month to avoid: Mar–Apr (smoke and heat), Jun–Sep (rain).
Is another month better than September?
September is rated avoid. These months rate higher:
Weather in September
- Mae SaiHighs around 31 °C (88 °F), lows around 23 °C (73 °F), rain on about 16 daysHighs around 88 °F (31 °C), lows around 73 °F (23 °C), rain on about 16 days
Crowds and prices
- Crowds · Thailand overall
- Low
- Prices · Thailand overall
- Low
Thailand overall: Wettest month in Bangkok and on the Andaman coast; flooding in low areas. Only for low prices.
Compare two months
Weather, crowds and prices for any two months in Mae Sai, side by side.
Verdict
Sep: Avoid
Jan: Great (better)
Daytime high
Sep: 31 °C (88 °F)88 °F (31 °C)
Jan: 29 °C (84 °F)84 °F (29 °C)
Night low
Sep: 23 °C (73 °F)73 °F (23 °C)
Jan: 13 °C (55 °F)55 °F (13 °C)
Rain days
Sep: 16
Jan: 2 (better)
Crowds
Sep: Low
Jan: High
Prices
Sep: Low
Jan: High
Festivals listed
Sep: 0
Jan: 0
September: Listed as a month to avoid: Mar–Apr (smoke and heat), Jun–Sep (rain).
January: Inside Mae Sai's best window: Nov–Feb.
Mae Sai: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen
- A rain jacket or umbrella and shoes that dry fast