December weather forecastMrémani, Comoros
December
Weather in December
The first month of the summer, December, is still a warm month in Mrémani, Comoros, with an average temperature fluctuating between 27.6°C (81.7°F) and 28.4°C (83.1°F).Temperature
The beginning of December records an average high-temperature of a still moderately hot 28.4°C (83.1°F), marking a negligible difference from November's 27.4°C (81.3°F). Throughout December nights, Mrémani records a consistent low-temperature averaging a still warm 27.6°C (81.7°F).Heat index
The heat index for December is estimated at a hot 32°C (89.6°F). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Humidity
In December, the average relative humidity is 74%.Rainfall
In Mrémani, during December, the rain falls for 19.7 days and regularly aggregates up to 95mm (3.74") of precipitation. In Mrémani, Comoros, during the entire year, the rain falls for 184 days and collects up to 800mm (31.5") of precipitation.Daylight
With an average of 12h and 48min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 05:27 and sunset at 18:15. On the last day of the month, sunrise is at 05:40 and sunset at 18:30 EAT.
Sunshine
The month with the most sunshine in Mrémani is December, with an average of 10.5h of sunshine.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index in Mrémani are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 7 in December interprets into the following advice:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. 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. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mrémani, Comoros
- Average high temperature in December: 28.4°C
The warmest months (with the highest average high temperature) are March and April (28.9°C).
The months with the lowest average high temperature are August and September (25.4°C).
- Average low temperature in December: 27.6°C
The months with the highest average low temperature are February and March (28°C).
The coldest months (with the lowest average low temperature) are August and September (24.7°C).
Average pressure in December
Mrémani, Comoros
- Average pressure in December: 1011.2mbar
The month with the highest atmospheric pressure is August (1017mbar).
The month with the lowest atmospheric pressure is February (1010.3mbar).
Average wind speed in December
Mrémani, Comoros
- Average wind speed in December: 11.9km/h
The windiest month (with the highest average wind speed) is July (20.9km/h).
The calmest month (with the lowest average wind speed) is September (11.4km/h).
Average humidity in December
Mrémani, Comoros
- Average humidity in December: 74%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Mrémani, Comoros
- Average rainfall in December: 95mm
The wettest month (with the highest rainfall) is January (179mm).
The driest month (with the least rainfall) is September (8mm).
Average rainfall days in December
Mrémani, Comoros
- Average rainfall days in December: 19.7 days
The month with the highest number of rainy days is January (23.2 days).
The month with the least rainy days is September (6.4 days).
Average daylight in December /
Average sunshine in December
Mrémani, Comoros
- Average daylight in December: 12h and 48min
The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in December: 10h and 30min
The month with the most sunshine is December (Average sunshine: 10h and 30min).
The months with the least sunshine are May and August (Average sunshine: 7h and 0min).
Average sunshine days in December
Mrémani, Comoros
- Average sunshine days in December: 8.7 days
The month with the most sunshine days is September (20.4 days).
The month with the least sunshine days is January (5.3 days).
Average UV index in December
Mrémani, Comoros
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in December
Mrémani, Comoros
- Average cloud cover in December: 36
The month with the most cloud cover is January (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in December
Mrémani, Comoros
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).





