Mullumbimby Weather in September

Thinking of visiting Mullumbimby in September? Expect high temperatures reaching 23°C (73°F) during the day, dropping to 13°C (55°F) at night, with the driest conditions of the year.

Rainfall in Mullumbimby in September

With the least rainfall of the year, this month offers good conditions for outdoor exploration. Take advantage of the dry weather to plan your activities. Climate statistics over the past 30 years suggest around 8 days of rain, with 51 mm (2 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Mullumbimby in September

Weather in Mullumbimby is at its perfect in September. Highs reach 23°C (73°F), while nights settle around 13°C (55°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 13°C (55°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Mullumbimby in September

There are approximately 240 hours of sunshine this month, resulting in mostly clear days.

Average water temperature in September

With water at 22°C (72°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Mullumbimby.

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For a detailed overview over the year and the best time to visit Australia, check out our Mullumbimby's climate page.

Mullumbimby Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 23°C (73°F)  

Water Temperature 22°C (72°F) *  

Chance of Rain 27%  

Precipitation 51 mm (2 in)  

Rainy days 8 days  

Sunshine 240 hours *  

Percentage Sunshine *  

* Data from: Byron Bay, Australia (15 KM, 9 Miles).

What to Wear in Mullumbimby in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. With water temperatures around 22°C (72°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Mullumbimby in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Australia, check out our Mullumbimby's climate page.

More climate data for Mullumbimby

Temperature Rainfall Sunshine Water Temp

See the full Mullumbimby climate overview or explore weather in Australia.