May weather forecast
Catumbela, Angola

As the month of May begins, the city of Catumbela enters a season of rapid transformation. The most significant change during this month is the stunning drop in rainfall to only 2mm (0.08") making May the driest month of the year. People enjoy a more breezy environment with fewer sunny days; the wind speed remains unhindered; and there's a significant decrease in the number of rainy days. May, in essence, represents the heart of the dry season when the city is free of the usual rains.

Temperature

The unfolding of May in Catumbela shows an average high-temperature of a still warm 29.4°C (84.9°F), indicating a slight variance from April's 29.8°C (85.6°F). Catumbela experiences an average low-temperature of 23.8°C (74.8°F) in the month of May.

Heat index

The average heat index in May is estimated at a hot 34°C (93.2°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

The least humid month is May, with an average relative humidity of 71%.

Rainfall

May is the last month it rains in Catumbela. During 1.5 rainfall days, in May, Catumbela aggregates 2mm (0.08") of precipitation. Throughout the year, there are 113.5 rainfall days, and 371mm (14.61") of precipitation is accumulated.

Daylight

In Catumbela, the average length of the day in May is 11h and 32min.
On the first day of the month, sunrise is at 06:13 and sunset at 17:52. On the last day of May, in Catumbela, sunrise is at 06:20 and sunset at 17:46 WAT.

Sunshine

In May, the average sunshine in Catumbela is 7.7h.

UV index

The months with the highest UV index are January through May, October through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a daily UV index of 7 turns into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.