January weather forecast
Widarasari, Indonesia

January

Weather in January

January, the same as December, is another warm summer month in Widarasari, Indonesia, with an average temperature ranging between min 24.7°C (76.5°F) and max 29.6°C (85.3°F).

Temperature

As Widarasari, Indonesia, welcomes January, the average high-temperature stabilizes at a warm 29.6°C (85.3°F), showing little deviation from December's 30.2°C (86.4°F). Widarasari, in January, registers an average low temperature of 24.7°C (76.5°F), showing a minute reduction from daily highs.

Heat index

The heat index in January is evaluated at a torrid 36°C (96.8°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold great significance to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The average relative humidity in January is 79%.

Rainfall

In Widarasari, Indonesia, during January, the rain falls for 28.3 days and regularly aggregates up to 188mm (7.4") of precipitation. Throughout the year, there are 244.1 rainfall days, and 1214mm (47.8") of precipitation is accumulated.

Daylight

In January, the average length of the day is 12h and 28min.
On the first day of January, sunrise is at 05:33 and sunset at 18:04. On the last day of the month, sunrise is at 05:46 and sunset at 18:11 WIB.

Sunshine

The average sunshine in January is 9.1h.

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 of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 7 in January, converts into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

Is it hot during January?
The average high-temperature, in January, in Widarasari, is 29.6°C (85.3°F), while the average low-temperature is 24.7°C (76.5°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in January is evaluated at 36°C (96.8°F).
What is the average humidity in January?
The average relative humidity in January is 79%.
How much does it rain in January?
In Widarasari, in January, during 28.3 rainfall days, 188mm (7.4") of precipitation is typically accumulated.
How many hours of daylight does Widarasari have in January?
In January, the average day length is 12h and 28min.
When is the sunrise / sunset in January?
In January, on the first day of the month, sunrise is at 05:33 and sunset at 18:04. On the last day of the month, sunrise is at 05:46 and sunset at 18:11 WIB.
How many hours of sunshine does Widarasari have in January?
The average sunshine duration in January is 9.1h.
What are the months with the highest UV index?
The months with the highest UV index are January through December, with an average maximum UV index of 7.
When is the lowest UV index?
The months with the lowest UV index in Widarasari are January through December, with an average maximum UV index of 7.
How high is the UV index in January?
In Widarasari, the average daily maximum UV index in January is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
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 - Widarasari, Indonesia
Average temperature in January
Widarasari, Indonesia
  • Average high temperature in January: 29.6°C

The warmest month (with the highest average high temperature) is October (31.4°C).
The month with the lowest average high temperature is February (29.3°C).

  • Average low temperature in January: 24.7°C

The month with the highest average low temperature is December (25.2°C).
The coldest month (with the lowest average low temperature) is August (22.5°C).

Average pressure in January - Widarasari, Indonesia
Average pressure in January
Widarasari, Indonesia
  • Average pressure in January: 1009.6mbar

The months with the highest atmospheric pressure are August and September (1011.3mbar).
The month with the lowest atmospheric pressure is December (1009.2mbar).

Average wind speed in January - Widarasari, Indonesia
Average wind speed in January
Widarasari, Indonesia
  • Average wind speed in January: 10km/h

The windiest month (with the highest average wind speed) is August (12.8km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).

Average humidity in January - Widarasari, Indonesia
Average humidity in January
Widarasari, Indonesia
  • Average humidity in January: 79%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is September (70%).

Average rainfall in January - Widarasari, Indonesia
Average rainfall in January
Widarasari, Indonesia
  • Average rainfall in January: 188mm

The wettest month (with the highest rainfall) is February (207mm).
The driest month (with the least rainfall) is August (13mm).

Average rainfall days in January - Widarasari, Indonesia
Average rainfall days in January
Widarasari, Indonesia
  • Average rainfall days in January: 28.3 days

The month with the highest number of rainy days is January (28.3 days).
The month with the least rainy days is August (7.2 days).

Average daylight in January / Average sunshine in January - Widarasari, Indonesia
Average daylight in January /
Average sunshine in January
Widarasari, 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: 9h and 1min

The months with the most sunshine are July, August and September (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 8h and 24min).

Average sunshine days in January - Widarasari, Indonesia
Average sunshine days in January
Widarasari, Indonesia
  • Average sunshine days in January: 2.3 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is February (0.9 days).

Average UV index in January - Widarasari, Indonesia
Average UV index in January
Widarasari, 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 - Widarasari, Indonesia
Average cloud cover in January
Widarasari, Indonesia
  • Average cloud cover in January: 49

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in January - Widarasari, Indonesia
Average visibility in January
Widarasari, Indonesia
  • Average visibility in January: 9km

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

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