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October Weather in Calcutta, United States

Last updated: June 24, 2025

In October, the average temperature in Calcutta, United States hovers around 14°C (57°F). Expect a wide range, with minimums dipping to -1°C (31°F) and maximums soaring up to 31°C (89°F). Precipitation totals 121 mm (4.8 in) over approximately 13 days, while the air remains quite humid, with an average humidity of 82%. Stay prepared for a mix of weather conditions!

October Temperature in Calcutta

In October in Calcutta, the average temperature is 14°C (57°F). The maximum can reach 31°C (89°F) and the minimum can be as low as -1°C (31°F). Be sure to pack layers for your travels, as the weather can vary dramatically throughout the day.

October Weather in Calcutta: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Calcutta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calcutta, October typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (89°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec303440506270747267564135
Data source: Temperature data for Calcutta generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Calcutta

In Calcutta in October, the total precipitation amount is 121 mm (4.8 in) over the course of 13 days.

October Precipitation Trends in Calcutta

The chart displays monthly precipitation patterns in Calcutta, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Calcutta, October typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec93109102133134131133941151219698
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Calcutta

In Calcutta in October, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

October Average Humidity in Calcutta

This chart illustrates the average monthly humidity levels in Calcutta, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Calcutta is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Calcutta

In Calcutta in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Calcutta, you can refer to this Hourly UV Index in Calcutta.

Maximum UV Index Levels in Calcutta for October

The chart shows the monthly maximum UV Index (UVI) for Calcutta in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Calcutta typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Calcutta October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Calcutta Compares to Other Months

Weather in Calcutta varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Calcutta, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Calcutta, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)93 mm (3.7 inches)88%moderate
February Weather1°C (34°F)109 mm (4.3 inches)88%moderate
March Weather5°C (41°F)102 mm (4.0 inches)87%high
April Weather10°C (51°F)133 mm (5.2 inches)87%very high
May Weather16°C (62°F)133 mm (5.3 inches)81%very high
June Weather21°C (70°F)131 mm (5.2 inches)83%very high
July Weather24°C (75°F)133 mm (5.2 inches)82%very high
August Weather22°C (72°F)94 mm (3.7 inches)76%very high
September Weather19°C (67°F)115 mm (4.5 inches)77%very high
October Weather14°C (57°F)121 mm (4.8 inches)82%high
November Weather5°C (41°F)96 mm (3.8 inches)89%moderate
December Weather2°C (36°F)98 mm (3.8 inches)86%low

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