May weather forecast
Bandar Seri Begawan, Brunei

The majestic grandeur of the Sultan Omar Ali Saifuddin Mosque, in Bandar Seri Begawan, Brunei
The majestic grandeur of the Sultan Omar Ali Saifuddin Mosque, in Bandar Seri Begawan, Brunei

Weather in May

May, the last month of the spring in Bandar Seri Begawan, is another hot month, with an average temperature varying between 26.3°C (79.3°F) and 31.3°C (88.3°F).

Temperature

May and June, with an average high-temperature of 31.3°C (88.3°F), are the warmest months.

Heat index

The average heat index in May is calculated to be a scorching 41°C (105.8°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like activity, wind, pregnancy, and metabolic differences affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

The average relative humidity in May is 77%.

Rainfall

In May, in Bandar Seri Begawan, the rain falls for 27.6 days. Throughout May, 152mm (5.98") of precipitation is accumulated. Throughout the year, in Bandar Seri Begawan, there are 310.9 rainfall days, and 1693mm (66.65") of precipitation is accumulated.

Sea temperature

In Bandar Seri Begawan, the average water temperature is 29.9°C (85.8°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In May, the average length of the day is 12h and 20min.
On the first day of the month, sunrise is at 06:08 and sunset at 18:26. On the last day of May, in Bandar Seri Begawan, sunrise is at 06:06 and sunset at 18:29 +08.

Sunshine

In Bandar Seri Begawan, the average sunshine in May is 8.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Bandar Seri Begawan. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 in May interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the warmest month in Bandar Seri Begawan?

Warmest months in Bandar Seri Begawan are May and June, with an average high-temperature of 31.3°C (88.3°F).

What is the temperature in May in Bandar Seri Begawan?

In Bandar Seri Begawan, Brunei, in May, the average high-temperature is 31.3°C (88.3°F), and the average low-temperature is 26.3°C (79.3°F). in May, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 41°C (105.8°F).

What is the average humidity in May in Bandar Seri Begawan?

The average relative humidity in May is 77%.

How many days does it rain in May in Bandar Seri Begawan?

In Bandar Seri Begawan, Brunei, in May, it is raining for 27.6 days, with typically 152mm (5.98") of accumulated precipitation.

What is the sea water temperature in May in Bandar Seri Begawan?

In May, the average sea temperature is 29.9°C (85.8°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Bandar Seri Begawan have in May?

In Bandar Seri Begawan, the average day length in May is 12h and 20min.

What time are sunrise and sunset in May in Bandar Seri Begawan?

In May, on the first day of the month, sunrise is at 06:08 and sunset at 18:26. On the last day of the month, sunrise is at 06:06 and sunset at 18:29 +08.

How many hours of sunshine does Bandar Seri Begawan have in May?

In May, the average sunshine duration in Bandar Seri Begawan is 8.8h.

When is the highest UV index in Bandar Seri Begawan?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Bandar Seri Begawan.

When is the lowest UV index in Bandar Seri Begawan?

The months with the lowest UV index in Bandar Seri Begawan, Brunei, are January through December, with an average maximum UV index of 7.

How high is the UV index in May in Bandar Seri Begawan?

In Bandar Seri Begawan, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in May
Bandar Seri Begawan, Brunei

Average temperature in May - Bandar Seri Begawan, Brunei
  • Average high temperature in May: 31.3°C

The warmest months (with the highest average high temperature) are May and June (31.3°C).
The months with the lowest average high temperature are January and February (29.2°C).

  • Average low temperature in May: 26.3°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is February (25°C).

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Average pressure in May
Bandar Seri Begawan, Brunei

Average pressure in May - Bandar Seri Begawan, Brunei
  • Average pressure in May: 1009.5mbar

The months with the highest atmospheric pressure are February and March (1010.5mbar).
The months with the lowest atmospheric pressure are November and December (1009.3mbar).

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Average wind speed in May
Bandar Seri Begawan, Brunei

Average wind speed in May - Bandar Seri Begawan, Brunei
  • Average wind speed in May: 7.7km/h

The windiest month (with the highest average wind speed) is February (10.2km/h).
The calmest month (with the lowest average wind speed) is May (7.7km/h).

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Average humidity in May
Bandar Seri Begawan, Brunei

Average humidity in May - Bandar Seri Begawan, Brunei
  • Average humidity in May: 77%

The months with the highest relative humidity are January, February and March (81%).
The months with the lowest relative humidity are August and September (75%).

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Average rainfall in May
Bandar Seri Begawan, Brunei

Average rainfall in May - Bandar Seri Begawan, Brunei
  • Average rainfall in May: 152mm

The wettest month (with the highest rainfall) is December (206mm).
The driest month (with the least rainfall) is February (73mm).

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Average rainfall days in May
Bandar Seri Begawan, Brunei

Average rainfall days in May - Bandar Seri Begawan, Brunei
  • Average rainfall days in May: 27.6 days

The month with the highest number of rainy days is December (28.7 days).
The month with the least rainy days is February (21.3 days).

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Average sea temperature in May
Bandar Seri Begawan, Brunei

Average sea temperature in May - Bandar Seri Begawan, Brunei
  • Average sea temperature in May: 29.9°C

The best months for swimming (with the highest average sea temperature) are June and July (30.3°C).
The coldest month (with the lowest average sea temperature) is February (26.9°C).

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Average daylight in May /
Average sunshine in May
Bandar Seri Begawan, Brunei

Average daylight in May / Average sunshine in May - Bandar Seri Begawan, Brunei
  • Average daylight in May: 12h and 20min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 51min).

  • Average sunshine in May: 8h and 48min

The month with the most sunshine is September (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 8h and 12min).

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Average sunshine days in May
Bandar Seri Begawan, Brunei

Average sunshine days in May - Bandar Seri Begawan, Brunei
  • Average sunshine days in May: 2.3 days

The months with the most sunshine days are February and June (4.8 days).
The month with the least sunshine days is November (0.6 days).

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Average UV index in May
Bandar Seri Begawan, Brunei

Average UV index in May - Bandar Seri Begawan, Brunei
  • 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).

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Average cloud cover in May
Bandar Seri Begawan, Brunei

Average cloud cover in May - Bandar Seri Begawan, Brunei
  • Average cloud cover in May: 37

The months with the most cloud cover are January and December (Cloud cover 42).
The month with the least cloud cover is September (Cloud cover 36).

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Average visibility in May
Bandar Seri Begawan, Brunei

Average visibility in May - Bandar Seri Begawan, Brunei
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, November and December (10km).
The month with the lowest visibility is October (9km).

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