May weather forecast
Japi, Brazil

The last month of the autumn, May, is another hot month in Japi, Brazil, with an average temperature fluctuating between 21.3°C (70.3°F) and 30°C (86°F).

Temperature

The arrival of May brings an average high-temperature of a still hot 30°C (86°F), closely following the temperature pattern of April. During the month of May, an average low-temperature of 21.3°C (70.3°F) is recorded.

Heat index

The heat index for May is appraised at a very hot 39°C (102.2°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly 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.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

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

Rainfall

In Japi, during May, the rain falls for 20 days and regularly aggregates up to 55mm (2.17") of precipitation. In Japi, during the entire year, the rain falls for 205.7 days and collects up to 444mm (17.48") of precipitation.

Daylight

In Japi, the average length of the day in May is 11h and 49min.
On the first day of May, sunrise is at 05:24 and sunset at 17:17. On the last day of the month, sunrise is at 05:28 and sunset at 17:14 -03.

Sunshine

The average sunshine in May is 5.9h.

UV index

March through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Japi. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.