May weather forecast
Mari, Brazil

The last month of the autumn, May, is also a moderately hot month in Mari, Brazil, with an average temperature ranging between min 22.1°C (71.8°F) and max 29.6°C (85.3°F).

Temperature

Mari's average high-temperature in May is a moderately hot 29.6°C (85.3°F), indicating a subtle variation from April. Throughout May, Mari encounters an average temperature drop to an agreeable 22.1°C (71.8°F).

Heat index

May's average heat index is appraised at a sweltering 38°C (100.4°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In Mari, Brazil, the average relative humidity in May is 84%.

Rainfall

In Mari, Brazil, during May, the rain falls for 21.3 days and regularly aggregates up to 71mm (2.8") of precipitation. In Mari, during the entire year, the rain falls for 217.5 days and collects up to 510mm (20.08") of precipitation.

Daylight

The average length of the day in May in Mari, Brazil, is 11h and 48min.
On the first day of May, sunrise is at 05:22 and sunset at 17:14. On the last day of the month, sunrise is at 05:26 and sunset at 17:11 -03.

Sunshine

The average sunshine in May is 6.8h.

UV index

The months with the lowest UV index are March through September and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, a regular UV index of 6 translates into these guidelines:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.