December weather forecast
Mandza, Comoros

Rounding off the year, December introduces a significant increase in rainfall in Mandza, bringing in a cycle of refreshing showers. The city witnesses a stability of wind speed at 12km/h (7.5mph), making for pleasant walks along the coastline. The atmospheric pressure drops back to its starting point of the year at 1010.9mb. Increased cloud cover casts an enchanting ambiance with towering cumulus formations pleasing to cloud watchers. Finally, a consistent UV index of 7 and generous sunshine hours pave the way for delightful year-end celebrations.

Temperature

The average high-temperature in Mandza during December is a still moderately hot 28.4°C (83.1°F), almost matching the conditions of the preceding month. Mandza experiences an average nighttime temperature of 27°C (80.6°F) in December, reflecting a minor difference from the day's peak.

Heat index

The average heat index in December is calculated to be a tropical 32°C (89.6°F). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

In Mandza, the average relative humidity in December is 75%.

Rainfall

In Mandza, in December, during 19.2 rainfall days, 110mm (4.33") of precipitation is typically accumulated. In Mandza, during the entire year, the rain falls for 190.9 days and collects up to 867mm (34.13") of precipitation.

Daylight

The month with the longest days is December, with an average of 12h and 48min of daylight.
On the first day of December, sunrise is at 05:33 and sunset at 18:18. On the last day of the month, sunrise is at 05:46 and sunset at 18:33 EAT.

Sunshine

The average sunshine in December is 10.7h.

UV index

The months with the highest UV index are January through June, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 7 in December interprets into the following advice:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.