April weather forecast
Phi Mô, Vietnam

April, the same as March, is a moderately hot spring month in Phi Mô, Vietnam, with an average temperature ranging between min 21.3°C (70.3°F) and max 29.3°C (84.7°F).

Temperature

Phi Mô's weather shows a minor temperature rise with the arrival of April, moving from a moderately hot 25.5°C (77.9°F) in March to a still warm 29.3°C (84.7°F). In April, the nighttime temperature lowers to an average of 21.3°C (70.3°F).

Heat index

In April, the average heat index is evaluated at a torrid 35°C (95°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values hold great significance to children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In April, the average relative humidity is 78%.

Rainfall

In Phi Mô, during April, the rain falls for 14.8 days and regularly aggregates up to 21mm (0.83") of precipitation. Throughout the year, in Phi Mô, there are 165.7 rainfall days, and 431mm (16.97") of precipitation is accumulated.

Daylight

In Phi Mô, the average length of the day in April is 12h and 38min.
On the first day of the month, sunrise is at 05:47 and sunset at 18:09. On the last day of April, sunrise is at 05:24 and sunset at 18:19 +07.

Sunshine

The average sunshine in April is 6.9h.

UV index

The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 in April translates into this advice:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.