December weather forecastKaranggeneng, Indonesia

December

Weather in December

December, the first month of the summer in Karanggeneng, is still a warm month, with temperature in the range of an average high of 28.7°C (83.7°F) and an average low of 23.2°C (73.8°F).

Temperature

Karanggeneng records a slight change with December's average high-temperatures adjusting to a still moderately hot 28.7°C (83.7°F) from November's 29°C (84.2°F). In December, the temperature drops to an average of 23.2°C (73.8°F) at night.

Heat index

During December, the heat index is evaluated at a tropical 34°C (93.2°F). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

In December, the average relative humidity is 82%.

Rainfall

In Karanggeneng, during December, the rain falls for 29.4 days and regularly aggregates up to 189mm (7.44") of precipitation. Throughout the year, there are 294.6 rainfall days, and 1749mm (68.86") of precipitation is accumulated.

Daylight

The month with the longest days is December, with an average of 12h and 36min of daylight.
On the first day of the month, sunrise is at 05:10 and sunset at 17:42. On the last day of December, sunrise is at 05:24 and sunset at 17:57 WIB.

Sunshine

With an average of 7.4h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index are January, April through September, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 6 in December suggests the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Updated: Jul 23, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Karanggeneng, 28.7°C (83.7°F) is the average high-temperature and 23.2°C (73.8°F) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in December is evaluated at 34°C (93.2°F).

In December, the average relative humidity is 82%.

In December, in Karanggeneng, the rain falls for 29.4 days. Throughout December, 189mm (7.44") of precipitation is accumulated.

The month with the longest days is December, with an average of 12h and 36min of daylight.

The average day length in December is 12h and 33min.

On the first day of December, sunrise is at 05:10 and sunset at 17:42. On the last day of the month, sunrise is at 05:24 and sunset at 17:57 WIB.

December has the least sunshine of the year, with an average of 7.4h of sunshine.

In Karanggeneng, the average sunshine duration in December is 7.4h.

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

In Karanggeneng, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to 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

29°C

28.7°C

28.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.6km/h

9.7km/h

10.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

0.8

0.4

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Karanggeneng, Indonesia

Average high temperature in December: 28.7°C

The warmest month (with the highest average high temperature) is October (29.3°C).
The month with the lowest average high temperature is July (27.7°C).

Average low temperature in December: 23.2°C

The months with the highest average low temperature are January and November (23.3°C).
The coldest month (with the lowest average low temperature) is August (21°C).

Average pressure in December
Karanggeneng, Indonesia

Average pressure in December: 1009mbar

The months with the highest atmospheric pressure are August and September (1011.8mbar).
The month with the lowest atmospheric pressure is December (1009mbar).

Average wind speed in December
Karanggeneng, Indonesia

Average wind speed in December: 8.5km/h

The windiest month (with the highest average wind speed) is August (11.6km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).

Average humidity in December
Karanggeneng, Indonesia

Average humidity in December: 82%

The months with the highest relative humidity are May and June (84%).
The months with the lowest relative humidity are September and October (80%).

Average rainfall in December
Karanggeneng, Indonesia

Average rainfall in December: 189mm

The wettest month (with the highest rainfall) is March (236mm).
The driest month (with the least rainfall) is August (29mm).

Average rainfall days in December
Karanggeneng, Indonesia

Average rainfall days in December: 29.4 days

The month with the highest number of rainy days is January (30.3 days).
The month with the least rainy days is August (13.8 days).

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

Average daylight in December: 12h and 36min

The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).

Average sunshine in December: 7h and 24min

The month with the most sunshine is February (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).

Average sunshine days in December
Karanggeneng, Indonesia

Average sunshine days in December: 0.8 days

The month with the most sunshine days is August (11.1 days).
The months with the least sunshine days are January and February (0.4 days).

Average UV index in December
Karanggeneng, Indonesia

Average UV index in December: 6

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

Average cloud cover in December
Karanggeneng, Indonesia

Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July and August (Cloud cover 38).

Average visibility in December
Karanggeneng, Indonesia

Average visibility in December: 9km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).