January weather forecast
Guajeru, Brazil

January, like December, in Guajeru, Brazil, is a moderately hot summer month, with an average temperature varying between 19.2°C (66.6°F) and 29.7°C (85.5°F).

Temperature

January experiences an average high-temperature of a still moderately hot 29.7°C (85.5°F), barely different from December's 29.5°C (85.1°F). In the month of January, Guajeru records a consistent average low-temperature of 19.2°C (66.6°F).

Heat index

For January, the heat index is evaluated at a fiery hot 36°C (96.8°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In Guajeru, the average relative humidity in January is 76%.

Rainfall

In Guajeru, during January, the rain falls for 17.8 days and regularly aggregates up to 75mm (2.95") of precipitation. Throughout the year, there are 157.3 rainfall days, and 574mm (22.6") of precipitation is accumulated.

Daylight

In January, the average length of the day is 12h and 52min.
On the first day of January in Guajeru, sunrise is at 05:21 and sunset at 18:20. On the last day of the month, sunrise is at 05:38 and sunset at 18:23 -03.

Sunshine

The average sunshine in January in Guajeru, Brazil, is 9.2h.

UV index

In January, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In January, an average UV index of 6 transforms into the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. 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. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.