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December Weather in Annamalainagar, India

Last updated: August 23, 2025

In December, the average temperature in Annamalainagar, India is a warm 26°C (79°F), with daytime highs reaching 30°C (86°F) and lows dipping to 23°C (74°F). Expect a fair amount of rain, with 222 mm (8.7 in) of precipitation spread over 15 days. The atmosphere is quite humid, boasting an average humidity of 83%.

December Temperature in Annamalainagar

In December in Annamalainagar, the average temperature is 26°C (79°F). Maximums can reach 30°C (86°F), while minimums can dip as low as 23°C (74°F). This mild climate makes it an ideal destination for travelers seeking warm and comfortable conditions.

December Weather in Annamalainagar: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Annamalainagar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Annamalainagar, December typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (86°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec787982858787868584828079
Data source: Temperature data for Annamalainagar 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.

December Precipitation in Annamalainagar

In Annamalainagar in December, the precipitation amount is 222 mm (8.7 in) over a span of 15 days.

December Precipitation Trends in Annamalainagar

The chart displays monthly precipitation patterns in Annamalainagar, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Annamalainagar, December typically receives around 222 mm (8.7 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec66111412173776101124208397222
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Annamalainagar

In Annamalainagar in December, humidity is 83%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making travel an exercise in endurance as the air clings to your skin and saps your energy.

December Average Humidity in Annamalainagar

This chart illustrates the average monthly humidity levels in Annamalainagar, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Annamalainagar is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%62%57%56%64%71%64%69%76%87%88%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Annamalainagar

In Annamalainagar in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Annamalainagar.

Maximum UV Index Levels in Annamalainagar for December

The chart shows the monthly maximum UV Index (UVI) for Annamalainagar in December, 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 December, the maximum UV index in Annamalainagar typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121315121213131311109
Data source: Annamalainagar December 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 December Weather in Annamalainagar Compares to Other Months

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

This table compares monthly weather conditions in Annamalainagar, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)66 mm (2.6 inches)72%very high
February Weather26°C (79°F)10 mm (0.4 inches)62%extreme
March Weather28°C (82°F)14 mm (0.5 inches)57%extreme
April Weather30°C (85°F)12 mm (0.5 inches)56%extreme
May Weather31°C (87°F)17 mm (0.7 inches)64%extreme
June Weather31°C (88°F)37 mm (1.4 inches)71%extreme
July Weather30°C (86°F)76 mm (3.0 inches)64%extreme
August Weather29°C (85°F)101 mm (4.0 inches)69%extreme
September Weather29°C (84°F)124 mm (4.9 inches)76%extreme
October Weather28°C (83°F)208 mm (8.2 inches)87%extreme
November Weather27°C (80°F)397 mm (15.6 inches)88%very high
December Weather26°C (79°F)222 mm (8.7 inches)83%very high

Compare Annamalainagar's Climate with Cities Worldwide