January weather forecast
Ketanjung, Indonesia

January

Weather in January

January, like December, in Ketanjung, Indonesia, is another warm summer month, with an average temperature ranging between max 29.8°C (85.6°F) and min 24.8°C (76.6°F).

Temperature

The months of January and February see the lowest levels of Ketanjung's temperatures, averaging a high of 29.8°C (85.6°F).

Heat index

The heat index value for January is computed to be a torrid 37°C (98.6°F). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The average relative humidity in January is 81%.

Rainfall

The month with the most rainfall is January, when the rain falls for 27.7 days and typically aggregates up to 192mm (7.56") of precipitation.

Daylight

In Ketanjung, Indonesia, the average length of the day in January is 12h and 28min.
On the first day of January in Ketanjung, Indonesia, sunrise is at 05:24 and sunset at 17:55. On the last day of the month, sunrise is at 05:37 and sunset at 18:02 WIB.

Sunshine

In Ketanjung, the average sunshine in January is 8h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the maximum UV index of 7 translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What month is the coldest in Ketanjung?
Ketanjung's lowest temperatures tend to occur in January and February, with an average high-temperature of 29.8°C (85.6°F).
How hot is it in Ketanjung in January?
January temperatures in Ketanjung vary between a high-temperature of 29.8°C (85.6°F) and a low-temperature of 24.8°C (76.6°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in January is computed to be 37°C (98.6°F).
What is the average humidity in January in Ketanjung?
In Ketanjung, the average relative humidity in January is 81%.
What is the rainiest month in Ketanjung?
The month with the most rainfall in Ketanjung is January, when the rain falls for 27.7 days and typically aggregates up to 192mm (7.56") of precipitation.
How much does it rain in Ketanjung in January?
In Ketanjung, in January, during 27.7 rainfall days, 192mm (7.56") of precipitation is typically accumulated.
What is the average length of the day in January in Ketanjung?
In Ketanjung, the average day length in January is 12h and 28min.
When are sunrise and sunset in January in Ketanjung?
In January, on the first day of the month, sunrise is at 05:24 and sunset at 17:55. On the last day of the month, in Ketanjung, sunrise is at 05:37 and sunset at 18:02 WIB.
How long on average sun shines in January in Ketanjung?
In Ketanjung, the average sunshine duration in January is 8h.
What are the months with the highest UV index in Ketanjung?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the month with the lowest UV index in Ketanjung?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in Ketanjung, Indonesia.
How high is the UV index in January in Ketanjung?
In Ketanjung, the average daily maximum UV index in January is 7. A UV Index reading of 6 to 7 represents a high health threat 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 January
Ketanjung, Indonesia
  • Average high temperature in January: 29.8°C

The warmest month (with the highest average high temperature) is October (33.5°C).
The months with the lowest average high temperature are January and February (29.8°C).

  • Average low temperature in January: 24.8°C

The month with the highest average low temperature is November (25.3°C).
The coldest months (with the lowest average low temperature) are July and August (23.3°C).

Average pressure in January
Ketanjung, Indonesia
  • Average pressure in January: 1009.3mbar

The month with the highest atmospheric pressure is September (1011.2mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).

Average wind speed in January
Ketanjung, Indonesia
  • Average wind speed in January: 10.5km/h

The windiest month (with the highest average wind speed) is January (10.5km/h).
The calmest month (with the lowest average wind speed) is April (5.9km/h).

Average humidity in January
Ketanjung, Indonesia
  • Average humidity in January: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is September (66%).

Average rainfall in January
Ketanjung, Indonesia
  • Average rainfall in January: 192mm

The wettest month (with the highest rainfall) is January (192mm).
The driest month (with the least rainfall) is August (16mm).

Average rainfall days in January
Ketanjung, Indonesia
  • Average rainfall days in January: 27.7 days

The month with the highest number of rainy days is January (27.7 days).
The month with the least rainy days is August (9.5 days).

Average daylight in January /
Average sunshine in January
Ketanjung, Indonesia
  • Average daylight in January: 12h and 3min

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 January: 8h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 7h and 48min).

Average sunshine days in January
Ketanjung, Indonesia
  • Average sunshine days in January: 2.1 days

The month with the most sunshine days is August (19.6 days).
The month with the least sunshine days is January (2.1 days).

Average UV index in January
Ketanjung, Indonesia
  • Average UV index in January: 7

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

Average cloud cover in January
Ketanjung, Indonesia
  • Average cloud cover in January: 50

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in January
Ketanjung, Indonesia
  • Average visibility in January: 9km

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

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