The hottest month in Malaysia is April when the average maximum temperature is 32°, average temperature is 28° and average minimum temperature is 24°.
The coolest month in Malaysia is September when the average maximum temperature is 31°, average temperature is 27° and average minimum temperature is 24°.
The longest days in Malaysia are in June, with an average of 12.4 hours of daylight per day. January has the shortest days with an average of 11.9 hours of daylight per day.
The sunniest days in Malaysia are in July which has the most hours of sunshine per day with an average of 6 hours of sunshine per day, making it a sunny month that is overcast at times. December has the least sunshine with an average of 4.8 hours of sunshine per day, making it a sunny month that is overcast at times.
The ultraviolet index is the highest in March when it reaches 15.6 and lowest in December when it reaches 12.
An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The warmest sea water temperatures in Malaysia are found in November when they peak at 30° and lowest in January when they dip to 28°.
The sea is excellent for swimming all year round as the water temperature is very warm and ideal for relaxing and swimming for the whole day.
The wettest month in Malaysia is December with 6.4cm of rain and November has the most days of rain with 20 days with some rain, a wet time to visit the beach.
The driest month in Malaysia is September with 3.4cm of rain and February has the fewest days of rain with 10 days with some rain, a dry time to visit the beach.
The most humid month in Malaysia is May with a dew point (an indicator of humidity) of 26° which is extremely humid and uncomfortable unless you are on a beach. At night you would most likely require airconditioning.
The least humid month in Malaysia is January with a dew point of 24° which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.
The most windy month in Malaysia is January when the average maximum windspeed is 16kmh and the average wind speed is 8kmh.
The least windy month in Malaysia is November when the average maximum windspeed is 14kmh and the average wind speed is 6kmh.