Kolkata weather in October
October in Kolkata: sweltering, soaked, with poor air quality — a fair time to visit.
#6 of 12 months in Kolkata · #543 of 604 destinations to visit in October · comfort 59/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Kolkata climate normals — October
| Daytime high | 30°C / 87°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 24°C / 75°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 160 mm / 6.3 in | ⛈ soaked |
| Rainy days | 14 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 8.8 h/day | |
| Daylight | 11.6 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 124 | 😷 poor |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Kolkata in October — FAQ
- Is October a good time to visit Kolkata?
- October in Kolkata: sweltering, soaked, with poor air quality — a fair time to visit. It ranks #6 of 12 months for Kolkata on SeasonMap's comfort score (59/100).
- What is the weather like in Kolkata in October?
- In October, Kolkata averages a daily high of 30.4°C and a low of 23.7°C, with about 159.6 mm of rain over roughly 13.8 rainy days.
- What is the air quality in Kolkata in October?
- Kolkata has a mean US Air Quality Index of about 124 in October.