Monthly Guide

Bali in September

Weather, crowds, prices, surf and what's on — an honest look at September in Bali, from the quiet southwest coast.

Monthly Guide · Updated July 2026 · by Casa Living Bali

Every month in Bali is somebody's favourite. Here's what September actually delivers — the weather numbers, the crowd reality, what it costs and what's on — so you can decide if it's yours.

The numbers for September

At a glance: rainfall ~50mm over roughly 4–6 rain-days · air 25–30°C · humidity low · sea 27–28°C · crowds: thinning fast after the first week · pricing: sliding from peak to shoulder.

What September feels like

September might be the smartest month on the Bali calendar: August's weather with the crowds draining away week by week. The first days still feel like peak; by mid-month restaurants take walk-ins again, beaches breathe, and villa rates begin their slide toward shoulder pricing while the sky stays dry.

What's on

A quiet month for national holidays — which is the appeal. The ceremony calendar rolls on, and with clearer roads, September is the best month for the big day-trips: Uluwatu's temple at sunset, Ubud's valleys, the Jatiluwih rice terraces, all without July's convoy.

Surf in September

Swell remains solid and consistent — many surfers rate September the best all-round month: real waves, warming water, and line-ups that thin daily. Beach breaks at Seseh and Munggu stay in dry-season form all month.

The verdict

Come in September — it's our honest answer to 'when should we come?'. There is no good reason to skip it.

← Bali in August · Bali in October →

Coming in September? Casa Infinity Seseh has private-pool villas made for exactly this month — direct rates, honest answers. Check availability →

Frequently asked questions

Is September a good time to visit Bali?
Arguably the best — dry-season weather continues while crowds and prices fall from peak. Ideal for couples, surfers and anyone flexible.
Is September cheaper than August in Bali?
Yes — rates slide from peak toward shoulder through the month, especially after the first two weeks.
Is the surf still good in Bali in September?
Very — consistent swell continues with thinning line-ups; many surfers call it the year's best all-round month.