March weather forecast
Port Harcourt, Nigeria

As March unfolds in Port Harcourt, visitors and locals alike must brace for a gradual increase in overall temperature and relative humidity. This month features a considerable leap in rainfall, recording an estimated 135mm (5.31") typically spread over 26.8 days. Even as the sun retreats a bit, it still shines for a significant portion of the day. Despite these shifts in weather patterns, the city holds onto its tropical charm and encourages residents and tourists to adapt to the evolving climate.

Temperature

Upon the beginning of March, Port Harcourt's high-temperatures register at a still hot 31.5°C (88.7°F), closely mirroring the preceding month. Throughout the month of March, Port Harcourt observes an average nighttime temperature of 24.3°C (75.7°F).

Heat index

In March, the heat index is estimated at an extremely hot 42°C (107.6°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

In March, the average relative humidity in Port Harcourt, Nigeria, is 79%.

Rainfall

In Port Harcourt, in March, it is raining for 26.8 days, with typically 135mm (5.31") of accumulated precipitation. In Port Harcourt, during the entire year, the rain falls for 310.7 days and collects up to 2138mm (84.17") of precipitation.

Sea temperature

In Port Harcourt, in March, the average water temperature is 28.8°C (83.8°F).
Note: Swimming, diving, and other activities in water temperatures between 25°C (77°F) and 29°C (84.2°F) are thought to be quite enjoyable and satisfying for extended periods, with no discomfort.

Daylight

In Port Harcourt, Nigeria, the average length of the day in March is 12h and 6min.
On the first day of the month, sunrise is at 06:43 and sunset at 18:44. On the last day of March, sunrise is at 06:30 and sunset at 18:40 WAT.

Sunshine

The average sunshine in March is 8.3h.

UV index

In March, the average daily maximum UV index in Port Harcourt is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 6 in March suggests the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Notice! The reflection of water and sand increases the UV radiation significantly.