...and more
Currently, September is the cheapest month in which you can book a flight from Columbia to Kolkata (average of $989). Flying from Columbia to Kolkata in June is currently the most expensive (average of $1,632). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
In terms of precipitation, rainfall in Kolkata ranges from 0.3 - 14.0 inches per month. August is typically the wettest month, when rainfall can reach 14.0 in. December is typically the driest time to visit Kolkata when rainfall is around 0.3 in.
If weather is an important factor for your trip to Kolkata, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 87.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).