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October Weather in Kalmunai, Sri Lanka

Last updated: August 31, 2025

The average temperature in Kalmunai, Sri Lanka during October is a warm 27°C (82°F). You can expect a minimum of 24°C (76°F) and a maximum of 32°C (90°F). However, be prepared for significant precipitation, as 184 mm (7.3 in) of rain can fall over 21 days. Additionally, the average humidity hovers at a high 89%, making for a tropical atmosphere.

October Temperature in Kalmunai

In October in Kalmunai, the average temperature is 27°C (82°F), with maximums reaching up to 32°C (90°F) and minimums dropping to as low as 24°C (76°F). This pleasant weather makes it an ideal time for outdoor activities and exploration in Kalmunai.

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

The chart illustrates October temperature patterns in Kalmunai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kalmunai, October typically has an average temperature of 27°C (82°F), with highs reaching up to 32°C (90°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec787981838485848483818079
Data source: Temperature data for Kalmunai 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 Kalmunai

In Kalmunai in October, the precipitation amount is 184 mm (7.3 in) occurring over the course of 21 days.

October Precipitation Trends in Kalmunai

The chart displays monthly precipitation patterns in Kalmunai, 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 Kalmunai, October typically receives around 184 mm (7.3 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec1399478566929445091184317253
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Kalmunai

In Kalmunai in October, humidity is 89%. With an average temperature of 27°C (82°F), this humidity feels like a warm, steamy blanket enveloping you, making outdoor activities challenging and encouraging travelers to seek the comfort of shaded areas or refreshing indoor spaces.

October Average Humidity in Kalmunai

This chart illustrates the average monthly humidity levels in Kalmunai, 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 Kalmunai is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%72%69%69%79%85%81%85%81%89%88%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Kalmunai

In Kalmunai in October, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Kalmunai.

Maximum UV Index Levels in Kalmunai for October

The chart shows the monthly maximum UV Index (UVI) for Kalmunai 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 Kalmunai typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121315151413121414131211
Data source: Kalmunai 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 Kalmunai Compares to Other Months

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

This table compares monthly weather conditions in Kalmunai, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)139 mm (5.5 inches)80%extreme
February Weather26°C (79°F)93 mm (3.7 inches)72%extreme
March Weather27°C (81°F)78 mm (3.1 inches)69%extreme
April Weather28°C (83°F)56 mm (2.2 inches)69%extreme
May Weather29°C (84°F)69 mm (2.7 inches)79%extreme
June Weather29°C (85°F)29 mm (1.1 inches)85%extreme
July Weather29°C (85°F)44 mm (1.7 inches)81%extreme
August Weather29°C (84°F)50 mm (2.0 inches)85%extreme
September Weather28°C (83°F)91 mm (3.6 inches)81%extreme
October Weather27°C (82°F)184 mm (7.3 inches)89%extreme
November Weather26°C (80°F)317 mm (12.5 inches)88%extreme
December Weather26°C (79°F)253 mm (9.9 inches)86%extreme

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