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.

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For a detailed overview over the year and the best time to visit India, check out our Kolkata's climate page.

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).

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

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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

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Historical weather 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.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

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.

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit India, check out our Kolkata's climate page.

More climate data for Kolkata

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Kolkata climate overview or explore weather in India.