December weather forecast
Shimoni, Kenya

The first month of the summer, December, is still a hot month in Shimoni, Kenya, with an average temperature ranging between min 23.9°C (75°F) and max 31.9°C (89.4°F).

Temperature

December's average high-temperature is a still hot 31.9°C (89.4°F), maintaining a close comparison with November's 30.8°C (87.4°F). During December, Shimoni experiences a consistent low-temperature average of 23.9°C (75°F).

Heat index

The heat index in December is evaluated at a blistering 42°C (107.6°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

January through March, June, July and December, with an average relative humidity of 74%, are the least humid months in Shimoni.

Rainfall

In Shimoni, during December, the rain falls for 21.5 days and regularly aggregates up to 45mm (1.77") of precipitation. Throughout the year, there are 204.6 rainfall days, and 605mm (23.82") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature is 28.3°C (82.9°F).
Note: For swimming, diving, and enjoying other water activities, the range of 25°C (77°F) to 29°C (84.2°F) in water temperature is considered ideal, offering pleasure for extended periods without discomfort.

Daylight

December has the longest days of the year in Shimoni, Kenya, with an average of 12h and 24min of daylight.
On the first day of December in Shimoni, sunrise is at 06:00 and sunset at 18:22. On the last day of the month, sunrise is at 06:13 and sunset at 18:37 EAT.

Sunshine

The average sunshine in December in Shimoni is 9.5h.

UV index

January through May, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 7 in December translates into this advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Note! Reflective surfaces like sand and water heighten the UV radiation levels.