October weather forecast
Nochchimunai, Sri Lanka

October, the same as September, in Nochchimunai, Sri Lanka, is another hot autumn month, with an average temperature fluctuating between 25.1°C (77.2°F) and 31°C (87.8°F).

Temperature

Nochchimunai observes an average high-temperature of a still hot 31°C (87.8°F) in October, barely different from 31.8°C (89.2°F) in September. In the month of October, the nighttime temperature in Nochchimunai dips to a steady average of 25.1°C (77.2°F).

Heat index

The average heat index in October is estimated at an extremely hot 40°C (104°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

The average relative humidity in October is 76%.

Rainfall

In October, the rain falls for 25.5 days. Throughout October, 177mm (6.97") of precipitation is accumulated. In Nochchimunai, Sri Lanka, during the entire year, the rain falls for 237.8 days and collects up to 1259mm (49.57") of precipitation.

Daylight

The average length of the day in October is 11h and 58min.
On the first day of October, sunrise is at 05:51 and sunset at 17:54. On the last day of the month, sunrise is at 05:51 and sunset at 17:42 +0530.

Sunshine

In Nochchimunai, the average sunshine in October is 8.7h.

UV index

January through October, with an average maximum UV index of 7, are months with the highest UV index in Nochchimunai. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 7 in October translates into these instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.