December weather forecastCebongan, Indonesia

December

Weather in December

December, the first month of the summer in Cebongan, is also a moderately hot month, with an average temperature varying between 21.7°C (71.1°F) and 28.4°C (83.1°F).

Temperature

With the advent of December, Cebongan's high-temperatures adjust to a still moderately hot 28.4°C (83.1°F), closely aligning with the preceding month. December nights cool down to an average low-temperature of 21.7°C (71.1°F).

Heat index

December's mean heat index is computed to be a hot 34°C (93.2°F). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. 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

In Cebongan, Indonesia, the average relative humidity in December is 84%.

Rainfall

In Cebongan, Indonesia, during December, the rain falls for 29.5 days and regularly aggregates up to 244mm (9.61") of precipitation. In Cebongan, during the entire year, the rain falls for 289.5 days and collects up to 2523mm (99.33") of precipitation.

Daylight

The month with the longest days is December, with an average of 12h and 30min of daylight.
On the first day of the month, sunrise is at 05:11 and sunset at 17:42. On the last day of December, sunrise is at 05:24 and sunset at 17:57 WIB.

Sunshine

January and December, with an average of 7.1h of sunshine, are months with the least sunshine.

UV index

January through August, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 in December translates into these instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Updated: Jul 17, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Cebongan, is 28.4°C (83.1°F), while the low-temperature averages to 21.7°C (71.1°F). 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 December is computed to be 34°C (93.2°F).

In December, the average relative humidity is 84%.

In Cebongan, Indonesia, in December, during 29.5 rainfall days, 244mm (9.61") of precipitation is typically accumulated.

With an average of 12h and 30min of daylight, December has the longest days of the year.

In Cebongan, the average day length in December is 12h and 32min.

In December, on the first day of the month, sunrise is at 05:11 and sunset at 17:42. On the last day of the month, sunrise is at 05:24 and sunset at 17:57 WIB.

The months with the least sunshine are January and December, with an average of 7.1h of sunshine.

In Cebongan, the average sunshine duration in December is 7.1h.

January through August, November and December, with an average maximum UV index of 6, are months with the lowest UV index.

The average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Nov

December

Jan

Average high temperature

29.3°C

28.4°C

27.7°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.8km/h

6.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

0.7

0.8

0.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Cebongan, Indonesia

Average high temperature in December: 28.4°C

The warmest month (with the highest average high temperature) is October (30.6°C).
The month with the lowest average high temperature is January (27.7°C).

Average low temperature in December: 21.7°C

The month with the highest average low temperature is January (22.3°C).
The coldest month (with the lowest average low temperature) is July (20.3°C).

Average pressure in December
Cebongan, Indonesia

Average pressure in December: 1009mbar

The months with the highest atmospheric pressure are August and September (1011.5mbar).
The month with the lowest atmospheric pressure is December (1009mbar).

Average wind speed in December
Cebongan, Indonesia

Average wind speed in December: 5.4km/h

The windiest month (with the highest average wind speed) is September (7.1km/h).
The calmest month (with the lowest average wind speed) is April (4.6km/h).

Average humidity in December
Cebongan, Indonesia

Average humidity in December: 84%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is September (74%).

Average rainfall in December
Cebongan, Indonesia

Average rainfall in December: 244mm

The wettest month (with the highest rainfall) is February (379mm).
The driest month (with the least rainfall) is August (34mm).

Average rainfall days in December
Cebongan, Indonesia

Average rainfall days in December: 29.5 days

The month with the highest number of rainy days is January (30.4 days).
The month with the least rainy days is August (11.8 days).

Average daylight in December /
Average sunshine in December
Cebongan, Indonesia

Average daylight in December: 12h and 30min

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

Average sunshine in December: 7h and 6min

The month with the most sunshine is August (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 6min).

Average sunshine days in December
Cebongan, Indonesia

Average sunshine days in December: 0.8 days

The month with the most sunshine days is August (14.8 days).
The months with the least sunshine days are January and March (0.2 days).

Average UV index in December
Cebongan, Indonesia

Average UV index in December: 6

The months with the highest UV index are September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, November and December (UV index 6).

Average cloud cover in December
Cebongan, Indonesia

Average cloud cover in December: 53

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).

Average visibility in December
Cebongan, Indonesia

Average visibility in December: 9km

The month with the highest visibility is September (10km).
The months with the lowest visibility are January, February, March, April, May and November (8km).