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Kalasin Weather in September

Kalasin in September averages 33°C (91°F) during the day and 25°C (77°F) at night. This is the wettest month of the year.

Rainfall in Kalasin in September

Kalasin is in the rainy season in September, with rain on around 18 days and an average of 265 mm (10 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Kalasin in September

September in Kalasin brings typical temperatures with highs around 33°C (91°F) and lows of 25°C (77°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Kalasin in September

The month brings about 145 hours of sunlight, offering a comfortable mix of sun and rainy moments.

September in Kalasin has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

Select a Month

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 Kalasin's climate page.

Kalasin Temperature in September

Min TemperatureMin Temperature 25°C (77°F)  
Max TemperatureMax Temperature 33°C (91°F)  
Chance of RainChance of Rain 59%  
PrecipitationPrecipitation 265 mm (10 in)  
Rainy daysRainy days 18 days  
HumidityHumidity 83%  
SunshineSunshine 145 hours  
Percentage SunshinePercentage Sunshine  

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Kalasin typically stay consistent throughout September, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 25°C (77°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 Kalasin in September

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

Kalasin historical weather extremes in September

Based on 49 years of weather observations in Kalasin between 1976 and 2025, these are the recorded extremes.

  • Kalasin recorded its highest September temperature of 36°C (97°F) on September 27, 2018.
  • On September 27, 1997, Kalasin saw its coldest September day with temperatures maxing out at 24°C (75°F).
  • Kalasin registered its coldest September night on September 17, 1992, with temperatures dropping to 21°C (70°F).
  • The wettest September day on record brought 145 mm (5.7 in) of precipitation to Kalasin (September 8, 1982).

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 →

Map not visible? Whoops sorry! Please refresh the page.
Legend 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 Kalasin in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Kalasin 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
7/10
Outdoor sports
7/10

Select a Month

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 Kalasin's climate page.

More climate data for Kalasin