Baan Khai Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Baan Khai.

Climate overview of Baan Khai

Baan Khai, Surat Thani Province, Thailand, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 30°C (86°F), peaking in May at 31°C (88°F) and dipping in January to 29°C (84°F).

With around 1780 mm (70 in) of annual rainfall, Baan Khai has a notably wet climate. However, this rainfall is not evenly distributed — the city has a distinct rainy season from September to November. The wettest month is October. March is the sunniest month, averaging 8.0 hours of sunshine per day.

Baan Khai Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Baan Khai - and find the best time to visit.

Monthly Temperature in Baan Khai

With minimal seasonal shifts, Baan Khai experiences a constant climate year-round. Average daytime temperatures reach a very warm 31°C (88°F) in May. In January, the coolest month of the year, temperatures drop to a comfortable 29°C (84°F).

At night, temperatures range from around 28°C (82°F) in May to 26°C (79°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Baan Khai

Baan Khai has a notably wet climate with abundant precipitation, recording 1780 mm (70 in) of rainfall per year. Baan Khai can be quite wet during October, receiving approximately 315 mm (12 in) of precipitation over 20 rainy days.

In contrast, during the driest month (February), you will experience much drier conditions, with 44 mm (1.7 in) of precipitation spread across 5 rainy days. For more details, please visit our Baan Khai Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Baan Khai

Baan Khai can be enjoyed more throughout the sunniest month of March under a blue sky, with approximately 8.0 hours of sunshine daily. In contrast, the city experiences much darker days in September, with only 4.9 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Ko Pha-ngan, Thailand (7 KM, 4 Miles).

Daily hours of sunshine

Data from: Ko Pha-ngan, Thailand (7 KM, 4 Miles).

Humidity in Baan Khai by Month

Best Time to Visit Baan Khai

Conditions in Baan Khai are generally most comfortable in January and February. They are typically least comfortable in September, October and November.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: January and February
  • Warmest weather: March, April, May, June, July, August, September and October
  • Most sunshine: March
  • Fewest rainy days: February and March
  • Wettest months: September, October and November, when rainfall is highest.
  • Seasonal pattern: A distinct rainy season from September to November

Frequently asked questions about the climate in Baan Khai

What is the best time to visit Baan Khai?

January and February typically offer the most optimal weather in Baan Khai. In contrast, September, October and November tend to have less optimal conditions. Baan Khai has a distinct rainy season from September to November.

What temperatures can I expect in Baan Khai?

Daytime highs range from 29°C (84°F) in January to 31°C (88°F) in May. Nighttime lows range from 26°C (79°F) to 28°C (82°F). Temperatures stay relatively stable year-round.

How much rain does Baan Khai get?

Annual rainfall is around 1780 mm (70 in). October is the wettest month with 315 mm (12 in), while February is the driest with 44 mm (1.7 in).

How sunny is Baan Khai?

Baan Khai receives around 2,160 hours of sunshine per year. March is the sunniest month with 240 hours, while September is the cloudiest with just 146 hours. Overall, Baan Khai enjoys abundant sunshine.

Baan Khai 3-Day Forecast

Baan Khai 3-Day Forecast

Baan Khai on the map

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