May weather forecast
Shah Alam, Malaysia

May is noticeably warmer with the highest recorded minimum temperature of 24.9°C (76.8°F) for the year. A unique pattern in May's weather in Shah Alam is the diminishing amount of rainfall. Correspondingly, the average humidity begins to lessen as well. It's not a drastic change, but the heat during the day is quite mitigated by the late afternoon and evening's cooler temperatures. May offers a welcoming exchange from the heavier rains of the previous months to longer sunshine hours, just as the fast winds provide respite from the heat.

Temperature

The advent of May in Shah Alam observes an average high-temperature of a still tropical 32.9°C (91.2°F), nearly identical to April's 32.7°C (90.9°F). During May, the average low-temperature is a warm 24.9°C (76.8°F).

Heat index

May's heat index is appraised at a life-threatening hot 46°C (114.8°F). Stay wary: Heat exhaustion and heat cramps are possible. Heatstroke can ensue from extended effort.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in May in Shah Alam is 76%.

Rainfall

In Shah Alam, during May, the rain falls for 8.3 days and regularly aggregates up to 19mm (0.75") of precipitation. In Shah Alam, during the entire year, the rain falls for 102.9 days and collects up to 266mm (10.47") of precipitation.

Daylight

The average length of the day in May in Shah Alam is 12h and 16min.
On the first day of the month, sunrise is at 7:04 am and sunset at 7:17 pm. On the last day of May, in Shah Alam, sunrise is at 7:03 am and sunset at 7:20 pm +08.

Sunshine

In Shah Alam, the average sunshine in May is 8.7h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 7 in May transforms into the following instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.