Bandar Seri Begawan weather in June
Temperature, sea and sunshine in June: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in June
Poor
Best time to visit: July, September – March
What is the weather like in Bandar Seri Begawan in June?
In June, Bandar Seri Begawan is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 30.3 °C – almost as warm as a bath. Expect around 6 hours of sunshine a day. It is the rainy season: rain falls on about 20 days, totalling 174 mm. On about 18 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, June is not an ideal month for a holiday in Bandar Seri Begawan.
June compared
How the weather changes from May to July. Tap a month to open it.
More details for June
- Daylight
- 12 h 24 min06:08 – 18:32
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 30 daysdew point 18 °C or moreAll months
- Wind
- 9 km/haverage daily peakAll months
- Cloud cover
- 84 %on averageAll months
- Hot days
- 18 days30 °C or moreAll months
- Time zone
- UTC+8Asia/Brunei
How the score comes together
- Temperatureweight 50 %60 %
- Sunshineweight 20 %42 %
- Few rainy daysweight 30 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in June
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Bandar Seri Begawan in June: quick answers
Is Bandar Seri Begawan hot in June?
Yes. In June, Bandar Seri Begawan is hot: daytime highs average 30 °C and nights stay around 25 °C. On about 18 days the thermometer climbs to 30 °C or more.
Can you swim in Bandar Seri Begawan in June?
Yes. In June the sea averages 30.3 °C – almost as warm as a bath.
Does it rain much in Bandar Seri Begawan in June?
It rains often – on about 20 days, adding up to 174 mm.
Bandar Seri Begawan month by month
The whole year in Bandar Seri BegawanAll destinations: BruneiWhere to go in JuneSea temperature in June
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences