Surabaya weather in May 2025
Surabaya weather in May 2025
Day
33 °C
Night
24 °C
Sea
29 °C
Precipitation
104 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
9 hours
average
Humidity
79 %
Day
33 °C
Night
24 °C
Sea
29 °C
Precipitation
104 mm
in month
Rainy days
10 days
in month
Daylight
12 hours
average
Sunshine
9 hours
average
Humidity
79 %
Overview: Surabaya
Travel information
Weather charts for Surabaya
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Find more destinations like this
Destinations with similar weather to Surabaya
Other destinations in East Java - Indonesia
Weather overview for Surabaya
Weather overview
In May in Surabaya, the average air temperature ranges from 33 °C (91 °F) during the day to 24 °C (76 °F) at night. There are 10 days of rain on average, where the rainfall is 104 mm (4.10 in).
Is May a good month to visit Surabaya?
May is a good month to visit Surabaya. The temperature during the day will be nice 33 °C (91 °F). The seawater temperature reaches ideal 29 °C (85 °F). At night, temperatures hover around a pleasant 24 °C (76 °F).
What is the temperature in Surabaya during the day in May?
The average daily temperature in May in Surabaya is 33 °C (91 °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 May?
In May in Surabaya expect the sea to be warm at 29 °C (85 °F). This temperature is someone's dream come true, while for someone it may no longer be ideal for the purpose of refreshment.
How many rainy days can I expect in May in Surabaya?
There are 10 days, which are rainy in May in Surabaya, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.4 days of the week, or in general - 35 % days.
How heavy is the precipitation in May in Surabaya?
In Surabaya in May, there is 104 mm (4.10 in) rainfall, which means on average 4 mm (0.14 in) rainfall per day.
How many hours of sun to expect in May in Surabaya?
In May in Surabaya, you can expect around 9 hours of sunshine.
What is the night temperature in Surabaya in May?
The average night temperature in May in Surabaya 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 long is the day (from dawn till dusk) in Surabaya in May?
The length of daylight in Surabaya in May is 12 hours.
Is it hot in May in Surabaya?
Yes, it is hot in Surabaya in May, although the perception of heat can be subjective. Daytime temperatures rise to 33 °C (91 °F).
What level of humidity is to expect in Surabaya in May?
Humidity in May in Surabaya is 79 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
Is the weather in Surabaya warmer in May than in April?
Yes, May in Surabaya is warmer than April by 1 °C (33 °F).
Is the sea in Surabaya warmer in May than in April?
No, the sea is not warmer in Surabaya in May than in April.
Is Surabaya rainier in May than in June?
Yes, Surabaya is a rainier May than in June.
How windy is it in May in Surabaya?
An average wind scale that can be expected in Surabaya in May is 2. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.