Nakhon Ratchasima Weather in September

During September, Nakhon Ratchasima experiences very high daytime temperatures of 33°C (91°F) and cooler nights around 25°C (77°F). As the wettest month of the year, expect frequent rainfall.

Rainfall in Nakhon Ratchasima in September

With the year's heaviest rain occurring this month, it's best to be equipped with a poncho to handle the frequent downpours. Typically, about 19 days will experience rainfall, with an average of 247 mm (9.7 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Nakhon Ratchasima in September

Daytime temperatures in Nakhon Ratchasima reach 33°C (91°F) in September, dropping to 25°C (77°F) at night. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning.

Sunshine in Nakhon Ratchasima in September

The month experiences a moderate amount of sunlight, with 110 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Nakhon Ratchasima in September

Average wind conditions reach 1 m/s (2 knots) in September. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.

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

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• January
• February
• March
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• May
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• October
• November
• December

For a detailed overview over the year and the best time to visit Thailand, check out our Nakhon Ratchasima's climate page.

Nakhon Ratchasima Temperature in September

Min Temperature 25°C (77°F)  

Max Temperature 33°C (91°F)  

Chance of Rain 63%  

Precipitation 247 mm (9.7 in)  

Rainy days 19 days  

Humidity 80% *  

Windspeed 1 m/s (2 knots) *  

Sunshine 110 hours *  

Percentage Sunshine *  

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Nakhon Ratchasima typically stay consistent throughout September, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 24°C (75°F).

Average temperatures in September

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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

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Historical weather for Nakhon Ratchasima in September

Browse day-by-day weather records for Nakhon Ratchasima spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Nakhon Ratchasima historical weather extremes in September

Our historical data for Nakhon Ratchasima spans 1976 to 2025, revealing these weather extremes.

• On September 9, 2017, temperatures climbed to 37°C (99°F), marking the warmest September day on record.
• Nakhon Ratchasima experienced its chilliest September day on September 10, 1982, reaching only 23°C (73°F).
• The lowest overnight temperature recorded in September was 21°C (70°F) (September 10, 1982).

What to Wear in Nakhon Ratchasima in September

Pack for serious heat in Nakhon Ratchasima in September. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Nakhon Ratchasima in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Thailand, check out our Nakhon Ratchasima's climate page.

More climate data for Nakhon Ratchasima

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Nakhon Ratchasima climate overview or explore weather in Thailand.