April weather forecast
Stone Town, Tanzania

Stone Town in April undergoes a remarkable shift as the town enters its most substantial rainy season registering 296mm (11.65") of rainfall. While temperatures remain stable, the climate significantly changes due to this increase in precipitation. April is undoubtedly the wettest month of the year, creating lush green landscapes and replenishing the town's water reserves. When comparing April to the slightly less wet March or substantially drier May, it becomes evident how this month stands out in Stone Town's weather calendar. Despite the heavy rainfall, the warm temperatures and average wind speeds make the climatic conditions manageable for both locals and visitors.

Temperature

Stone Town's April reports an average high-temperature of a still warm 29.1°C (84.4°F), exhibiting a minor difference from March. Stone Town sustains a near constant temperature throughout April, with nighttime averages of 26.2°C (79.2°F).

Heat index

April's average heat index is estimated at a sweltering 35°C (95°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

January, April, May and November, with an average relative humidity of 78%, are the most humid months in Stone Town.

Rainfall

The month with the most rainfall in Stone Town, Tanzania, is April, when the rain falls for 27.6 days and typically aggregates up to 296mm (11.65") of precipitation.

Daylight

In April, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 06:25 and sunset at 18:28. On the last day of April, sunrise is at 06:23 and sunset at 18:17 EAT.

Sunshine

The average sunshine in April in Stone Town is 8.2h.

UV index

April through September, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index, 6 during April, leads to the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious.