May weather forecast and climate
Singapore, Singapore

The colorful night skyline of Singapore city in Singapore, a beautiful view of the skyscrapers against the bright sky
The colorful night skyline of Singapore city in Singapore, a beautiful view of the skyscrapers against the bright sky
May is a hot month with the average temperatures in the hot and humid 25.6°C (78.1°F) to 32.2°C (90°F). The climate is unvarying to differentiate the summer or winter seasons as the only difference is in the amount of rainfall, which averages 170.2mm (6.7") in the space of 14 rainy days.
Singapore is not exactly known for its beaches, but the sea temperatures at 29.4°C (84.9°F) are warm enough for swimming - of course, with adequate protection from the sun.
A cruise to neighboring countries like Malaysia and Thailand is a nice getaway from the heat and makes a memorable vacation. The hot weather does not dissuade the enthusiastic art lovers from a huge event in the form of the Singapore International Festival of Arts, which is a showcase of domestic and international talent. Evenings are suited for a walk down Orchard Road, the most significant commercial avenue with shopping malls hosting local brands and international retailers.

What is the temperature in May in Singapore?

In Singapore, in May, the average high-temperature is 31.6°C (88.9°F), and the average low-temperature is 24.8°C (76.6°F).

What is the average humidity in May in Singapore?

The average relative humidity in May is 84.4%.

How many days does it rain in May in Singapore?

In Singapore, in May, during 15 rainfall days, 171.3mm (6.7") of precipitation is typically accumulated.

What months are the sea warmest in Singapore?

Months with the warmest seawater in Singapore, Singapore, are May and June, with an average sea temperature of 30.2°C (86.4°F). The surface water temperatures above 30°C (86°F) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.

How warm is the water in May in Singapore?

In Singapore, Singapore, the average seawater temperature in May is 30.2°C (86.4°F). For swimming, other intense water activities, temperature above 30°C (86°F) is arguably unpleasant, as the water cooling effect is missing.

When are the longest days in Singapore?

Months with the longest days in Singapore are May through August, with an average of 12.2h of daylight.

How many hours of daylight does Singapore have in May?

The average length of the day in May is 12.2h.

How long on average sun shines in May in Singapore?

The average sunshine in May in Singapore, Singapore, is 5.8h.

When is the highest UV index in Singapore?

Months with the highest UV index in Singapore, Singapore, are January through May, August through December, with an average UV index of 12.

What is the UV index intensity in May in Singapore?

In Singapore, Singapore, the average UV index in May is 12.
Average temperature in May - Singapore, Singapore
  • Average high temperature in May: 31.6°C

The warmest month (with the highest average high temperature) is April (31.7°C).
The month with the lowest average high temperature is December (30°C).

  • Average low temperature in May: 24.8°C

Months with the highest average low temperature are May and June (24.8°C).
The coldest month (with the lowest average low temperature) is January (23.3°C).

Average humidity in May - Singapore, Singapore
  • Average humidity in May: 84.4%

The month with the highest relative humidity is December (86.9%).
Months with the lowest relative humidity are February and July (82.8%).

Average rainfall in May - Singapore, Singapore
  • Average rainfall in May: 171.3mm

The wettest month (with the highest rainfall) is December (287.4mm).
The driest month (with the lowest rainfall) is July (158.7mm).

Average rainfall days in May - Singapore, Singapore
  • Average rainfall days in May: 15 days

Months with the highest number of rainy days are November and December (19 days).
The month with the lowest number of rainy days is February (11 days).

Average sea temperature in May - Singapore, Singapore
  • Average sea temperature in May: 30.2°C

Best months for swimming (with the highest average sea temperature) are May and June (30.2°C).
The coldest month (with the lowest average sea temperature) is January (27.7°C).

Average daylight in May / Average sunshine in May - Singapore, Singapore
  • Average daylight in May: 12.2h

Months with the longest days are May, June, July and August (Average daylight: 12.2h).
The month with shortest days is December (Average daylight: 12h).

  • Average sunshine in May: 5.8h

The month with most sunshine is February (Average sunshine: 6.5h).
Months with least sunshine are November and December (Average sunshine: 4.3).

Average UV index in May - Singapore, Singapore
  • Average UV index in May: 12

Months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 11).

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