Weather in Katunayaka in May
Katunayaka, Sri Lanka averages a high of 29.5°C (85.1°F) and low of 25.6°C (78.1°F) in May, with 28 rain days and 9.3 hours of daily sunshine. Travel score: 64.8/100 (Good). The best time to visit Katunayaka is February.
High
30°C85°F
Low
26°C78°F
🌧️
28
rain days
☀️
9.3
hrs/day sunshine
💧
87%
humidity
65— Good
May in Katunayaka is hot and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Katunayaka?
How much does it rain in Katunayaka in May?
Katunayaka receives an average of 270.6mm of rainfall across 28 rainy days in May. The annual total is 2367.1mm.
What should I pack for Katunayaka in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 30°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 Sri Lanka 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