Gangtok weather in August
August in Gangtok: nice, soaked, with clean air — fine if you can take 31 rainy days.
#9 of 12 months in Gangtok · #682 of 897 destinations to visit in August · comfort 66/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Gangtok in August
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Gangtok climate normals — August
| Daytime high | 22°C / 71°F | 😎 nice |
|---|---|---|
| Nighttime low | 16°C / 61°F | |
| Rainfall | 1052 mm / 41.4 in | ⛈ soaked |
| Rainy days | 31 days | |
| Humidity | 95% | 💦 very humid |
| Dew point | 18°C / 64°F | |
| Sunshine | 5.7 h/day | |
| Daylight | 13.1 h | |
| Wind | 6 km/h / 4 mph | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Gangtok in August — FAQ
- Is August a good time to visit Gangtok?
- August in Gangtok: nice, soaked, with clean air — fine if you can take 31 rainy days. It ranks #9 of 12 months for Gangtok on SeasonMap's comfort score (66/100).
- What is the weather like in Gangtok in August?
- In August, Gangtok averages a daily high of 21.6°C and a low of 16.3°C, with about 1051.9 mm of rain over roughly 31 rainy days.
- What is the air quality in Gangtok in August?
- Gangtok has a mean US Air Quality Index of about 37 in August.