Weather in Kolkata, West Bengal
Kolkata is a prominent regional city located in West Bengal, India. The city lies at approximately 22.6°N latitude, placing it in the tropical wet and dry climate zone.
Climate Overview
The southwest monsoon dominates central India from June through September. Madhya Pradesh, Maharashtra and Gujarat all receive the bulk of their rain in these four months. Temperatures in Kolkata range from moderate winters to warm or hot summers, depending on elevation and proximity to the coast. Weather here is dominated by seasonal monsoon patterns, which bring the bulk of annual rainfall.
Weather by season in Kolkata
Kolkata's year divides into four broad seasons. The southwest monsoon normally arrives around 15 June. Daytime figures below are typical lowland values for this latitude — hill stations sit markedly cooler.
- Winter (Dec–Feb): days around 30°C, nights around 16°C. Mild, dry and one of the most pleasant times to visit.
- Summer / pre-monsoon (Mar–Jun): days around 38°C, nights around 25°C. Warm and humid, building towards the monsoon.
- Monsoon (Jul–Sep): days around 31°C, nights around 23°C. Frequent rain and high humidity; the wettest part of the year.
- Post-monsoon (Oct–Nov): days around 32°C, nights around 20°C. Skies clear and temperatures ease — comfortable and settled.
Today's Weather in Kolkata
Wondering what the weather is like in Kolkata right now? See current conditions, today's high and low, and AQI in the live panel above.
Hourly Forecast
Our hourly forecast for Kolkata covers the next 24 hours with temperature, wind speed and rain probability so you can plan around showers and thunderstorms.
7-Day Weather Forecast for Kolkata
Tomorrow's weather, the day after and the full week ahead for Kolkata are summarised in the 7-day outlook. Rain, cloud cover and wind direction are all shown.
Air Quality in Kolkata
Air quality in Kolkata is measured using the European Air Quality Index, with PM2.5 and PM10 particulate matter readings displayed alongside the live forecast. As a larger city, Kolkata may experience elevated pollution levels during winter months due to temperature inversions and reduced wind.
Quick facts about Kolkata
Kolkata has a population of about 44,96,694; sits at 22.57°N; and is in India; its monsoon typically arrives in mid-June.
Common spellings
Local search audiences in West Bengal often type the weather query in Bengali (বাংলা). The Bengali word for weather is আবহাওয়া, commonly transliterated as abohaoa, aboha, abohawa, abhaowa. The Hindi मौसम (mausam, mosam, mausham) is also widely used across Kolkata. All refer to the same thing — current weather, today's temperature and the forecast you'll find on this page.
Nearby Cities in West Bengal
Explore weather forecasts for other cities in West Bengal. See the "More in West Bengal" section above, or browse the full list on our states page.