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Surabaya Weather in October
With daytime temperatures of 35°C (95°F) and nighttime lows of 26°C (79°F), October in Surabaya brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 74 mm (2.9 in) falls on average.
Rainfall in Surabaya in October
This month experiences about 2 days of rain according to historical data, averaging 74 mm (2.9 in). Showers tend to be short but heavy rather than persistent drizzle. When it rains, it usually means it, but it doesn't last long.
Temperature in Surabaya in October
In October, expect very high temperatures in Surabaya, with highs of 35°C (95°F) and lows of 26°C (79°F) at night. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 26°C (79°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Surabaya in October
There are approximately 221 hours of sunshine this month, resulting in mostly clear days.October in Surabaya can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Surabaya Temperature in October
Min Temperature
26°C (79°F)
Max Temperature
35°C (95°F)
Chance of Rain
8%
Precipitation
74 mm (2.9 in)
Rainy days
2 days
Humidity
56%
Sunshine
221 hours
Percentage Sunshine
Surabaya Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Surabaya - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Surabaya typically stay consistent throughout October, with daily highs averaging around 35°C (95°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in October
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather records for Surabaya in October
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 October
Based on weather observations in Surabaya between 1993 and 2025, these are the recorded extremes during October.
- The hottest October day on record in Surabaya reached 37°C (99°F) (October 23, 2021).
- Surabaya experienced its chilliest October day on October 26, 2002, reaching only 25°C (77°F).
- Surabaya registered its coldest October night on October 8, 1997, with temperatures dropping to 19°C (66°F).
Best Places in Indonesia in October
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in October →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Surabaya in October
Get ready for hot weather in October! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Surabaya in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Surabaya 3-Day Forecast
More climate data for Surabaya
Temperature Rainfall Sunshine Humidity
See the full Surabaya climate overview or explore weather in Indonesia.
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Where to go in October - average daytime high across popular destinations.
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