Climate of East Java, Indonesia
Area-weighted average across East Java. For where people actually live and travel, see the cities below.
East Java, a subdivision of Indonesia, has a tropical climate on average. Area-weighted monthly temperatures across the whole territory range from 23.9°C / 75°F in July to 25.7°C / 78.3°F in October, with rainfall from 26 mm / 1 in to 326 mm / 12.8 in depending on the season (1987 mm / 78.2 in total across the year). See the 5 cities listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 24.6°C76.3°F | 326 mm12.8″ | Tropical |
| February | 24.7°C76.5°F | 288 mm11.3″ | Tropical |
| March | 24.8°C76.6°F | 288 mm11.3″ | Tropical |
| April | 25.1°C77.2°F | 192 mm7.6″ | Tropical |
| May | 25°C77°F | 132 mm5.2″ | Tropical |
| June | 24.5°C76.1°F | 72 mm2.8″ | — |
| July | 23.9°C75°F | 42 mm1.7″ | — |
| August | 24.3°C75.7°F | 26 mm1″ | Sunny & Warm |
| September | 25.1°C77.2°F | 44 mm1.7″ | — |
| October | 25.7°C78.3°F | 100 mm3.9″ | Tropical |
| November | 25.5°C77.9°F | 190 mm7.5″ | Tropical |
| December | 24.8°C76.6°F | 287 mm11.3″ | Tropical |
Frequently asked questions
What is the best time to visit East Java?
The best months to visit East Java, Indonesia for sunny, dry weather are August. The warmest month is October at an area-wide average of 25.7°C / 78.3°F, and the driest is August with about 26 mm / 1 in of rainfall.
What is the climate of East Java?
East Java, Indonesia has area-weighted monthly average temperatures ranging from 23.9°C / 75°F in July to 25.7°C / 78.3°F in October. Annual rainfall averages about 1987 mm / 78.2 in, with the wettest month being January (326 mm / 12.8 in) and the driest August (26 mm / 1 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in East Java?
The hottest month in East Java is October, with an area-wide average temperature of 25.7°C / 78.3°F.
What is the coldest month in East Java?
The coldest month in East Java is July, with an area-wide average temperature of 23.9°C / 75°F.
When does it rain most in East Java?
The wettest month in East Java is January, averaging about 326 mm / 12.8 in of rainfall. The driest is August with about 26 mm / 1 in.