Weather in Ubon Ratchathani in September
Ubon Ratchathani, Thailand averages a high of 29.9°C (85.8°F) and low of 23.8°C (74.8°F) in September, with 25 rain days and 8.3 hours of daily sunshine. Travel score: 63.6/100 (Good). The best time to visit Ubon Ratchathani is February.
High
30°C86°F
Low
24°C75°F
🌧️
25
rain days
☀️
8.3
hrs/day sunshine
💧
86%
humidity
64— Good
September in Ubon Ratchathani is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Ubon Ratchathani?
How much does it rain in Ubon Ratchathani in September?
Ubon Ratchathani receives an average of 300.9mm of rainfall across 25 rainy days in September. The annual total is 1515.4mm.
What should I pack for Ubon Ratchathani in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 30°C
🧥
Waterproof jacket
Frequent rain expected (25 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
8 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Thailand in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31