May weather forecastAlor Setar, Malaysia
May
Weather in May
Alor Setar’s weather in May is characterized by high heat and high precipitation, drawing a similar profile to the previous month. Rainfall remains at a high level, though it dips slightly to 104mm (4.09"). The sea temperature is at its highest, signaling great marine conditions for underwater activities. Amidst these conditions, the city continues to maintain a high relative humidity of around 80%. The ensuing landscape flourishes, embracing the heavy rains and warm temperatures of this pre-summer period.Temperature
May welcomes an average high-temperature of a still hot 32.2°C (90°F), not much different from the preceding month. Throughout May, the temperature in Alor Setar falls to an average low of 25°C (77°F).Heat index
May's average heat index is computed to be a blazing hot 45°C (113°F). Take caution: Heat exhaustion and heat cramps are probable. Heatstroke may be imminent with ongoing effort.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.
Humidity
In Alor Setar, the average relative humidity in May is 80%.Rainfall
In Alor Setar, in May, it is raining for 24.4 days, with typically 104mm (4.09") of accumulated precipitation. In Alor Setar, Malaysia, during the entire year, the rain falls for 245.2 days and collects up to 973mm (38.31") of precipitation.Sea temperature
The month with the warmest seawater in Alor Setar is May, with an average sea temperature of 30.6°C (87.1°F).Note: The ideal feeling of cooling down in water can be lost when the temperature surpasses 30°C (86°F).
Daylight
In May, the average length of the day in Alor Setar is 12h and 24min.On the first day of the month, sunrise is at 7:05 am and sunset at 7:25 pm. On the last day of May, in Alor Setar, sunrise is at 7:02 am and sunset at 7:29 pm +08.
Sunshine
The average sunshine in May is 8.6h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index. 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 threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average UV index of 7 in May transforms into this advice:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be cautious! Sand and water surfaces make the Sun's UV rays more potent.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Alor Setar, Malaysia
- Average high temperature in May: 32.2°C
The warmest months (with the highest average high temperature) are February and March (33.3°C).
The months with the lowest average high temperature are November and December (30.5°C).
- Average low temperature in May: 25°C
The month with the highest average low temperature is May (25°C).
The coldest month (with the lowest average low temperature) is February (22.6°C).
Average pressure in May
Alor Setar, Malaysia
- Average pressure in May: 1008.8mbar
The month with the highest atmospheric pressure is January (1010.7mbar).
The months with the lowest atmospheric pressure are May and June (1008.8mbar).
Average wind speed in May
Alor Setar, Malaysia
- Average wind speed in May: 5.2km/h
The windiest month (with the highest average wind speed) is January (9km/h).
The calmest month (with the lowest average wind speed) is May (5.2km/h).
Average humidity in May
Alor Setar, Malaysia
- Average humidity in May: 80%
The month with the highest relative humidity is November (84%).
The month with the lowest relative humidity is February (74%).
Average rainfall in May
Alor Setar, Malaysia
- Average rainfall in May: 104mm
The wettest month (with the highest rainfall) is October (136mm).
The driest month (with the least rainfall) is February (37mm).
Average rainfall days in May
Alor Setar, Malaysia
- Average rainfall days in May: 24.4 days
The month with the highest number of rainy days is April (25.8 days).
The month with the least rainy days is February (12.8 days).
Average sea temperature in May
Alor Setar, Malaysia
- Average sea temperature in May: 30.6°C
The best month for swimming (with the highest average sea temperature) is May (30.6°C).
The coldest month (with the lowest average sea temperature) is January (28.4°C).
Average daylight in May /
Average sunshine in May
Alor Setar, Malaysia
- Average daylight in May: 12h and 24min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in May: 8h and 36min
The month with the most sunshine is February (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 48min).
Average sunshine days in May
Alor Setar, Malaysia
- Average sunshine days in May: 5.3 days
The month with the most sunshine days is January (15.8 days).
The month with the least sunshine days is April (3.2 days).
Average UV index in May
Alor Setar, Malaysia
- Average UV index in May: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in May
Alor Setar, Malaysia
- Average cloud cover in May: 38
The month with the most cloud cover is November (Cloud cover 44).
The month with the least cloud cover is February (Cloud cover 25).
Average visibility in May
Alor Setar, Malaysia
- Average visibility in May: 9km
The months with the highest visibility are February, June and September (10km).
The months with the lowest visibility are January, March, April, May, July, August, October, November and December (9km).





