January weather forecastReyes, Bolivia

Weather in January

January, like December, is a hot summer month in Reyes, Bolivia, with temperature in the range of an average low of 21.7°C (71.1°F) and an average high of 30°C (86°F).

Temperature

The transition from December to January sees an average high-temperature of a still tropical 30°C (86°F), indicating a minor variance from the prior month. The mean low-temperature during January nights is a pleasant 21.7°C (71.1°F).

Heat index

In January, the average heat index is evaluated at a fiery hot 39°C (102.2°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Consider that heat index readings are for situations in the shade and light wind. 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 'felt air temperature' or 'apparent temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

The average relative humidity in January in Reyes is 86%.

Rainfall

The month with the most rainfall is January, when the rain falls for 28.3 days and typically aggregates up to 322mm (12.68") of precipitation.

Daylight

In January, the average length of the day is 12h and 52min.
On the first day of January in Reyes, sunrise is at 06:04 and sunset at 19:01. On the last day of the month, sunrise is at 06:20 and sunset at 19:04 -04.

Sunshine

The average sunshine in January in Reyes is 6.6h.

UV index

In Reyes, the average daily maximum UV index in January is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 6 in January translates into these instructions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Stay sun-safe with clothing that is both closely woven and worn loosely.