Si Sa Ket Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Si Sa Ket.
Climate overview of Si Sa Ket
With consistently stable weather, Si Sa Ket, Thailand, sees little seasonal temperature change. Daytime highs average 34°C (93°F), ranging from 37°C (99°F) in April to 32°C (90°F) in December.
The city has a wet climate, receiving around 1343 mm (53 in) of rainfall per year. Despite the high annual total, it has distinct dry (November to March) and wet (June to September) seasons. September is the wettest month.
Si Sa Ket Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Si Sa Ket - and find the best time to visit.
Monthly Temperature in Si Sa Ket
The climate in Si Sa Ket remains fairly constant, offering very warm temperatures throughout the year. On average, daytime temperatures range from a very hot 37°C (99°F) in April to a very warm 32°C (90°F) in December.
Nighttime temperatures range from 26°C (79°F) in April to 19°C (66°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Si Sa Ket
Si Sa Ket is known for its substantial rainfall, with annual precipitation reaching 1343 mm (53 in). The seasons in Si Sa Ket bring significant changes in precipitation. The wettest month, September, receives heavy rainfall, with an average of 273 mm (11 in) of precipitation. This rainfall is distributed across 19 rainy days.
In contrast, the driest month, January, experiences much less rainfall, totaling 5.5 mm (0.2 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Si Sa Ket Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Humidity in Si Sa Ket by Month
The relative humidity is high throughout the year in Si Sa Ket.
The city experiences its highest humidity in September, reaching 82%. In February, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Si Sa Ket
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: December
- Warmest weather: March, April and May
- Fewest rainy days: January, February and December
- Wettest months: May, June, July, August, September and October, when rainfall is highest.
- Seasonal pattern: Distinct dry (November to March) and wet (June to September) seasons
Frequently asked questions about the climate in Si Sa Ket
What is the best time to visit Si Sa Ket?
December typically offers the most optimal weather in Si Sa Ket. In contrast, February, March, April, May, June, July, August, September and October tend to have less optimal conditions. Si Sa Ket has distinct dry (November to March) and wet (June to September) seasons.
What temperatures can I expect in Si Sa Ket?
Daytime highs range from 32°C (90°F) in December to 37°C (99°F) in April. Nighttime lows range from 19°C (66°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Si Sa Ket get?
Annual rainfall is around 1343 mm (53 in). September is the wettest month with 273 mm (11 in), while January is the driest with 5.5 mm (0.2 in).
Si Sa Ket 3-Day Forecast
Si Sa Ket on the map
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