Surabaya Weather in April
With daytime temperatures of 33°C (91°F) and nighttime lows of 26°C (79°F), April in Surabaya brings very high temperatures during the day. Do keep in mind that April is part of the rainy season, with frequent and often heavy rainfall.
Rainfall in Surabaya in April
Surabaya is in the rainy season in April, with rain on around 10 days and an average of 196 mm (7.7 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Surabaya in April
April in Surabaya brings very high temperatures, with highs of 33°C (91°F) and nights around 26°C (79°F). For most visitors, the main thing to prepare for is the heat during the day. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Surabaya in April
The area experiences a moderate amount of sunshine, with approximately 158 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.If you're looking for dry conditions and comfortable temperatures, April may not be the ideal month to visit Surabaya. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Surabaya's climate page.
Surabaya Temperature in April
Min Temperature
26°C (79°F)
Max Temperature
33°C (91°F)
Chance of Rain
33%
Precipitation
196 mm (7.7 in)
Rainy days
10 days
Humidity
67%
Sunshine
158 hours
Percentage Sunshine
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Surabaya typically stay consistent throughout April, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in April
Daily Historical Precipitation
47-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Surabaya in April
Browse day-by-day weather records for Surabaya spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Surabaya historical weather extremes in April
The extremes listed below come from historical weather data collected in Surabaya from 1993 through 2026.
- On April 7, 2026, temperatures climbed to 36°C (97°F), marking the warmest April day on record.
- The lowest daytime temperature in April was 26°C (79°F), recorded on April 7, 2015.
- The coldest night in April in Surabaya was on April 29, 2001, with a minimum of 20°C (68°F).
Best Places in Indonesia in April
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in April →
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What to Wear in Surabaya in April
Warm temperatures in April make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Surabaya in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Surabaya's climate page.
Temperature Rainfall Sunshine Humidity
See the full Surabaya climate overview or explore weather in Indonesia.
