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Weather in Surabaya for May 2027

Your guide to Surabaya weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Surabaya at the beginning of May is 31 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 30.9 °C by the end of May.

    • Rain 🌧️

  • Surabaya in May brings notable rainfall, with an average of 16 rainy days and a total precipitation of 112.9 mm.

    • More

  • Is May a good time to visit Surabaya? check out the best time to travel to Surabaya page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
16
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/25°
Temperatures
Average wind speed
11 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Surabaya Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate or heavy rain shower
31°
2
Patchy rain possible
31°
3
Patchy rain possible
31°
4
Heavy rain at times
31°
5
Patchy rain possible
31°
6
Patchy rain possible
31°
7
Patchy rain possible
31°
8
Patchy rain possible
31°
9
Patchy rain possible
31°
10
Moderate or heavy rain shower
30°
11
Moderate or heavy rain shower
30°
12
Moderate rain at times
31°
13
Patchy rain possible
32°
14
Overcast
31°
15
Patchy rain possible
31°
16
Cloudy
31°
17
Partly cloudy
31°
18
Patchy rain possible
30°
19
Cloudy
31°
20
Cloudy
31°
21
Patchy rain possible
31°
22
Patchy rain possible
31°
23
Patchy rain possible
31°
24
Patchy rain possible
30°
25
Cloudy
31°
26
Patchy rain possible
31°
27
Patchy rain possible
31°
28
Patchy rain possible
31°
29
Patchy rain possible
30°
30
Patchy rain possible
31°
31
Patchy rain possible
31°

Temperatures trend during May in Surabaya

See the weather trend as well as the moving average line

May weather in Surabaya day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /25° 5.3 mm 7
2 May Patchy rain possible
Patchy rain possible
 31° /25° 3.9 mm 7
3 May Patchy rain possible
Patchy rain possible
 31° /24° 3.6 mm 7
4 May Heavy rain at times
Heavy rain at times
 31° /25° 4 mm 8
5 May Patchy rain possible
Patchy rain possible
 31° /24° 0.9 mm 8
6 May Patchy rain possible
Patchy rain possible
 31° /24° 3 mm 8
7 May Patchy rain possible
Patchy rain possible
 31° /24° 0.7 mm 8
8 May Patchy rain possible
Patchy rain possible
 31° /24° 3.1 mm 8
9 May Patchy rain possible
Patchy rain possible
 31° /24° 6.1 mm 7
10 May Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /24° 2.7 mm 8
11 May Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /25° 10.9 mm 7
12 May Moderate rain at times
Moderate rain at times
 31° /24° 3.1 mm 8
13 May Patchy rain possible
Patchy rain possible
 32° /25° 3.2 mm 7
14 May Overcast
Overcast
 31° /24° 4.5 mm 7
15 May Patchy rain possible
Patchy rain possible
 31° /24° 4.6 mm 7
16 May Cloudy
Cloudy
 31° /24° 5 mm 7
17 May Partly cloudy
Partly cloudy
 31° /24° 6.6 mm 7
18 May Patchy rain possible
Patchy rain possible
 30° /24° 3.1 mm 7
19 May Cloudy
Cloudy
 31° /24° 3.3 mm 7
20 May Cloudy
Cloudy
 31° /24° 3.1 mm 7
21 May Patchy rain possible
Patchy rain possible
 31° /24° 3.3 mm 6
22 May Patchy rain possible
Patchy rain possible
 31° /24° 3.7 mm 6
23 May Patchy rain possible
Patchy rain possible
 31° /24° 5.4 mm 6
24 May Patchy rain possible
Patchy rain possible
 30° /24° 3.5 mm 6
25 May Cloudy
Cloudy
 31° /24° 2.2 mm 7
26 May Patchy rain possible
Patchy rain possible
 31° /24° 2.2 mm 7
27 May Patchy rain possible
Patchy rain possible
 31° /24° 5 mm 6
28 May Patchy rain possible
Patchy rain possible
 31° /24° 3.5 mm 7
29 May Patchy rain possible
Patchy rain possible
 30° /24° 0.3 mm 7
30 May Patchy rain possible
Patchy rain possible
 31° /24° 0.4 mm 7
31 May Patchy rain possible
Patchy rain possible
 31° /24° 2.8 mm 8
Next
Important Notice
Our weather forecast for Surabaya in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Surabaya forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Surabaya weather in May vs April vs June

Compare May weather in Surabaya with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AprilMayJune
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures30°/25°30°/25°30°/24°
Rainfall243 mm113 mm58 mm
Wind9.4 km/h10.6 km/h12.4 km/h
Humidity78%75%72%
Rainy days26 days16 days11 days
Dry days4 days15 days19 days

Planning a trip to Surabaya? Discover the best time to visit

Surabaya in May - FAQ

What are the expected maximum and minimum temperatures in Surabaya during May?
During May, expect a variety of temperatures with highs around 30° and lows near 25°, suitable for diverse activities and preferences.

How much rainfall should be expected in Surabaya during May?
Significant rainfall exceeding 112.9 mm is expected in Surabaya during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Surabaya during May?
The average wind speed in Surabaya during May is 11 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Surabaya

Explore the daily rainfall trends and prepare for Surabayas May weather 💧
Typically, Surabaya has 16 rainy days in May with a total of 112.9 mm of rainfall.

UV exposure in Surabaya during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

What to pack to Surabaya in May?

🌦️ Warm & sunny · highs around 30 °C, frequent showers

As you prepare for your trip to Surabaya in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Surabaya, during May, is comfortable and enjoyable, regardless of the weather conditions.

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🧥 Clothing

👟 Footwear

🎒 Accessories

🧴 Personal Items

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Get accurate weather forecasts for Surabaya, located at latitude -7.249 and longitude 112.751. Stay updated with localized weather information tailored for Surabaya.

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