October weather forecast
Semporna, Malaysia

October, like September, is a hot autumn month in Semporna, Malaysia, with an average temperature ranging between min 25.7°C (78.3°F) and max 30.1°C (86.2°F).

Temperature

Semporna experiences a recorded average high-temperature of a still hot 30.1°C (86.2°F) in October, closely aligned with September's 30°C (86°F). Semporna sees a gentle drop from the daily peak temperature in October, with an average low settling at a moderately hot 25.7°C (78.3°F).

Heat index

For October, the heat index is estimated at a fiery hot 37°C (98.6°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

September and October, with an average relative humidity of 76%, are the least humid months.

Rainfall

In Semporna, in October, it is raining for 23.9 days, with typically 95mm (3.74") of accumulated precipitation. Throughout the year, there are 278.4 rainfall days, and 1091mm (42.95") of precipitation is accumulated.

Sea temperature

In Semporna, in October, the average water temperature is 29.3°C (84.7°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is perceived as agreeably warm, making all water activities enjoyable without the risk of discomfort over lengthy durations.

Daylight

In Semporna, the average length of the day in October is 12h and 1min.
On the first day of October, sunrise is at 5:52 am and sunset at 5:57 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 5:48 pm +08.

Sunshine

In Semporna, the average sunshine in October is 8.5h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 7 during October translates into these guidelines:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Attention! The combination of sand and water reflections enhances UV ray intensity.