Weather in Bali in September

During September, Bali experiences a pleasant tropical climate that is perfect for outdoor activities. The weather is generally warm, with plenty of sunshine and limited rainfall, making it ideal for exploring the island’s natural beauty. Although humidity levels can be moderately high, the overall conditions are favourable for travellers seeking to indulge in Bali’s scenic offerings and cultural experiences. September is a great time to enjoy outdoor exploration and witness local seasonal highlights.

September Climate Overview

• Average Temperature: 24°C to 31°C
• Rainfall: 50 mm (approximately)
• Sunshine Hours: 10 hours per day
• Sea Temperature: 27°C
• Humidity: 75%
• Wind Speed: 15 km/h

What to Expect in September

Daytime Conditions

During the daytime, temperatures average between 24°C to 31°C, providing a warm and sun-drenched atmosphere. The sun exposure is significant, so protection is advised. The humidity is present but manageable, contributing to the tropical feel.

Rainfall Patterns

Rainfall in September is relatively low, with occasional light showers that are typically quick to pass. These rare rain occurrences may freshen the environment without significantly affecting outdoor plans.

Evening Conditions

Evenings in Bali cool down pleasantly with temperatures dropping slightly. There is often a light breeze, making it comfortable for evening strolls or outdoor dining while enjoying the island’s vibrant ambiance.

Best Activities in Bali in September

• Outdoor Activities: Hiking in the mountains, exploring rice terraces, visiting temples, and enjoying local markets.
• Seasonal Highlights: Look out for local fruit harvests and vibrant flora that thrive during this time.
• Water-based or Nature-based Activities: Snorkelling, surfing, and exploring coastal regions are ideal as sea temperatures are warm.

What to Pack for September

• Light and breathable clothing for daytime, with an extra layer for cooler evenings
• Protection from sun or rain (hat, sunscreen, compact umbrella)
• Footwear suitable for local terrain (comfortable walking shoes, sandals for beachside)
• Reusable water bottle to stay hydrated