The climate in Cha-am during April can be summarized as very hot, humid and reasonably dry.
April is in the spring in Cha-am and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 25°C (77°F) is normal.
| Daytime temperature | 33.1°C 91.5°F | 
|---|---|
| Nightly temperature | 24.8°C 76.6°F | 
| Average temperature | 28.9°C 84°F | 
| Daily sunshine | 8.8 hrs | 
| Avg rainfall | 48 mm 1.9 ins | 
| Rainy days | 5 days | 
| Sea temperature | 30.1°C 86.1°F | 
| Humidity | 73% | 
| Windspeed | 8.6kph 5 mph | 
On average April is the 5th driest month of the year in Cha-am with around 48mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.8 hours of sunshine per day.
				
						
						The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cha-am in April 2025.
| Hottest month: | April | 32.9°C 91.2°F | 
|---|---|---|
| Driest month: | January | 12mm 0.5ins | 
| Sunniest month: | January | 9.4hrs | 
| Coldest month: | January | 29.2°C 84.6°F | 
| Wettest month: | October | 223mm 8.8ins |