December weather forecast
Subulussalam, Indonesia

December

Weather in December

The first month of the winter, December, is also a moderately hot month in Subulussalam, Indonesia, with an average temperature fluctuating between 23.3°C (73.9°F) and 17.9°C (64.2°F).

Temperature

December, on average, is the coldest month, registering a high temperature of 23.3°C (73.9°F) and a low of 17.9°C (64.2°F).

Humidity

November and December, with an average relative humidity of 92%, are the most humid months in Subulussalam.

Rainfall

In Subulussalam, during December, the rain falls for 30.6 days and regularly aggregates up to 415mm (16.34") of precipitation. Throughout the year, in Subulussalam, there are 343.1 rainfall days, and 4186mm (164.8") of precipitation is accumulated.

Snowfall

January through August, October through December are months without snowfall.

Daylight

With an average of 12h and 0min of daylight, December has the shortest days of the year.
On the first day of December in Subulussalam, Indonesia, sunrise is at 06:17 and sunset at 18:16. On the last day of the month, sunrise is at 06:31 and sunset at 18:30 WIB.

Sunshine

The months with the least sunshine in Subulussalam are November and December, with an average of 4.5h of sunshine.

UV index

January through May, August through December, with an average maximum UV index of 5, are months with the lowest UV index in Subulussalam. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In December, an average UV index of 5 transforms into the following instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

What is the coldest month in Subulussalam?
Subulussalam's temperature records reveal December as the coldest month, marked by average highs of 23.3°C (73.9°F) and lows of 17.9°C (64.2°F).
What is the average December temperature in Subulussalam?
An average high-temperature, in December, in Subulussalam, is 23.3°C (73.9°F) and the average low-temperature is 17.9°C (64.2°F).
What is the most humid month in Subulussalam?
November and December, with an average relative humidity of 92%, are most humid months.
What is the average humidity in December in Subulussalam?
In Subulussalam, the average relative humidity in December is 92%.
How many days does it rain in December in Subulussalam?
In Subulussalam, Indonesia, during December, the rain falls for 30.6 days and regularly aggregates up to 415mm (16.34") of precipitation.
When it does not snow in Subulussalam?
In Subulussalam, Indonesia, snow does not fall in January through August, October through December.
What is the month with the shortest days in Subulussalam?
December has the shortest days of the year, with an average of 12h and 0min of daylight.
What is the average length of the day in December in Subulussalam?
In Subulussalam, Indonesia, the average day length in December is 11h and 58min.
When are sunrise and sunset in December in Subulussalam?
In December, on the first day of the month, sunrise is at 06:17 and sunset at 18:16. On the last day of the month, in Subulussalam, sunrise is at 06:31 and sunset at 18:30 WIB.
What are the months with the least sunshine in Subulussalam?
The months with the least sunshine in Subulussalam are November and December, with an average of 4.5h of sunshine.
How many hours of sunshine does Subulussalam have in December?
In December, the average sunshine duration is 4.5h.
What is the month with the lowest UV index in Subulussalam?
The months with the lowest UV index in Subulussalam are January through May, August through December, with an average maximum UV index of 5.
What is the UV index intensity in December in Subulussalam?
The average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Subulussalam, Indonesia
  • Average high temperature in December: 23.3°C

The warmest month (with the highest average high temperature) is June (26.3°C).
The month with the lowest average high temperature is December (23.3°C).

  • Average low temperature in December: 17.9°C

The month with the highest average low temperature is April (18.4°C).
The coldest month (with the lowest average low temperature) is July (17.3°C).

Average pressure in December
Subulussalam, Indonesia
  • Average pressure in December: 1010.4mbar

The month with the highest atmospheric pressure is January (1011mbar).
The month with the lowest atmospheric pressure is May (1009.8mbar).

Average wind speed in December
Subulussalam, Indonesia
  • Average wind speed in December: 3.7km/h

The windiest months (with the highest average wind speed) are June and July (4.9km/h).
The calmest month (with the lowest average wind speed) is April (3.6km/h).

Average humidity in December
Subulussalam, Indonesia
  • Average humidity in December: 92%

The months with the highest relative humidity are November and December (92%).
The months with the lowest relative humidity are June and July (84%).

Average rainfall in December
Subulussalam, Indonesia
  • Average rainfall in December: 415mm

The wettest month (with the highest rainfall) is November (493mm).
The driest month (with the least rainfall) is July (205mm).

Average rainfall days in December
Subulussalam, Indonesia
  • Average rainfall days in December: 30.6 days

The month with the highest number of rainy days is December (30.6 days).
The month with the least rainy days is June (24.2 days).

Average snowfall in December
Subulussalam, Indonesia
  • Average snowfall in December: 0mm

The month with the highest snowfall is September (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0mm).

Average snowfall days in December
Subulussalam, Indonesia
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Subulussalam, Indonesia
  • Average daylight in December: 12h and 0min

The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 12h and 0min).

  • Average sunshine in December: 4h and 3min

The months with the most sunshine are June and July (Average sunshine: 7h and 6min).
The months with the least sunshine are November and December (Average sunshine: 4h and 30min).

Average sunshine days in December
Subulussalam, Indonesia
  • Average sunshine days in December: 0.3 days

The month with the most sunshine days is July (4.5 days).
The months with the least sunshine days are April and November (0 days).

Average UV index in December
Subulussalam, Indonesia
  • Average UV index in December: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, April, May, August, September, October, November and December (UV index 5).

Average cloud cover in December
Subulussalam, Indonesia
  • Average cloud cover in December: 74

The months with the most cloud cover are November and December (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 53).

Average visibility in December
Subulussalam, Indonesia
  • Average visibility in December: 6km

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

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