April in
Nakhon Sawan is characteristic of a high-temperature month. The average high temperature reaches its peak at 38.1°C, about a degree higher than
March. More noteworthy is the increase in rainfall, with the month recording an average of 64mm over five days. This implies the start of the monsoon season. Humidity levels rise slightly, and with the rise in temperatures, makes for a rather muggy weather experience.
Temperature
April, characterized by an average high temperature of 38.1°C and a low temperature of 26.1°C, is generally the warmest month.
Heat index
The average heat index in April is computed to be a life-threatening hot 58°C.
Warning: These weather conditions are considered as extremely dangerous, as heatstroke is imminent.
Heat index determinations are made taking into account the shade and light air movements. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.
Humidity
In April, the average relative humidity is 64%.
Rainfall
In Nakhon Sawan, in April, it is raining for 5 days, with typically 64mm of accumulated precipitation. Throughout the year, there are 108 rainfall days, and 1150mm of precipitation is accumulated.
Daylight
The average length of the day in April in Nakhon Sawan is 12h and 29min.
On the first day of April in Nakhon Sawan, sunrise is at 06:14 and sunset at 18:32. On the last day of the month, sunrise is at 05:55 and sunset at 18:37 +07.