Bali Indonesia Weather in September: Sunshine, Surf, and Travel Tips

Bali Indonesia weather in September is one of the best you can experience throughout the year. This month sits at the tail end of the dry season, offering warm tropical days, minimal rainfall, and excellent ocean conditions. 

Travelers who visit during September enjoy the best combination of sunshine, lower humidity compared to summer peak months, and a more relaxed environment as peak tourist season begins to fade. If you are planning a Bali holiday, September promises golden beach days, perfect surf waves, and cool breezy evenings.

Is September a Good Time to Visit Bali?

September is considered one of the best months to visit Bali. The weather is consistently bright and dry, allowing you to explore beaches, temples, rice terraces, waterfalls, and outdoor attractions without interruption. 

Unlike July and August when crowds reach their peak, September offers a calmer, more enjoyable travel atmosphere while still delivering ideal weather. It is a sweet spot for travelers who want sunshine and great ocean visibility without the intense crowds.

Weather Overview for September

During September, Bali experiences average temperatures ranging between 24°C and 31°C, creating a warm but comfortable climate. Rainfall remains low with only around 40 to 60 millimeters recorded throughout the month. 

Humidity stays moderate, making the heat easier to tolerate. Sunshine hours reach around eight to nine hours per day, offering plenty of time to explore the island. Sea conditions remain clear, calm, and perfect for swimming, snorkeling, surfing, and diving. This is still firmly the dry season even though the island begins a very gradual transition toward the wetter period that arrives late in the year.

Temperature in Bali in September

Daytime temperatures in September hover between 28°C and 31°C, providing ideal warmth for sunbathing and outdoor activities without becoming excessively hot. Evening temperatures drop to around 24°C to 26°C, making evenings cool and comfortable. 

Night walks near the beach, rooftop dinners, and late-night street food adventures feel especially pleasant during this month. If you love tropical warmth that does not feel overwhelming, September will suit you well.

Rainfall and Humidity

Rainfall in September remains minimal. Light showers may appear occasionally toward the end of the month, but they tend to be brief and refreshing rather than disruptive. 

Humidity levels are noticeably lower than early-year months such as January or March, allowing travelers to enjoy outdoor exploration comfortably. September is still considered part of Bali’s dry season, making weather conditions predictable and traveler-friendly.

Ocean and Surf Conditions

The ocean is at its best during September. Water visibility remains excellent, making it a great time for snorkeling and diving in Nusa Penida, Amed, Menjangan, and the Gili Islands. Surfing conditions remain strong along Bali’s west coast, particularly in Canggu, Uluwatu, Bingin, and Padang-Padang. 

Swells continue from the Indian Ocean and are accompanied by gentle breezes, creating ideal conditions for both experienced surfers and beginners. Sunrise lessons in Canggu are particularly popular during this period.

Best Things to Do in Bali in September

With warm weather, calm seas, and clear skies, September allows travelers to enjoy Bali’s best experiences. Days can be spent relaxing on beaches in Seminyak, Nusa Dua, or Uluwatu, exploring Ubud’s rice terrace landscapes, hiking Mount Batur for sunrise views, or discovering waterfalls like Tibumana and Sekumpul. 

Island-hopping to Nusa Penida or the Gilis is especially rewarding when water clarity is high. Spa days, yoga retreats, and sunset dining experiences complement the tropical atmosphere and make September a month where both adventure and relaxation blend smoothly.

What to Pack for Bali in September

Packing for Bali in September is simple and lightweight. Bring breathable cotton clothing, swimwear, sunglasses, and sunscreen to protect from strong tropical sun. Comfortable footwear is helpful for sightseeing and walking around town, along with sandals for the beach. A light jacket can be useful for breezy evenings, especially in Uluwatu or highland areas like Ubud. Staying hydrated is important, so carrying a reusable water bottle is a smart idea.

Where to Stay in September

September is a great time to stay in Bali if you enjoy community living, productivity, and a social environment. A co-living space is ideal for long-stay travelers, digital nomads, and remote workers who want fast Wi-Fi, a comfortable workspace, and opportunities to connect with international communities.

Alzeto Co-Living in Bali provides modern rooms, working areas, high-speed internet, and a friendly community atmosphere. Its peaceful yet strategic location makes it easy to explore Bali while staying productive and connected with other travelers. This space is particularly popular during months like September when many digital nomads return to the island after peak holiday season.

Bali Indonesia weather in September offers outstanding sunshine, warm waters, comfortable evenings, and fewer crowds. Whether your plan is to surf, explore natural attractions, enjoy cultural experiences, or simply relax by the beach, September is an exceptional month to enjoy Bali at its best. If you are looking for a time to visit Bali that delivers ideal weather without overwhelming traffic and tourist crowds, September is one of the top recommendations.

If you plan to stay in Bali this September or any time of the year, consider staying at Alzeto Co Living. It offers modern private rooms, fast Wi-Fi, a comfortable working environment, and a friendly international community. 

Whether you are traveling for leisure, remote work, or a long stay, Alzeto gives you a calm space to relax, connect, and focus. Choose Alzeto Co Living as your Bali home and experience the island with comfort, convenience, and great company.

Frequently Asked Questions

Is September rainy in Bali?
No. Rainfall is very low in September, with mostly sunny days and only occasional brief showers.

Is September good for beaches and surfing?
Yes. The ocean is clear, warm, and ideal for swimming, snorkeling, and surfing throughout the month.

Is Bali crowded in September?
Crowds are lower than in July and August, making September more relaxed and enjoyable.

What is the average temperature in Bali in September?
Temperatures range from 24°C in the evening to around 31°C during the day.