Chalong Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Chalong.
Climate overview of Chalong
The climate in Chalong, Phuket Province, Thailand, is remarkably consistent, with temperatures year-round averaging 30°C (86°F). The warmest month is April at 30°C (86°F), and the coolest is October at 29°C (84°F).
The city has a wet climate, receiving around 2169 mm (85 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from May to November. October is the wettest month. Sunshine peaks in January, when the city sees around 7.8 hours of sunshine per day.
Chalong Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chalong - and find the best time to visit.
Monthly Temperature in Chalong
In Chalong temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 30°C (86°F) in April to a comfortable 29°C (84°F) in October.
Nighttime temperatures range from 27°C (81°F) in April to 26°C (79°F) in October.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Chalong
Chalong experiences significant rainfall throughout the year, averaging 2169 mm (85 in) of precipitation annually. The seasons in Chalong bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 306 mm (12 in) of precipitation. This rainfall is distributed across 22 rainy days.
In contrast, the driest month, February, experiences much less rainfall, totaling 31 mm (1.2 in) over 3 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Chalong Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Chalong
In Chalong, summer days are longer and more sunny, with daily sunshine hours peaking at 7.8 hours in January. As the darker season arrives, the brightness of the sun becomes less. September sees a soft sun for only 3.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Chalong by Month
The relative humidity is high throughout the year in Chalong.
The city experiences its highest humidity in August, reaching 82%. In January, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Chalong
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: all year round
- Most sunshine: January
- Fewest rainy days: January, February and March
- Seasonal pattern: A distinct rainy season from May to November
Frequently asked questions about the climate in Chalong
What is the best time to visit Chalong?
December typically offers the most optimal weather in Chalong. In contrast, May, June, July, August, September and October tend to have less optimal conditions. Chalong has a distinct rainy season from May to November.
What temperatures can I expect in Chalong?
Daytime highs range from 29°C (84°F) in October to 30°C (86°F) in April. Nighttime lows range from 26°C (79°F) to 27°C (81°F). Temperatures stay relatively stable year-round.
How much rain does Chalong get?
Annual rainfall is around 2169 mm (85 in). October is the wettest month with 306 mm (12 in), while February is the driest with 31 mm (1.2 in).
How sunny is Chalong?
Chalong receives around 2,066 hours of sunshine per year. January is the sunniest month with 235 hours, while September is the cloudiest with just 100 hours. Overall, Chalong enjoys abundant sunshine.
Chalong 3-Day Forecast
Chalong on the map
Chalong is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Bangkok
34°C (93°F) Jomtien Beach
32°C (90°F) Hua Hin32°C (90°F) Chiang Mai32°C (90°F) Koh Samui30°C (86°F) Ao Nang Beach30°C (86°F) Ko Lanta30°C (86°F) Patong Beach30°C (86°F) 
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