Kolkata weather in January
January in Kolkata: warm, dry, with poor air quality — one of the best months to visit.
#1 of 12 months in Kolkata · #64 of 604 destinations to visit in January · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Kolkata climate normals — January
| Daytime high | 25°C / 77°F | 🌤 warm |
|---|---|---|
| Nighttime low | 13°C / 56°F | |
| Feels like (high) | 25°C / 77°F | |
| Rainfall | 12 mm / 0.5 in | ☀️ dry |
| Rainy days | 3 days | |
| Humidity | 75% | 💦 very humid |
| Dew point | 14°C / 57°F | |
| Sunshine | 9.4 h/day | |
| Daylight | 10.9 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 184 | ⚠️ unhealthy |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Kolkata in January — FAQ
- Is January a good time to visit Kolkata?
- January in Kolkata: warm, dry, with poor air quality — one of the best months to visit. It ranks #1 of 12 months for Kolkata on SeasonMap's comfort score (87/100).
- What is the weather like in Kolkata in January?
- In January, Kolkata averages a daily high of 24.8°C and a low of 13.3°C, with about 12.3 mm of rain over roughly 2.8 rainy days.
- What is the air quality in Kolkata in January?
- Kolkata has a mean US Air Quality Index of about 184 in January.