May weather forecast
Coto Brus, Costa Rica

May is when the wet season is fully established in Coto Brus. Regular and considerable amounts of rainfall characterize this month, with less heat as the maximum temperature dips to 29.3°C (84.7°F). The abundance of rain, coupled with a significant increase in humidity, results in the lush greenness of the city's environment. Despite being the wettest month of the year, it poses no hindrance to the enjoyment of the natural beauty and diverse ecosystem that the city offers.

Temperature

May's onset in Coto Brus, Costa Rica, records a minor alteration in the average high-temperature to a warm 29.3°C (84.7°F) from April's 30.8°C (87.4°F). In May, Coto Brus reports a consistent average low-temperature of 22.7°C (72.9°F) during the nights.

Heat index

The heat index value during May is evaluated at a torrid 36°C (96.8°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Note that heat index values are valued for light wind and location in the shade. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

The average relative humidity in May is 83%.

Rainfall

In May, the rain falls for 29 days. Throughout May, 256mm (10.08") of precipitation is accumulated. In Coto Brus, during the entire year, the rain falls for 309.5 days and collects up to 2106mm (82.91") of precipitation.

Daylight

In Coto Brus, Costa Rica, the average length of the day in May is 12h and 32min.
On the first day of May in Coto Brus, sunrise is at 05:15 and sunset at 17:42. On the last day of the month, sunrise is at 05:11 and sunset at 17:48 CST.

Sunshine

The average sunshine in May is 8.4h.

UV index

March through May, with an average maximum UV index of 7, are months with the highest UV index in Coto Brus. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 7 in May leads to these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.