October weather forecast
Vallam, India

October, the first month of the post-monsoon autumn in Vallam, is also a hot month, with an average temperature ranging between min 24.8°C (76.6°F) and max 32.8°C (91°F).

Temperature

The advent of October denotes an average high-temperature of a still tropical 32.8°C (91°F), subtly different from September's 34.9°C (94.8°F). Vallam experiences an average low-temperature of 24.8°C (76.6°F) in month of October.

Heat index

For October, the heat index is calculated to be a blistering 44°C (111.2°F). Eyes open: Heat cramps and heat exhaustion are expected. Prolonged exertion could lead to heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In October, the average relative humidity is 72%.

Rainfall

The month with the most rainfall is October, when the rain falls for 21.9 days and typically aggregates up to 128mm (5.04") of precipitation.

Daylight

In Vallam, the average length of the day in October is 11h and 53min.
On the first day of October, sunrise is at 6:02 am and sunset at 6:04 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 5:49 pm IST.

Sunshine

In Vallam, the average sunshine in October is 6.7h.

UV index

The months with the lowest UV index are January, October through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In October, the average maximum UV index of 6 translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.