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Kolkata Weather in October

October in Kolkata sees daytime temperatures around 33°C (91°F) and lows of 24°C (75°F) at night. With around 136 mm (5.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Kolkata in October

Typically around 5 days of rainfall are expected, averaging 136 mm (5.4 in) for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.

Temperature in Kolkata in October

Expect highs of 33°C (91°F) in Kolkata in October, with nights dropping to around 24°C (75°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Kolkata in October

The days are predominantly sunny, with an estimated total of around 201 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Kolkata in October

October sees wind speeds averaging (). You'll typically experience very calm weather with minimal air movement throughout the month. Keep in mind this is an average. While most days are nearly windless, occasional windier days may still occur.

Average water temperature in October

The water is 28°C (82°F) this month, warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

October in Kolkata has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

Kolkata Temperature in October

Min Temperature
24°C (75°F)
Max Temperature
33°C (91°F)
Water Temperature
28°C (82°F) *
Chance of Rain
18%
Precipitation
136 mm (5.4 in)
Rainy days
5 days
Humidity
73% *
Windspeed
() *
Sunshine
201 hours *
Percentage Sunshine
*
* Data from: Calcutta, India (12 KM, 7 Miles).

Kolkata Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Kolkata - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Kolkata typically stay consistent throughout October, with daily highs averaging around 33°C (91°F). Nights are warm, with lows typically ranging from 22°C (72°F) to 26°C (79°F).

Average temperatures in October

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in October

Historical weather records for Kolkata in October

Browse day-by-day weather records for Kolkata spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Kolkata historical weather extremes in October

Our historical data for Kolkata spans 2003 to 2025, revealing these weather extremes.

  • The warmest day in October was on October 31, 2020, with a maximum of 40°C (104°F).
  • Kolkata experienced its chilliest October day on October 26, 2008, reaching only 24°C (75°F).
  • Nighttime temperatures dropped to 19°C (66°F) on October 30, 2011, marking the coldest October night on record.

Best Places in India in October

Find out more about the weather in India and which places have the best travel conditions in this month. See all of India in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Kolkata in October

Warm but pleasant conditions in Kolkata in October. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. The water temperature sits at about 28°C (82°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Kolkata in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Kolkata 3-Day Forecast

More climate data for Kolkata

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.