December weather forecast
Sawit, Indonesia

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Sawit, Indonesia, with an average temperature varying between 28.7°C (83.7°F) and 23.2°C (73.8°F).

Temperature

The start of December sees the average high-temperature at a still moderately hot 28.7°C (83.7°F), showing little difference from November's 29°C (84.2°F). An average low-temperature of 23.2°C (73.8°F) is observed during the December nights.

Heat index

December's average heat index is appraised at a tropical 34°C (93.2°F). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

The average relative humidity in December in Sawit, Indonesia, is 82%.

Rainfall

In Sawit, Indonesia, during December, the rain falls for 29.4 days and regularly aggregates up to 189mm (7.44") of precipitation. Throughout the year, in Sawit, there are 293.9 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 05:23 and sunset at 17:57 WIB.

Sunshine

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

UV index

January, April through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 6 in December translates into these instructions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

How hot is December in Sawit?
The high-temperature, in December, in Sawit, is 28.7°C (83.7°F), while the low-temperature averages to 23.2°C (73.8°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in December is appraised at 34°C (93.2°F).
What is the average humidity in December in Sawit?
The average relative humidity in December in Sawit is 82%.
How much does it rain in Sawit in December?
In Sawit, 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 Sawit?
With an average of 12h and 36min of daylight, December has the longest days of the year in Sawit, Indonesia.
What is the average length of the day in December in Sawit?
The average day length in December is 12h and 34min.
What time are sunrise and sunset in December in Sawit?
On the first day of December in Sawit, Indonesia, sunrise is at 05:10 and sunset at 17:42. On the last day of the month, sunrise is at 05:23 and sunset at 17:57 WIB.
What is the month with the least sunshine in Sawit?
December has the least sunshine of the year, with an average of 7.4h of sunshine.
How long on average sun shines in December in Sawit?
In December, the average sunshine duration is 7.4h.
What is the month with the lowest UV index in Sawit?
January, April through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Sawit, Indonesia.
What is the UV index intensity in December in Sawit?
In December, the average daily maximum UV index in Sawit is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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
Sawit, 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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