December weather forecast
Zatchi, Congo

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Zatchi, Congo, with temperature in the range of an average low of 24.8°C (76.6°F) and an average high of 28.5°C (83.3°F).

Temperature

Zatchi in December records an average high-temperature of a still warm 28.5°C (83.3°F), parallel to November. In Zatchi, the average low-temperature during December nights tends to settle at a still moderately hot 24.8°C (76.6°F), indicating a slight drop from the daytime peak.

Heat index

In December, the average heat index is evaluated at a tropical 34°C (93.2°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. 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 particularly relevant to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

May through December, with an average relative humidity of 83%, are the most humid months.

Rainfall

December is the month with the most rainfall. Rain falls for 25.8 days and accumulates 159mm (6.26") of precipitation.

Daylight

December has the longest days of the year, with an average of 12h and 24min of daylight.
On the first day of the month, sunrise is at 05:51 and sunset at 18:12. On the last day of December, sunrise is at 06:05 and sunset at 18:27 WAT.

Sunshine

The months with the most sunshine are April, May and December, with an average of 8.2h of sunshine.

UV index

January through April, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 7 during December leads to these advisories:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

How hot is it in December?
In December, in Zatchi, the average high-temperature is 28.5°C (83.3°F), and the average low-temperature is 24.8°C (76.6°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in December is evaluated at 34°C (93.2°F).
What are the most humid months?
The months with the highest humidity are May through December, with an average relative humidity of 83%.
What is the average humidity in December?
In December, the average relative humidity is 83%.
What is the wettest month?
December is the month with the most rainfall. Rain falls for 25.8 days and accumulates 159mm (6.26") of precipitation.
How many days does it rain in December?
In December, the rain falls for 25.8 days. Throughout December, 159mm (6.26") of precipitation is accumulated.
When are the longest days in Zatchi?
December has the longest days of the year, with an average of 12h and 24min of daylight.
How many hours of daylight does Zatchi have in December?
The average day length in December is 12h and 22min.
What time are sunrise and sunset in December?
On the first day of December, sunrise is at 05:51 and sunset at 18:12. On the last day of the month, sunrise is at 06:05 and sunset at 18:27 WAT.
What is the month with the most sunshine?
The months with the most sunshine are April, May and December, with an average of 8.2h of sunshine.
How long on average sun shines in December?
The average sunshine duration in December is 8.2h.
What are the months with the highest UV index?
January through April, October through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index reading in December?
In December, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Zatchi, Congo
Average temperature in December
Zatchi, Congo
  • Average high temperature in December: 28.5°C

The warmest month (with the highest average high temperature) is March (30.2°C).
The month with the lowest average high temperature is August (24.7°C).

  • Average low temperature in December: 24.8°C

The month with the highest average low temperature is March (26°C).
The coldest month (with the lowest average low temperature) is July (20.8°C).

Average pressure in December - Zatchi, Congo
Average pressure in December
Zatchi, Congo
  • Average pressure in December: 1010.7mbar

The month with the highest atmospheric pressure is July (1014.5mbar).
The month with the lowest atmospheric pressure is February (1009.9mbar).

Average wind speed in December - Zatchi, Congo
Average wind speed in December
Zatchi, Congo
  • Average wind speed in December: 8.9km/h

The windiest month (with the highest average wind speed) is October (11.4km/h).
The calmest month (with the lowest average wind speed) is January (8.7km/h).

Average humidity in December - Zatchi, Congo
Average humidity in December
Zatchi, Congo
  • Average humidity in December: 83%

The months with the highest relative humidity are May, June, July, August, September, October, November and December (83%).
The month with the lowest relative humidity is March (80%).

Average rainfall in December - Zatchi, Congo
Average rainfall in December
Zatchi, Congo
  • Average rainfall in December: 159mm

The wettest month (with the highest rainfall) is December (159mm).
The driest month (with the least rainfall) is July (2mm).

Average rainfall days in December - Zatchi, Congo
Average rainfall days in December
Zatchi, Congo
  • Average rainfall days in December: 25.8 days

The month with the highest number of rainy days is December (25.8 days).
The month with the least rainy days is June (5.1 days).

Average daylight in December / Average sunshine in December - Zatchi, Congo
Average daylight in December /
Average sunshine in December
Zatchi, Congo
  • Average daylight in December: 12h and 2min

The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 54min).

  • Average sunshine in December: 8h and 1min

The months with the most sunshine are April, May and December (Average sunshine: 8h and 12min).
The month with the least sunshine is September (Average sunshine: 5h and 48min).

Average sunshine days in December - Zatchi, Congo
Average sunshine days in December
Zatchi, Congo
  • Average sunshine days in December: 2.9 days

The month with the most sunshine days is July (22.4 days).
The month with the least sunshine days is November (2.6 days).

Average UV index in December - Zatchi, Congo
Average UV index in December
Zatchi, Congo
  • Average UV index in December: 7

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

Average cloud cover in December - Zatchi, Congo
Average cloud cover in December
Zatchi, Congo
  • Average cloud cover in December: 52

The month with the most cloud cover is October (Cloud cover 66).
The month with the least cloud cover is May (Cloud cover 40).

Average visibility in December - Zatchi, Congo
Average visibility in December
Zatchi, Congo
  • Average visibility in December: 10km

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

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