Booking 76 days in advance of your planned departure date is, on average, the best time to get the best price for Economy class flights from Penang to Surabaya.
For Economy class flights, the cheapest month to fly this route is July. The most expensive months are February and June.
In terms of precipitation, rainfall in Surabaya ranges from 10.0 - 280.0 inches per month. January is typically the wettest month, when rainfall can reach 280.0 mm. August is typically the driest time to visit Surabaya when rainfall is around 10.0 mm.
If weather is an important factor for your trip to Surabaya, use this chart to help with planning. For those seeking warmer temperatures, October is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).
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