Broome weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: May – November
What is the weather like in Broome in September?
In September, Broome is hot: daytime highs average 32 °C, and even at night it stays warm at around 21 °C. The sea averages 25.5 °C – pleasant for swimming. With around 9 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 24 days the thermometer climbs to 30 °C or more. All in all, September is an excellent month for a holiday in Broome.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 100 | 96 | 88 |
| Day | 30° | 32° | 33° |
| Night | 19° | 21° | 24° |
| Sea | 24° | 26° | 28° |
| Sun | 9 h | 9 h | 10 h |
| Rain days | 0 | 0 | 1 |
More details for September
- Daylight
- 11 h 58 min05:47 – 17:46
- UV index
- 11 · extremeclear sky, noon (estimate)All months
- Muggy days
- 11 daysdew point 18 °C or moreAll months
- Wind
- 21 km/haverage daily peakAll months
- Cloud cover
- 20 %on averageAll months
- Hot days
- 24 days30 °C or moreAll months
- Time zone
- UTC+8Australia/Perth
How the score comes together
- Temperatureweight 35 %87 %
- Seaweight 25 %100 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 20 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in September
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
Broome in September: quick answers
Is Broome hot in September?
Yes. In September, Broome is hot: daytime highs average 32 °C and nights stay around 21 °C. On about 24 days the thermometer climbs to 30 °C or more.
Can you swim in Broome in September?
Yes. In September the sea averages 25.5 °C – pleasant for swimming.
Does it rain much in Broome in September?
It hardly ever rains.
Broome month by month
The whole year in BroomeAll destinations: AustraliaWhere to go in SeptemberSea temperature in September
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