January weather forecast
Karatu, Tanzania

In the opening month of the year, the weather conditions show a discernable shift from December. The notable humidity level, reaching at 65%, contributes to a moist atmosphere in Karatu. Along with this, persistent clouds cover the skies, providing a cooler respite from the summer sun. Notably, the mixture of temperature fluctuations and high humidity increases the chance of rainfall. As the data suggests, January witnesses an impressive amount of rainfall, measuring 81mm (3.19") over 14.9 days.

Temperature

As Karatu welcomes January, the average high-temperature records at a still moderately hot 28.3°C (82.9°F), marking an insignificant deviation from the prior month. During January, Karatu observes a consistent average nighttime temperature of 16.4°C (61.5°F).

Heat index

In January, the average heat index is computed to be a hot 31°C (87.8°F). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
Note that heat index values are valued for light wind and location in the shade. 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 'feels like' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. 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.

Humidity

In January, the average relative humidity in Karatu is 65%.

Rainfall

In Karatu, during January, the rain falls for 14.9 days and regularly aggregates up to 81mm (3.19") of precipitation. Throughout the year, there are 153.2 rainfall days, and 626mm (24.65") of precipitation is accumulated.

Daylight

In Karatu, Tanzania, the average length of the day in January is 12h and 17min.
On the first day of January, sunrise is at 06:31 and sunset at 18:50. On the last day of the month, sunrise is at 06:42 and sunset at 18:58 EAT.

Sunshine

In January, the average sunshine in Karatu, Tanzania, is 9.2h.

UV index

January through March, August through December, with an average maximum UV index of 6, are months with the highest UV index in Karatu. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In January, an average UV index of 6 transforms into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.