Bangkok Weather in April — What to Expect

Overview

Bangkok, Thailand — April is the hottest month of the year and home to the legendary Songkran water festival. Whether you are planning a holiday or a business trip, understanding the weather helps you pack right and make the most of your time.

Temperature

Daytime highs reach 35°C (95°F) while nights cool to 26°C (79°F). Expect around 8 hours of sunshine per day.

Rainfall

Bangkok sees about 85mm of rainfall across 8 days during this period. Showers are fairly regular — keep an umbrella handy when you head out.

Humidity and Comfort

Average humidity sits at 80%. Combined with the heat this can feel oppressive. Stay hydrated, wear breathable fabrics, and take advantage of air-conditioned spaces during peak afternoon hours.

What to Pack

• Lightweight breathable clothing in cotton or linen
• High-SPF sunscreen, sunglasses, and a wide-brimmed hat
• Compact umbrella or light rain jacket
• Moisture-wicking fabrics and a refillable water bottle
• Comfortable walking shoes suited to the terrain

Best Things to Do

• Explore the Grand Palace and Wat Pho before the midday heat
• Join Songkran water-fight celebrations on Khao San Road
• Cruise the Chao Phraya River on a long-tail boat at sunset
• Browse Chatuchak Weekend Market in the cool morning hours

Travel Tips

• Avoid outdoor sightseeing between noon and 3 pm when heat peaks
• Carry a towel and waterproof phone case during Songkran week
• Air-conditioned malls like Siam Paragon make great afternoon retreats

Quick Summary

---

Plan your trip with the live Bangkok forecast on Weather Tomorrow.