Monrovia
Liberia
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Monrovia, Liberia

December, the first month of the winter, in Monrovia, is also a hot month, with average temperature ranging between max 30.9°C (87.6°F) and min 21.1°C (70°F).

Temperature

In December, the average high-temperature remains the same as in November - a still tropical 30.9°C (87.6°F). The average low-temperature, in December, is 21.1°C (70°F).

Humidity

In Monrovia, Liberia, the average relative humidity is 86%.

Rainfall

In Monrovia, during December, the rain falls for 12 days and regularly aggregates up to 130mm (5.1") of precipitation. Throughout the year, there are 207 rainfall days, and 5140mm (202.4") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature is 28.8°C (83.8°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

Months with the shortest days are January, November and December, with an average of 11.8h of daylight.

Sunshine

In December, the average sunshine is 5h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 10. A UV Index of 8 to 10 symbolizes a very high health hazard from the exposure to the Sun's UV radiation for the average person.
The average daily UV index of 10 transform into the following instructions:
Take extra precautions. Protection against sun damage is required. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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 is the temperature in December in Monrovia?

In Monrovia, in December, the average high-temperature is 30.9°C (87.6°F), and the average low-temperature is 21.1°C (70°F).

What is the average humidity in December in Monrovia?

In Monrovia, Liberia, the average relative humidity in December is 86%.

How much does it rain in Monrovia in December?

In Monrovia, in December, during 12 rainfall days, 130mm (5.1") of precipitation is typically accumulated.

What is the water temperature in December in Monrovia?

In December, the average sea temperature is 28.8°C (83.8°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the month with the shortest days in Monrovia?

January, November and December, with an average of 11.8h of daylight, are months with the shortest days.

How many hours of daylight does Monrovia have in December?

In December, the average length of the day in Monrovia is 11.8h.

How long on average sun shines in December in Monrovia?

In December, the average sunshine in Monrovia, Liberia, is 5h.

When is the lowest UV index in Monrovia?

December is the month with the lowest UV index in Monrovia, with an average maximum UV index of 10.

How high is the UV index in December in Monrovia?

The average daily maximum UV index in December in Monrovia is 10. A UV Index value of 8 to 10 symbolizes a very high hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Monrovia, Liberia
  • Average high temperature in December: 30.9°C

The warmest month (with the highest average high temperature) is March (31.9°C).
The month with the lowest average high temperature is July (28.9°C).

  • Average low temperature in December: 21.1°C

The month with the highest average low temperature is April (22.1°C).
The coldest month (with the lowest average low temperature) is August (20°C).

Average humidity in December - Monrovia, Liberia
  • Average humidity in December: 86%

The month with the highest relative humidity is September (89%).
The month with the lowest relative humidity is May (84%).

Average rainfall in December - Monrovia, Liberia
  • Average rainfall in December: 130mm

The wettest month (with the highest rainfall) is July (996mm).
The driest month (with the lowest rainfall) is January (31mm).

Average rainfall days in December - Monrovia, Liberia
  • Average rainfall days in December: 12 days

Months with the highest number of rainy days are June and September (26 days).
Months with the lowest number of rainy days are January and February (5 days).

Average sea temperature in December - Monrovia, Liberia
  • Average sea temperature in December: 28.8°C

The best month for swimming (with the highest average sea temperature) is May (28.9°C).
Coldest months (with the lowest average sea temperature) are August and September (27°C).

Average daylight in December / Average sunshine in December - Monrovia, Liberia
  • Average daylight in December: 11.8h

Months with the longest days are June and July (Average daylight: 12.5h).
Months with shortest days are January, November and December (Average daylight: 11.8h).

  • Average sunshine in December: 5h

The month with most sunshine is March (Average sunshine: 7h).
Months with least sunshine are July and August (Average sunshine: 3).

Average UV index in December - Monrovia, Liberia
  • Average UV index in December: 10

Months with the highest UV index are February, March, April, May, June, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).