May weather forecast
Douala, Cameroon

The month of May, in Douala, distinctively marks the midpoint of rainfall accumulation throughout the year. So, while shorts and shades might be the norm dressing in earlier months, they are replaced by raincoats and umbrellas in May. It is in this month that Douala reaches a saturation point, recording a high of 121mm (4.76") rainfall. Despite this, May exhibits steady visibility, ensuring that the drop in sunlight doesn't disrupt the daily activities. As May concludes, it paves the way for June with anticipation of even higher rainfall.

Temperature

The transition from April to May brings an average high-temperature of a still hot 32.2°C (90°F), barely different from April's 32.8°C (91°F). Douala's nights in May experience an average temperature drop to a moderately hot 24.7°C (76.5°F).

Heat index

The heat index for May is estimated at a blazing hot 45°C (113°F). Notice: Heat cramps and heat exhaustion are likely. Continued strenuous activity might lead to heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

In Douala, Cameroon, the average relative humidity in May is 79%.

Rainfall

In Douala, in May, it is raining for 24.8 days, with typically 121mm (4.76") of accumulated precipitation. In Douala, during the entire year, the rain falls for 272.8 days and collects up to 1382mm (54.41") of precipitation.

Sea temperature

In Douala, Cameroon, in May, the average water temperature is 28.5°C (83.3°F).
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as excellent and extremely agreeable for enduring enjoyment in water activities.

Daylight

In May, the average length of the day in Douala is 12h and 19min.
On the first day of the month, sunrise is at 06:10 and sunset at 18:25. On the last day of May, sunrise is at 06:08 and sunset at 18:28 WAT.

Sunshine

The average sunshine in May in Douala is 8.4h.

UV index

The months with the highest UV index in Douala are January through May, October through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 7 in May translates into the following instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert! The reflection of water and sand augments UV radiation intensity.