Weather in Pematangsiantar in May
Pematangsiantar, Indonesia averages a high of 28.3°C (82.9°F) and low of 21.5°C (70.7°F) in May, with 28 rain days and 8.9 hours of daily sunshine. Travel score: 64.8/100 (Good). The best time to visit Pematangsiantar is February.
High
28°C83°F
Low
22°C71°F
🌧️
28
rain days
☀️
8.9
hrs/day sunshine
💧
89%
humidity
65— Good
May in Pematangsiantar is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Pematangsiantar?
How much does it rain in Pematangsiantar in May?
Pematangsiantar receives an average of 252.4mm of rainfall across 28 rainy days in May. The annual total is 3227.8mm.
What should I pack for Pematangsiantar in May?
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+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Indonesia in May?
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