March weather forecast
Puerto Siles, Bolivia

March, the first month of the autumn in Puerto Siles, is still a warm month, with an average temperature varying between 22.3°C (72.1°F) and 29.7°C (85.5°F).

Temperature

The arrival of March brings an average high-temperature of a still moderately hot 29.7°C (85.5°F), nearly identical to February's 28.8°C (83.8°F). Throughout the nights in March, an average low-temperature of 22.3°C (72.1°F) is noted in Puerto Siles.

Heat index

March's mean heat index is computed to be a very hot 39°C (102.2°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

In March, the average relative humidity is 87%.

Rainfall

In March, in Puerto Siles, Bolivia, the rain falls for 27.3 days. Throughout March, 176mm (6.93") of precipitation is accumulated. Throughout the year, there are 215.7 rainfall days, and 1318mm (51.89") of precipitation is accumulated.

Daylight

In Puerto Siles, the average length of the day in March is 12h and 10min.
On the first day of March, sunrise is at 06:22 and sunset at 18:42. On the last day of the month, sunrise is at 06:24 and sunset at 18:23 -04.

Sunshine

In March, the average sunshine in Puerto Siles is 6.4h.

UV index

The months with the lowest UV index in Puerto Siles are January through May, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 6 in March translates into this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.