Surabaya weather in January 2026
Surabaya weather in January 2026
Day
31 °C
Night
24 °C
Sea
29 °C
Precipitation
324 mm
in month
Rainy days
22 days
in month
Daylight
12 hours
average
Sunshine
7 hours
average
Humidity
82 %
Day
31 °C
Night
24 °C
Sea
29 °C
Precipitation
324 mm
in month
Rainy days
22 days
in month
Daylight
12 hours
average
Sunshine
7 hours
average
Humidity
82 %
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Weather overview for Surabaya
Weather overview
In January in Surabaya, the average air temperature ranges from 31 °C (88 °F) during the day to 24 °C (76 °F) at night. There are 22 days of rain on average, where the rainfall is 324 mm (12.76 in).
Are there good conditions to visit in January in Surabaya?
Surabaya can be visited in January - the weather will be moderate. January is the wet season month in Surabaya, which means that there may be more frequent rains during your stay.
What is the temperature in Surabaya during the day in January?
In January in Surabaya, the average daily temperatures will be 31 °C (88 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.
What is the sea temperature in Surabaya in January?
In Surabaya in January expect the sea to be warm at 29 °C (84 °F). This temperature is someone's dream come true, while for someone it may no longer be ideal for the purpose of refreshment.
What is the average number of rainy days in January in Surabaya?
In Surabaya in January, we can expect 22 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 5.1 days of the week, or in general - 73 % days.
How heavy is the precipitation in January in Surabaya?
There is precipitation of 324 mm (12.76 in) in January in Surabaya, which means 11 mm (0.43 in) rainfall per day on average.
What is the air temperature in Surabaya in January at night?
The average night temperature in Surabaya in January is 24 °C (76 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.
How many sunny hours can I expect in January in Surabaya?
In Surabaya in January, you can expect around 7 hours of sunshine.
Is there a wet season in January in Surabaya?
Yes, in January in Surabaya there is a wet season with 22 days, when there is rain in a month.
Is it hot in Surabaya in January?
In January in Surabaya, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
How long is the day (from dawn till dusk) in Surabaya in January?
The length of daylight in January in Surabaya is 12 hours.
Is Surabaya rainier in January than in December?
Yes, in Surabaya in January it rains more than in December.
How humid is Surabaya in January?
In Surabaya in January, expect humidity around 82 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.