September weather forecast and climate
Kolkata, India

The sun rising above the great Victoria Memorial monument and museum found in Kolkata, India
The sun rising above the great Victoria Memorial monument and museum found in Kolkata, India

What is the temperature in September in Kolkata?

In September, in Kolkata, the average high-temperature is 32.4°C (90.3°F), and the average low-temperature is 25.8°C (78.4°F).

How much does it rain in Kolkata in September?

In September, in Kolkata, India, the rain falls for 15.7 days. Throughout September, 288mm (11.3") of precipitation is accumulated.
Average temperature in September - Kolkata, India
  • Average high temperature in September: 32.4°C

The warmest month (with the highest average high temperature) is May (35.4°C).
The month with the lowest average high temperature is January (26.4°C).

  • Average low temperature in September: 25.8°C

The month with the highest average low temperature is June (26.5°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).

Average humidity in September - Kolkata, India
  • Average humidity in September: 81%

Months with the highest relative humidity are July and August (83%).
Months with the lowest relative humidity are February and March (58%).

Average rainfall in September - Kolkata, India
  • Average rainfall in September: 288mm

The wettest month (with the highest rainfall) is July (411mm).
The driest month (with the lowest rainfall) is January (11mm).

Average rainfall days in September - Kolkata, India
  • Average rainfall days in September: 15.7 days

The month with the highest number of rainy days is July (20.5 days).
The month with the lowest number of rainy days is December (0.9 days).

Average daylight in September / Average sunshine in September - Kolkata, India
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.5h).
The month with shortest days is December (Average daylight: 10.8h).

  • Average sunshine in September: 3.9h

The month with most sunshine is April (Average sunshine: 7.8h).
The month with least sunshine is July (Average sunshine: 3h).

Average UV index in September - Kolkata, India
  • Average UV index in September: 11

Months with the highest UV index are April, May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).

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