April weather forecast
Umudike, Nigeria

April, the same as March, in Umudike, Nigeria, is another tropical spring month, with an average temperature varying between 24.9°C (76.8°F) and 34.3°C (93.7°F).

Temperature

The introduction of April notes a subtle temperature variation to a hot 34.3°C (93.7°F) from March's 35.3°C (95.5°F). An average nighttime temperature of 24.9°C (76.8°F) is noted during the month of April.

Heat index

The heat index value for April is evaluated at a life-threatening hot 50°C (122°F). Careful: Heat exhaustion and heat cramps are anticipated. With ongoing exertion, heatstroke becomes a possibility.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In Umudike, the average relative humidity in April is 74%.

Rainfall

In Umudike, Nigeria, during April, the rain falls for 23 days and regularly aggregates up to 100mm (3.94") of precipitation. Throughout the year, there are 267.9 rainfall days, and 1649mm (64.92") of precipitation is accumulated.

Daylight

In April, the average length of the day in Umudike is 12h and 14min.
On the first day of the month, sunrise is at 06:28 and sunset at 18:38. On the last day of April, in Umudike, sunrise is at 06:17 and sunset at 18:36 WAT.

Sunshine

In Umudike, the average sunshine in April is 7.8h.

UV index

January through April, October through December, with an average maximum UV index of 7, are months with the highest UV index in Umudike. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In April, the maximum UV index of 7 transforms into these recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. 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. Stay sun-safe with clothing that is both closely woven and worn loosely.