Weather in Gangtok in September
Gangtok, India averages a high of 21°C (69.8°F) and low of 15.6°C (60.1°F) in September, with 27 rain days and 7.7 hours of daily sunshine. Travel score: 60.1/100 (Good). The best time to visit Gangtok is May.
High
21°C70°F
Low
16°C60°F
🌧️
27
rain days
☀️
7.7
hrs/day sunshine
💧
89%
humidity
60— Good
September in Gangtok is mild and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Gangtok?
How much does it rain in Gangtok in September?
Gangtok receives an average of 519.7mm of rainfall across 27 rainy days in September. The annual total is 5030.3mm.
What should I pack for Gangtok in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 21°C
🧥
Waterproof jacket
Frequent rain expected (27 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 India 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