January weather forecast
Joho, Indonesia

January

Weather in January

January, the same as December, is a moderately hot summer month in Joho, Indonesia, with an average temperature varying between 23.3°C (73.9°F) and 28.6°C (83.5°F).

Temperature

Joho's January showcases an average high-temperature of a still moderately hot 28.6°C (83.5°F), hardly distinct from December's 28.7°C (83.7°F). Throughout the month of January, the nighttime temperature in Joho dips to an average of 23.3°C (73.9°F).

Heat index

January's heat index is calculated to be a hot 34°C (93.2°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. 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 'feels like' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

In January, the average relative humidity in Joho is 83%.

Rainfall

In Joho, Indonesia, in January, during 30.3 rainfall days, 209mm (8.23") of precipitation is typically accumulated. Throughout the year, in Joho, there are 294.6 rainfall days, and 1749mm (68.86") of precipitation is accumulated.

Daylight

In January, the average length of the day in Joho, Indonesia, is 12h and 31min.
On the first day of the month, sunrise is at 05:22 and sunset at 17:56. On the last day of January, in Joho, sunrise is at 05:36 and sunset at 18:03 WIB.

Sunshine

In January, the average sunshine in Joho is 8.6h.

UV index

The months with the lowest UV index are January, April through September, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in January interprets into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

How hot does it get in Joho in January?
During January, Joho experiences an average high-temperature of 28.6°C (83.5°F) and a low-temperature of 23.3°C (73.9°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in January is calculated to be 34°C (93.2°F).
What is the average humidity in January in Joho?
In Joho, Indonesia, the average relative humidity in January is 83%.
How much does it rain in Joho in January?
In Joho, in January, it is raining for 30.3 days, with typically 209mm (8.23") of accumulated precipitation.
How many hours of daylight does Joho have in January?
In January, the average day length in Joho, Indonesia, is 12h and 31min.
When is the sunrise / sunset in January in Joho?
In January, on the first day of the month, sunrise is at 05:22 and sunset at 17:56. On the last day of the month, sunrise is at 05:36 and sunset at 18:03 WIB.
How long on average sun shines in January in Joho?
In Joho, the average sunshine duration in January is 8.6h.
When is the lowest UV index in Joho?
The months with the lowest UV index are January, April through September, November and December, with an average maximum UV index of 6.
What is the UV index intensity in January in Joho?
The average daily maximum UV index in January in Joho is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe 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 - Joho, Indonesia
Average temperature in January
Joho, Indonesia
  • Average high temperature in January: 28.6°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 January: 23.3°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 January - Joho, Indonesia
Average pressure in January
Joho, Indonesia
  • Average pressure in January: 1009.2mbar

The months with the highest atmospheric pressure are August and September (1011.8mbar).
The month with the lowest atmospheric pressure is December (1009mbar).

Average wind speed in January - Joho, Indonesia
Average wind speed in January
Joho, Indonesia
  • Average wind speed in January: 9.2km/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 January - Joho, Indonesia
Average humidity in January
Joho, Indonesia
  • Average humidity in January: 83%

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 January - Joho, Indonesia
Average rainfall in January
Joho, Indonesia
  • Average rainfall in January: 209mm

The wettest month (with the highest rainfall) is March (236mm).
The driest month (with the least rainfall) is August (29mm).

Average rainfall days in January - Joho, Indonesia
Average rainfall days in January
Joho, Indonesia
  • Average rainfall days in January: 30.3 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 January / Average sunshine in January - Joho, Indonesia
Average daylight in January /
Average sunshine in January
Joho, Indonesia
  • Average daylight in January: 12h and 3min

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 January: 8h and 4min

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 January - Joho, Indonesia
Average sunshine days in January
Joho, Indonesia
  • Average sunshine days in January: 0.4 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 January - Joho, Indonesia
Average UV index in January
Joho, Indonesia
  • Average UV index in January: 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 January - Joho, Indonesia
Average cloud cover in January
Joho, Indonesia
  • Average cloud cover in January: 52

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 January - Joho, Indonesia
Average visibility in January
Joho, Indonesia
  • Average visibility in January: 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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