Weather in Sleman in January
Sleman, Indonesia averages a high of 28.3°C (82.9°F) and low of 22.1°C (71.8°F) in January, with 28 rain days and 8.2 hours of daily sunshine. Travel score: 63.5/100 (Good). The best time to visit Sleman is August.
High
28°C83°F
Low
22°C72°F
🌧️
28
rain days
☀️
8.2
hrs/day sunshine
💧
89%
humidity
64— Good
January in Sleman is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Sleman?
How much does it rain in Sleman in January?
Sleman receives an average of 326.7mm of rainfall across 28 rainy days in January. The annual total is 2640.4mm.
What should I pack for Sleman in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧥
Waterproof jacket
Frequent rain expected (28 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 Indonesia in January?
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