Measurements:
°C
°F
Seria
84°F
W 4 mph
Feels like: 90°F
Precip: 19%
World Resorts Brunei Seria Weather September Weather in Seria

Seria Weather: September

Average Day Temperature: 92.0°F
Average Night Temperature: 80.8°F
Sea Water Temperature: 89.7°F
Number of Sunny Days: 9 days
Sunshine Hours: 12.1 - 12.2 hours
Number of Rainy Days: 8 days
Precipitation Totals: 4.0 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 91°F. The lowest night temperature was 79°F. The average values for day and night temperatures during September were 87.2°F и 82.6°F respectivly.

Seria Water Sea Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Seria was 91.2°F. The maximum and minimum values were 89.4°F and 92.0°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Seria is 4.0 in. It makes september one of the least rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 6.7 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Seria in September is 6.7 hours.

Best Time to Visit Seria
The most sunny months:
July 12 days
May 10 days
April 10 days
The most warm months:
May 93.2 °F
June 93.1 °F
July 92.9 °F
Warmest sea temperature:
May 90.3 °F
June 90.2 °F
July 90.1 °F
The most cold months:
February 89.2 °F
January 89.3 °F
March 90.3 °F
The most rainy months:
December 14 days
November 13 days
January 12 days
The most windy months:
February 7 mph
March 7 mph
October 6 mph

Seria on the Weather Map

Brunei Resorts:
NAME
F°
Bandar Seri Begawan +86
Kuala Belait +86
Seria +84
24 Hours Weather Forecast
Seria
Local time: 07:55
29 sep, tuesday
0900 84°F
W
4 mph
1200 86°F
S
7 mph
1500 88°F
S
9 mph
1800 88°F
S
14 mph
2100 88°F
SW
11 mph
30 sep, wednesday
0000 86°F
W
5 mph
0300 82°F
NW
5 mph
0600 82°F
NW
6 mph