Kolkata Weather in October
India · Tropical Savanna climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
October in Kolkata sees average temperatures ranging from a low of 24.1°C (75.4°F) to a high of 30.9°C (87.6°F), with a mean of 27.1°C (80.8°F). Compared to the annual average of 26.1°C (79.0°F), this month is 1.0°C warmer than the yearly norm. Precipitation averages 197.0mm, making it approximately 36.0mm wetter than the monthly average of 161.0mm. The city receives an average of 9.0 hours of sunshine per day during October, with relative humidity averaging 83.9%. Wind speeds reach an average maximum of 12.3 km/h. For travelers, this month offers a temperature experience in Kolkata, with wetter-than-average conditions compared to the rest of the year.
Kolkata's tropical savanna climate produces one of the most dramatic monsoon experiences I've studied. The city receives over 1,600mm of annual rainfall, most of it between June and September. I visited during the Durga Puja festival in October, when the city emerges from the monsoon with renewed energy and comfortable temperatures. The winter months of November to February are the clear winners for comfortable sightseeing.
October vs Adjacent Months
| Metric | September | October | November |
|---|---|---|---|
| Mean Temp | 28.0°C (82.4°F) | 27.1°C (80.8°F) | 23.8°C (74.8°F) |
| Rainfall | 367.9mm | 197.0mm | 15.2mm |
| Sunshine | 7.7 hrs | 9.0 hrs | 9.7 hrs |
| Humidity | 87.8% | 83.9% | 72.5% |
| Wind | 15.6 km/h | 12.3 km/h | 10.3 km/h |
| Rainy Days | 29.0 | 20.6 | 3.6 |
Seasonal Context
October falls in Autumn in the Northern Hemisphere. Autumn sees temperatures gradually cooling from summer highs. For travelers visiting Kolkata in October, the data indicates mixed conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Kolkata in October?
The average temperature in Kolkata during October ranges from 24.1°C (75.4°F) to 30.9°C (87.6°F), with a mean of 27.1°C (80.8°F).
How much does it rain in Kolkata in October?
Kolkata receives an average of 197.0mm of precipitation in October, spread across approximately 20.6 rainy days.
What should I pack for Kolkata in October?
Based on October weather data, pack lightweight, breathable clothing, sunscreen, and a hat. Rain gear is essential — this month averages 197.0mm of precipitation.
Is October a good time to visit Kolkata?
October is a month with challenging conditions. Plan activities carefully and stay hydrated.
Other Months for Kolkata
Cities with Similar October Climate (Tropical Savanna)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 22.57°, 88.36°. Timezone: Asia/Kolkata. Last updated: 2026-07-30.