Moroni
Comoros
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Moroni, Comoros

A clear view of an iconic mosque building, under clear blue skies, in Moroni, Comoros
A clear view of an iconic mosque building, under clear blue skies, in Moroni, Comoros
The first month of the summer, December, is still a hot month in Moroni, Comoros, with average temperature fluctuating between 30.8°C (87.4°F) and 22.6°C (72.7°F).

Temperature

The warmest months are March and December, with an average high-temperature of 30.8°C (87.4°F).

Humidity

In December, the average relative humidity in Moroni is 72%.

Rainfall

In Moroni, Comoros, during December, the rain falls for 16 days and regularly aggregates up to 219mm (8.6") of precipitation. Throughout the year, in Moroni, there are 167 rainfall days, and 2700mm (106.3") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature in Moroni is 28°C (82.4°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

With an average of 12.8h of daylight, December has the longest days of the year.

Sunshine

In Moroni, the average sunshine is 6.8h.

UV index

January through April, September through December, with an average maximum UV index of 12, are months with the highest UV index in Moroni. A UV Index reading of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV radiation for the ordinary person.
The average daily UV index of 12 transform into the following instructions:
Practice all essential precautions. Protection against sun damage is crucial. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What are the warmest months in Moroni?

March and December, with an average high-temperature of 30.8°C (87.4°F), are warmest months in Moroni.

What is the temperature in December in Moroni?

The average high-temperature, in December, in Moroni, is 30.8°C (87.4°F), while the average low-temperature is 22.6°C (72.7°F).

What is the average humidity in December in Moroni?

In Moroni, the average relative humidity in December is 72%.

How many days does it rain in December in Moroni?

In December, in Moroni, Comoros, the rain falls for 16 days. Throughout December, 219mm (8.6") of precipitation is accumulated.

What is the water temperature in December in Moroni?

In Moroni, Comoros, in December, the average water temperature is 28°C (82.4°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

When are the longest days in Moroni?

With an average of 12.8h of daylight, December has the longest days of the year in Moroni, Comoros.

How many hours of daylight does Moroni have in December?

In Moroni, the average length of the day in December is 12.8h.

How long on average sun shines in December in Moroni?

In Moroni, Comoros, the average sunshine in December is 6.8h.

What is the month with the highest UV index in Moroni?

Months with the highest UV index in Moroni are January through April, September through December, with an average maximum UV index of 12.

What is the UV index intensity in December in Moroni?

In December, the average daily maximum UV index in Moroni is 12. A UV Index reading of 11, and higher, represents an ultimate hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Moroni, Comoros
  • Average high temperature in December: 30.8°C

Warmest months (with the highest average high temperature) are March and December (30.8°C).
Months with the lowest average high temperature are July and August (27.7°C).

  • Average low temperature in December: 22.6°C

The month with the highest average low temperature is January (23.4°C).
The coldest month (with the lowest average low temperature) is August (18.4°C).

Average humidity in December - Moroni, Comoros
  • Average humidity in December: 72%

The month with the highest relative humidity is January (79%).
Months with the lowest relative humidity are July and August (65%).

Average rainfall in December - Moroni, Comoros
  • Average rainfall in December: 219mm

The wettest month (with the highest rainfall) is January (364mm).
The driest month (with the lowest rainfall) is October (97mm).

Average rainfall days in December - Moroni, Comoros
  • Average rainfall days in December: 16 days

Months with the highest number of rainy days are January, March and April (18 days).
The month with the lowest number of rainy days is August (10 days).

Average sea temperature in December - Moroni, Comoros
  • Average sea temperature in December: 28°C

Best months for swimming (with the highest average sea temperature) are January, February, March and April (29°C).
The coldest month (with the lowest average sea temperature) is August (25°C).

Average daylight in December / Average sunshine in December - Moroni, Comoros
  • Average daylight in December: 12.8h

The month with the longest days is December (Average daylight: 12.8h).
The month with shortest days is June (Average daylight: 11.4h).

  • Average sunshine in December: 6.8h

Months with most sunshine are June and November (Average sunshine: 7.7h).
The month with least sunshine is January (Average sunshine: 6h).

Average UV index in December - Moroni, Comoros
  • Average UV index in December: 12

Months with the highest UV index are January, February, March, April, September, October, November and December (UV index 12).
The month with the lowest UV index is June (UV index 8).