December weather forecast
Mustokorejo, Indonesia

December

Weather in December

The first month of the summer, December, is still a warm month in Mustokorejo, Indonesia, with an average temperature ranging between max 28.7°C (83.7°F) and min 23.2°C (73.8°F).

Temperature

Mustokorejo experiences an average high-temperature of a still moderately hot 28.7°C (83.7°F) in December, marking an insignificant shift from 29°C (84.2°F) in November. In the month of December, Mustokorejo records a consistent average low-temperature of 23.2°C (73.8°F).

Heat index

The average heat index in December is estimated at a hot 34°C (93.2°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

The average relative humidity in December is 82%.

Rainfall

In Mustokorejo, during December, the rain falls for 29.4 days and regularly aggregates up to 189mm (7.44") of precipitation. In Mustokorejo, during the entire year, the rain falls for 293.9 days and collects up to 1749mm (68.86") of precipitation.

Daylight

With an average of 12h and 36min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:11 and sunset at 17:43. On the last day of December, sunrise is at 05:24 and sunset at 17:58 WIB.

Sunshine

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

UV index

January, April through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Mustokorejo. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 during December translates into the following directions:
Prevent overexposure. Protection from the sun's harmful effects is needed. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

How hot is it in Mustokorejo in December?
During December, Mustokorejo experiences an average high-temperature of 28.7°C (83.7°F) and a low-temperature of 23.2°C (73.8°F). In December, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is estimated at 34°C (93.2°F).
What is the average humidity in December in Mustokorejo?
In December, the average relative humidity in Mustokorejo, Indonesia, is 82%.
How much does it rain in Mustokorejo in December?
In Mustokorejo, Indonesia, during December, the rain falls for 29.4 days and regularly aggregates up to 189mm (7.44") of precipitation.
When are the longest days in Mustokorejo?
The month with the longest days in Mustokorejo, Indonesia, is December, with an average of 12h and 36min of daylight.
What is the average length of the day in December in Mustokorejo?
In December, the average day length is 12h and 34min.
When is the sunrise / sunset in December in Mustokorejo?
On the first day of December in Mustokorejo, sunrise is at 05:11 and sunset at 17:43. On the last day of the month, sunrise is at 05:24 and sunset at 17:58 WIB.
What is the month with the least sunshine in Mustokorejo?
The month with the least sunshine in Mustokorejo, Indonesia, is December, with an average of 7.4h of sunshine.
How many hours of sunshine does Mustokorejo have in December?
In December, the average sunshine duration in Mustokorejo is 7.4h.
What are the months with the lowest UV index in Mustokorejo?
January, April through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Mustokorejo.
What is the UV index intensity in December in Mustokorejo?
The average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
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
Mustokorejo, 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
Mustokorejo, Indonesia
  • Average pressure in December: 1009mbar

The month with the highest atmospheric pressure is September (1011.9mbar).
The month with the lowest atmospheric pressure is December (1009mbar).

Average wind speed in December
Mustokorejo, 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
Mustokorejo, 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
Mustokorejo, 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
Mustokorejo, 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
Mustokorejo, Indonesia
  • Average daylight in December: 12h and 4min

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 2min

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
Mustokorejo, 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
Mustokorejo, 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
Mustokorejo, 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
Mustokorejo, 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).

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