December weather forecastManian, Guinea

December

Weather in December

The first month of the winter, December, is still a hot month in Manian, Guinea, with an average temperature varying between 32.5°C (90.5°F) and 17.2°C (63°F).

Temperature

Manian observes an average high-temperature of a still tropical 32.5°C (90.5°F) in December, barely different from 31.5°C (88.7°F) in November. In stark contrast to the day's heat, the temperature dips to an average of 17.2°C (63°F) during December nights.

Humidity

The average relative humidity in December is 35%.

Rainfall

December is the only month when rain does not fall.

Daylight

With an average of 11h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:44 and sunset at 18:19. On the last day of December, sunrise is at 06:59 and sunset at 18:32 GMT.

Sunshine

In December, the average sunshine is 9.8h.

UV index

In Manian, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 during December leads to these advisories:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Updated: Aug 10, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Manian, 32.5°C (90.5°F) is the average high-temperature and 17.2°C (63°F) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in November is computed to be 38°C (100.4°F).

The average relative humidity in December is 35%.

The only month without rainfall is December.

In December, in Manian, Guinea, it doesn't rain. November is the latest month when it rains.

The month with the shortest days is December, with an average of 11h and 30min of daylight.

In Manian, the average day length in December is 11h and 33min.

On the first day of December, sunrise is at 06:44 and sunset at 18:19. On the last day of the month, sunrise is at 06:59 and sunset at 18:32 GMT.

In December, the average sunshine duration is 9.8h.

In December, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

31.5°C

32.5°C

34.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.5km/h

6.9km/h

7.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

21.3

30.4

29.9

Average UV index

Average cloud cover

21%

Average visibility

9km

10km

Average temperature in December
Manian, Guinea

Average high temperature in December: 32.5°C

The warmest month (with the highest average high temperature) is March (38.9°C).
The month with the lowest average high temperature is August (27.3°C).

Average low temperature in December: 17.2°C

The month with the highest average low temperature is April (23.1°C).
The coldest month (with the lowest average low temperature) is December (17.2°C).

Average pressure in December
Manian, Guinea

Average pressure in December: 1012.3mbar

The month with the highest atmospheric pressure is July (1014.1mbar).
The month with the lowest atmospheric pressure is April (1010.2mbar).

Average wind speed in December
Manian, Guinea

Average wind speed in December: 6km/h

The windiest month (with the highest average wind speed) is May (7.9km/h).
The calmest months (with the lowest average wind speed) are October and November (4.8km/h).

Average humidity in December
Manian, Guinea

Average humidity in December: 35%

The month with the highest relative humidity is August (91%).
The month with the lowest relative humidity is January (25%).

Average rainfall in December
Manian, Guinea

Average rainfall in December: 0mm

The wettest month (with the highest rainfall) is August (228mm).
The driest month (with the least rainfall) is December (0mm).

Average rainfall days in December
Manian, Guinea

Average rainfall days in December: 0.4 days

The month with the highest number of rainy days is September (28.6 days).
The month with the least rainy days is December (0.4 days).

Average daylight in December /
Average sunshine in December
Manian, Guinea

Average daylight in December: 11h and 30min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

Average sunshine in December: 9h and 48min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 5h and 12min).

Average sunshine days in December
Manian, Guinea

Average sunshine days in December: 30.4 days

The month with the most sunshine days is December (30.4 days).
The month with the least sunshine days is September (0.9 days).

Average UV index in December
Manian, Guinea

Average UV index in December: 6

The months with the highest UV index are January, February, March, April and May (UV index 7).
The months with the lowest UV index are July and August (UV index 5).

Average cloud cover in December
Manian, Guinea

Average cloud cover in December: 8

The month with the most cloud cover is August (Cloud cover 77).
The month with the least cloud cover is December (Cloud cover 8).

Average visibility in December
Manian, Guinea

Average visibility in December: 10km

The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are July, August and September (6km).