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Best time to visit Surabaya, Indonesia

Our verdict

The best time to visit Surabaya is October

If you’re looking to travel to Surabaya for your next trip but aren’t sure when to go and when to avoid, this article is all you’ll need. The best time to visit Surabaya is October due to the excellent all-round weather conditions, and it’s also not during the height of peak travel periods, so it’s not likely to be as busy.

During the warmer months, temperatures in Surabaya can rise to a maximum of 36℃ (97℉). The weather in the winter, especially around July, can reach a minimum of 23℃ (73℉).

If you’re a sun-chaser and want to visit Surabaya when the days are longest, you should visit in August. You don’t want to get wet on your holiday, do you? Well if you’re trying to avoid the rain, then steer clear of Surabaya in February. Head over there in August instead if you want to increase your chances of not being rained on.

To learn everything you need to know (and none of the stuff you don’t) about when to visit Surabaya, keep reading below. Plus, you’ll find tools to help you get the best deals on travel and hotels too!

Warmest month

November

Least rainfall

August

Most daylight

August

Let someone else do the hard work.
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Where to?
Surabaya

Surabaya seasons

Before you continue, it’s important to know when the seasons are in Surabaya as they might be different to yours depending on where in the world you’re travelling from. Surabaya is in the Southern Hemisphere, so the seasons fall during these months:

Season Months
Summer December to February
Autumn/fall March to May
Winter June to August
Spring September to November

Average temperatures in Surabaya

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Surabaya for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Surabaya climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Surabaya for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Surabaya in January

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 30℃ (86℉)
  • Average low temperature: 25℃ (78℉)
  • Average humidity: 78%
  • Average sunny days: 3 days
  • Average rainfall: 172mm (7") over 27 days
3 days
of pure sunshine
27 days
of showers or rain

What to pack: If you’re heading to Surabaya in January, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in February

  • Average temperature: 27℃ (81℉)
  • Average high temperature: 30℃ (86℉)
  • Average low temperature: 25℃ (77℉)
  • Average humidity: 79%
  • Average sunny days: 3 days
  • Average rainfall: 179mm (7") over 25 days
3 days
of pure sunshine
25 days
of showers or rain

What to pack: If you’re heading to Surabaya in February, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in March

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 30℃ (87℉)
  • Average low temperature: 25℃ (78℉)
  • Average humidity: 78%
  • Average sunny days: 5 days
  • Average rainfall: 152mm (6") over 25 days
5 days
of pure sunshine
25 days
of showers or rain

What to pack: If you’re heading to Surabaya in March, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in April

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 31℃ (87℉)
  • Average low temperature: 26℃ (78℉)
  • Average humidity: 76%
  • Average sunny days: 7 days
  • Average rainfall: 87mm (3") over 21 days
7 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Surabaya in April, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in May

  • Average temperature: 28℃ (83℉)
  • Average high temperature: 31℃ (87℉)
  • Average low temperature: 26℃ (78℉)
  • Average humidity: 74%
  • Average sunny days: 13 days
  • Average rainfall: 47mm (2") over 14 days
13 days
of pure sunshine
14 days
of showers or rain

What to pack: If you’re heading to Surabaya in May, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in June

  • Average temperature: 27℃ (81℉)
  • Average high temperature: 30℃ (87℉)
  • Average low temperature: 25℃ (77℉)
  • Average humidity: 73%
  • Average sunny days: 19 days
  • Average rainfall: 14mm (1") over 8 days
19 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Surabaya in June, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in July

  • Average temperature: 27℃ (80℉)
  • Average high temperature: 30℃ (86℉)
  • Average low temperature: 24℃ (75℉)
  • Average humidity: 71%
  • Average sunny days: 21 days
  • Average rainfall: 13mm (1") over 7 days
21 days
of pure sunshine
7 days
of showers or rain

What to pack: If you’re heading to Surabaya in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in August

  • Average temperature: 27℃ (81℉)
  • Average high temperature: 31℃ (87℉)
  • Average low temperature: 24℃ (75℉)
  • Average humidity: 68%
  • Average sunny days: 27 days
  • Average rainfall: 4mm (0") over 3 days
27 days
of pure sunshine
3 days
of showers or rain

What to pack: If you’re heading to Surabaya in August, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in September

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 32℃ (89℉)
  • Average low temperature: 25℃ (76℉)
  • Average humidity: 64%
  • Average sunny days: 24 days
  • Average rainfall: 8mm (0") over 4 days
24 days
of pure sunshine
4 days
of showers or rain

What to pack: If you’re heading to Surabaya in September, make sure you pack t-shirts and shorts.. It stays warm all day and night.

Surabaya in October

  • Average temperature: 30℃ (85℉)
  • Average high temperature: 33℃ (91℉)
  • Average low temperature: 26℃ (79℉)
  • Average humidity: 63%
  • Average sunny days: 20 days
  • Average rainfall: 14mm (1") over 8 days
20 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Surabaya in October, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in November

  • Average temperature: 30℃ (85℉)
  • Average high temperature: 32℃ (90℉)
  • Average low temperature: 27℃ (80℉)
  • Average humidity: 67%
  • Average sunny days: 10 days
  • Average rainfall: 47mm (2") over 18 days
10 days
of pure sunshine
18 days
of showers or rain

What to pack: If you’re heading to Surabaya in November, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Surabaya in December

  • Average temperature: 29℃ (83℉)
  • Average high temperature: 31℃ (88℉)
  • Average low temperature: 26℃ (79℉)
  • Average humidity: 74%
  • Average sunny days: 6 days
  • Average rainfall: 102mm (4") over 25 days
6 days
of pure sunshine
25 days
of showers or rain

What to pack: If you’re heading to Surabaya in December, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Top FAQs

The hottest month of the year in Surabaya is usually November, where temperatures tend to rise to around 33℃ (91℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Surabaya is generally around August. The dry season often coincides with cooler weather, so you should check the temperatures in August first to make sure it’s still a good time to go.
The rainiest time of year in Surabaya is generally around February, although the wetter season can sometimes extend a few months either side of February too.
If you want to get the most out of your time visiting Surabaya, or if you're just afraid of the dark, the days in August are usually the longest between sunrise and sunset.

Surabaya map

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