Where to Go for Great Weather
Indonesia · Regional climate

East Javawhen to go

Regional slice of Indonesia with its own temperature profile. Best months here: Jun · Jul · Aug.

Range
28–30 °C
Compare
−0.1°C vs. Indonesia mean
Country
Indonesia
TZ
Asia/Jakarta
Region match
Perfect match

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12-month climate · East Java

How the year moves in East Java

Ten years of ERA5, aggregated over East Java itself rather than over Indonesia as a whole — the same series the month-by-month scores below are built from.

Temperature°C
Temperature · 12-month climatologyEast Java, Indonesia. Average daytime high by month in °C. Lowest in July (28.5), highest in October (30.2). Monthly means: 29.4, 29.3, 29.7, 29.8, 29.6, 29.1, 28.5, 28.8, 29.6, 30.2, 30.0, 29.7.
View data table
MonthAverage daytime high (°C)
January29.4
February29.3
March29.7
April29.8
May29.6
June29.1
July28.5
August28.8
September29.6
October30.2
November30.0
December29.7
Rainfallmm
Rainfall · 12-month climatologyEast Java, Indonesia. Rainfall by month in mm. Lowest in August (33), highest in February (381). Monthly means: 361, 381, 339, 209, 120, 78, 42, 33, 62, 146, 305, 331.
View data table
MonthRainfall (mm)
January361
February381
March339
April209
May120
June78
July42
August33
September62
October146
November305
December331
Sunshinehr / day
Sunshine · 12-month climatologyEast Java, Indonesia. Sunshine hours by month in hr / day. Lowest in February (4.4), highest in September (7.8). Monthly means: 4.6, 4.4, 5.3, 6.1, 6.5, 6.5, 6.9, 7.4, 7.8, 7.4, 5.6, 5.0.
View data table
MonthSunshine hours (hr / day)
January4.6
February4.4
March5.3
April6.1
May6.5
June6.5
July6.9
August7.4
September7.8
October7.4
November5.6
December5.0
What’s open · year round

Things to do in East Java

Opening seasons are checked by hand against the operators and parks themselves, not derived from the climate figures on this page. Last reviewed 2026-08-28. Dates move — confirm before you book.

Month by month · East Java

Pick your window

Other regions · Indonesia

Nearby and comparable

Safety · 6 governments

What the governments say about Indonesia

Combined advisory · most-cautious-wins
Exercise increased caution
Highest level across 6 governments · Advisory last changed
See breakdown by country
AU

Exercise increased caution

Changed Checked www.smartraveller.gov.au
CA

Exercise increased caution

Changed Checked travel.gc.ca
DE

Exercise normal precautions

Changed Checked www.auswaertiges-amt.de
UK

Exercise normal precautions

Changed Checked www.gov.uk
US

Exercise increased caution

Changed Checked travel.state.gov

Parts of Indonesia carry a higher advisory — up to level 3, "Reconsider travel". The governments concerned name a region rather than a boundary, so the carve-out is not drawn on the map and is not reflected in the combined level above. Follow the source links for where it applies.

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