April brings the warmest temperatures of the year in
Yangon,
Myanmar. The mercury tilts to the higher end, making the overall climate hotter than the previous months. A significant shift in the average rainfall to 15mm (0.59") marks the onset of the pre-monsoon showers, rendering a subtle hint of freshness to the atmosphere. April sees a slightly decreased relative humidity reading of 66% compared to
March, creating a peculiar, distinct weather pattern for this month. Despite the hotter days, the evenings provide a respite with their lower temperatures, making it an ideal time to enjoy the city's nightlife.
Temperature
April is the month that records the highest temperatures in Yangon, with averages ranging from a high of 37°C (98.6°F) to a low of 24.3°C (75.7°F).
Heat index
The heat index for April is estimated at a burning hot 55°C (131°F).
Warning: These weather conditions are evaluated as gravely dangerous, heatstroke is approaching.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.
Humidity
The average relative humidity in April is 66%.
Rainfall
In April, the rain falls for 1.6 days. Throughout April, 15mm (0.59") of precipitation is accumulated. Throughout the year, in Yangon, there are 129.3 rainfall days, and 2681mm (105.55") of precipitation is accumulated.
Daylight
The average length of the day in April is 12h and 31min.
On the first day of the month, sunrise is at 05:59 and sunset at 18:18. On the last day of April, sunrise is at 05:40 and sunset at 18:24 +0630.
Sunshine
The months with the most sunshine are
January,
February and April, with an average of 9.7h of sunshine.
UV index
March through
September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 12 in April translates into the following instructions:
Utilize all necessary safety measures, unprotected skin could suffer burns instantly. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Regardless of the cloudiness of the day, a sunscreen with SPF 30 or more should be applied and reapplied generously, specifically after swimming or outdoor exercise.