April weather forecast
Salalah, Oman

April marks a clear transition towards Salalah's summer swelter. An upward trend in temperature becomes overt. Correspondingly, the increase in relative humidity intensifies. Even the sea begins to warm up, urging for leisurely beachside strolls. Interestingly, this month is devoid of rainfall, making it the driest month of the year despite the elevated heat and humidity.

Temperature

The beginning of April reveals an average high-temperature of a tropical 31.7°C (89.1°F), showing minimal deviation from the previous month. Nighttime temperatures consistently average a warm 23.4°C (74.1°F) during April.

Heat index

For most parts of April, the heat index is computed to be a very hot 39°C (102.2°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in April in Salalah is 68%.

Rainfall

In Salalah, in April, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, in Salalah, 131mm (5.16") of rain is accumulated.

Sea temperature

In April, the average sea temperature is 28.3°C (82.9°F).
Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and other activities, ensuring comfort and enjoyment for lengthened periods.

Daylight

In Salalah, the average length of the day in April is 12h and 32min.
On the first day of April in Salalah, sunrise is at 06:17 and sunset at 18:36. On the last day of the month, sunrise is at 05:58 and sunset at 18:43 +04.

Sunshine

In Salalah, the average sunshine in April is 10.3h.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Salalah, Oman. A UV Index of 11, and more, symbolizes an extreme health hazard from exposure to the Sun's UV radiation for the average person.
Note: In April, the maximum UV index of 12 transforms into these recommendations:
Adopt all important safety measures, unprotected skin may burn rapidly. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. One should apply and reapply liberally a broad-spectrum sunscreen of SPF 30+ every two hours and immediately after a swim or an outdoor exercise. Notice! The Sun's UV exposure elevates with sand and water reflections.