September, the first month of the autumn in
Lom Sak District, is also a hot month, with an average temperature fluctuating between 23.8°C (74.8°F) and 32.3°C (90.1°F).
Temperature
The transition from
August to September sees average high-temperatures adjusting to a still hot 32.3°C (90.1°F), from a not significantly different 31.9°C (89.4°F). The average low-temperature of 23.8°C (74.8°F) is witnessed during September.
Heat index
The heat index value for September is evaluated at a life-threatening hot 47°C (116.6°F).
Take heed: Heat exhaustion and heat cramps are anticipated. Heatstroke is a potential outcome of continuous activity.
When referencing the heat index, its values are suitable for shady environments and light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.
Humidity
The months with the highest humidity are August and September, with an average relative humidity of 83%.
Rainfall
In Lom Sak District, in September, it is raining for 18 days, with typically 194mm (7.64") of accumulated precipitation. Throughout the year, there are 119 rainfall days, and 1043mm (41.06") of precipitation is accumulated.
Daylight
In Lom Sak District, the average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 06:01 and sunset at 18:28. On the last day of the month, sunrise is at 06:05 and sunset at 18:04 +07.