December weather forecast
Kariba, Zimbabwe

December in Kariba, Zimbabwe is characterized by the full grip of the wet season. When compared to November, December records an increase in rainfall, accumulating to approximately 87mm (3.43") spread out over 19.7 days. This weather pattern is also punctuated by higher relative humidity and an increase in cloud cover. Despite these changes, temperatures remain high, closing the year on a warm note. As December terminates, it sets the stage for January and a repetition of the annual climatic cycle.

Temperature

Kariba in December witnesses an average high-temperature of a still hot 32.2°C (90°F), indicating a slight variation from November's 34.5°C (94.1°F). An average minimum temperature of 22.7°C (72.9°F) is recorded in Kariba during the month of December.

Heat index

The heat index in December is evaluated at a sweltering 39°C (102.2°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are largely significant for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

In Kariba, Zimbabwe, the average relative humidity in December is 63%.

Rainfall

In December, the rain falls for 19.7 days. Throughout December, 87mm (3.43") of precipitation is accumulated. In Kariba, Zimbabwe, during the entire year, the rain falls for 121 days and collects up to 532mm (20.94") of precipitation.

Daylight

December has the longest days of the year in Kariba, with an average of 13h and 6min of daylight.
On the first day of December, sunrise is at 05:22 and sunset at 18:25. On the last day of the month, sunrise is at 05:34 and sunset at 18:40 CAT.

Sunshine

In Kariba, Zimbabwe, the average sunshine in December is 10.7h.

UV index

The average daily maximum UV index in December is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 7 during December translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. 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. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.