May weather forecast
Iquitos, Peru

Next on the calendar, May's weather in Iquitos reads less rainfall both in terms of volume and days, in contrast to April. The temperature continues its uniform oscillation within a predictable range. Indicative of the tropical weather, sunshine hours and UV index hold steady, ensuring an abundance of warmth. Wind strength remains consistent, fostering even sailing for the citizens.

Temperature

As May takes hold, the average high-temperature is a still hot 30°C (86°F), nearly mirroring that of the previous month. In the month of May, the average temperature dips to an agreeable 21.9°C (71.4°F) during the night.

Heat index

The average heat index in May is calculated to be a blisteringly hot 40°C (104°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity in May is 88%.

Rainfall

In May, the rain falls for 25.4 days. Throughout May, 121mm (4.76") of precipitation is accumulated. Throughout the year, in Iquitos, Peru, there are 293.9 rainfall days, and 1530mm (60.24") of precipitation is accumulated.

Daylight

In May, the average length of the day is 11h and 57min.
On the first day of May in Iquitos, sunrise is at 05:50 and sunset at 17:49. On the last day of the month, sunrise is at 05:53 and sunset at 17:48 -05.

Sunshine

In May, the average sunshine is 6.1h.

UV index

January through July, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Iquitos. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: In May, the maximum UV index of 6 suggests this advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.