Phimai Weather in September
September in Phimai brings very high temperatures, with highs of 33°C (91°F) and nights dropping to 25°C (77°F). It's the rainiest month of the year, so come prepared with waterproof gear.
Rainfall in Phimai in September
Prepare for the heaviest rain of the year this month, which often comes in heavy showers. A poncho is a smart choice to stay dry. Past climate data indicates that roughly 19 days will see rain, totalling around 248 mm (9.8 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 Phimai in September
Phimai in September gets highs of 33°C (91°F) during the day and drops to 25°C (77°F) at night. For most visitors, the main thing to prepare for is the heat during 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 Phimai in September
The city usually sees around 110 hours of sunlight, indicating a moderately sunny period.If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Phimai. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Phimai's climate page.
Phimai Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
33°C (91°F)
Chance of Rain
63%
Precipitation
248 mm (9.8 in)
Rainy days
19 days
Humidity
80% *
Sunshine
110 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Phimai 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
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
Historical weather for Phimai in September
Browse day-by-day weather records for Phimai spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Phimai historical weather extremes in September
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Phimai.
- The hottest September day on record in Phimai reached 37°C (99°F) (September 9, 2017).
- The coldest September day was on September 10, 1982, with a maximum of 23°C (73°F).
- The coldest night in September in Phimai was on September 10, 1982, with a minimum of 21°C (70°F).
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
What to Wear in Phimai in September
Pack for serious heat in Phimai 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Phimai in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Phimai's climate page.
Temperature Rainfall Sunshine Humidity
See the full Phimai climate overview or explore weather in Thailand.
