Gangtok weather in May
May in Gangtok: nice, soaked, with very humid — fine if you can take 29 rainy days.
#4 of 12 months in Gangtok · #668 of 897 destinations to visit in May · comfort 73/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Gangtok in May
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Gangtok climate normals — May
| Daytime high | 20°C / 68°F | 😎 nice |
|---|---|---|
| Nighttime low | 13°C / 55°F | |
| Rainfall | 347 mm / 13.7 in | ⛈ soaked |
| Rainy days | 29 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 14°C / 56°F | |
| Sunshine | 8.9 h/day | |
| Daylight | 13.5 h | |
| Wind | 6 km/h / 4 mph | |
| Air quality (US AQI) | 74 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Gangtok in May — FAQ
- Is May a good time to visit Gangtok?
- May in Gangtok: nice, soaked, with very humid — fine if you can take 29 rainy days. It ranks #4 of 12 months for Gangtok on SeasonMap's comfort score (73/100).
- What is the weather like in Gangtok in May?
- In May, Gangtok averages a daily high of 19.8°C and a low of 12.8°C, with about 347.1 mm of rain over roughly 29.2 rainy days.
- What is the air quality in Gangtok in May?
- Gangtok has a mean US Air Quality Index of about 74 in May.