West Java - Indonesia weather in January 2026
West Java - Indonesia weather in January 2026
Day
27 °C
Night
19 °C
Sea
28 °C
Precipitation
364 mm
in month
Rainy days
23 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
85 %
Day
27 °C
Night
19 °C
Sea
28 °C
Precipitation
364 mm
in month
Rainy days
23 days
in month
Daylight
12 hours
average
Sunshine
5 hours
average
Humidity
85 %
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Weather overview and FAQs
Weather overview
In January in West Java, the average air temperature ranges from 27 °C (81 °F) during the day to 19 °C (66 °F) at night. There are 23 days of rain on average, where the rainfall is 364 mm (14.33 in).
Is January a good month to visit West Java?
West Java can be visited in January - the weather will be moderate. In January in West Java, there is a wet season, which means that it could rain more often there during your stay.
What is the air temperature in West Java in January at night?
The average night temperature in West Java in January is 19 °C (66 °F). This temperature is pleasant for a wide range of evening, night, and morning activities from sports to sitting outside in restaurants or evening walks.
What is the temperature in West Java during the day in January?
In West Java in January, the average daily temperatures will be 27 °C (81 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
What is the average number of rainy days in January in West Java?
In West Java in January, we can expect 23 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 5.4 days of the week, or in general - 77 % days.
Is there a wet season in West Java in January?
Yes, in West Java in January there is a wet season with 23 days, when there is rain in a month.
What is the rainfall intensity in January in West Java?
There is precipitation of 364 mm (14.33 in) in January in West Java, which means 12 mm (0.48 in) rainfall per day on average.
How many hours of sun to expect in West Java in January?
There is an average length of sunshine of 5 hours per day in January in West Java.
How long is the day (from dawn till dusk) in West Java in January?
The length of daylight in West Java in January is 12 hours.
What is the humidity in West Java in January?
In West Java in January, expect humidity around 85 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
How windy is it in January in West Java?
An average wind scale that can be expected in West Java in January is 2. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.