Ba Weather in September
What's the weather like in Ba (East Nusa Tenggara) in September 2025?
The climate in Ba during September can be summarized as hot and very dry.
September is in the spring in Ba and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a warm 32°C (90°F), whilst at night 20°C (68°F) is normal.
| Daytime temperature | 32.1°C 89.7°F |
|---|---|
| Nightly temperature | 20°C 67.9°F |
| Average temperature | 26°C 78.8°F |
| Daily sunshine | 10.4 hrs |
| Avg rainfall | 8 mm 0.3 ins |
| Rainy days | 1 days |
| Sea temperature | 27.3°C 81.1°F |
| Humidity | 62% |
| Windspeed | 15.1kph 9 mph |
On average September is the 2nd driest month of the year in Ba with around 8mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 10.4 hours of sunshine per day.
September temperatures in Ba
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Ba in September 2025.
Other monthly averages
Best places to visit in September
Ba weather stats
| Hottest month: | November | 32.5°C 90.5°F |
|---|---|---|
| Driest month: | August | 3mm 0.1ins |
| Sunniest month: | August | 10.4hrs |
| Coldest month: | July | 30.4°C 86.7°F |
| Wettest month: | January | 263mm 10.4ins |
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