September weather forecastSarrat, Philippines

Weather in September

The first month of the autumn, September, is still a warm month in Sarrat, Philippines, with an average temperature varying between 25.2°C (77.4°F) and 29.5°C (85.1°F).

Temperature

The transition into September shows a subtle variation to a still warm 29.5°C (85.1°F) from August's 29.4°C (84.9°F) in the average high-temperature. Sarrat sustains a near constant temperature throughout September, with nighttime averages of 25.2°C (77.4°F).

Heat index

For September, the heat index is evaluated at a sweltering 36°C (96.8°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

The months with the highest humidity in Sarrat are July through September, with an average relative humidity of 80%.

Rainfall

In Sarrat, during September, the rain falls for 20.7 days and regularly aggregates up to 149mm (5.87") of precipitation. In Sarrat, during the entire year, the rain falls for 166.7 days and collects up to 968mm (38.11") of precipitation.

Daylight

In Sarrat, the average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 5:43 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 5:46 pm PST.

Sunshine

The average sunshine in September is 9.5h.

UV index

February through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 7 in September translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.