# The Java Sea water temperature

Across the Java Sea, the sea is about 31 °C at the surface right now. Over the next 7 days it stays between 31 °C and 32 °C.

The water stays close to the surface temperature down to about 11 m at the sites we follow; deeper it gets colder.

Most divers here need a rash guard or 1–2 mm today.

## Next 7 days

| Day | Surface |
|---|---|
| Sat 14 Nov | 31 °C |
| Sun 15 Nov | 31 °C |
| Mon 16 Nov | 31–32 °C |
| Tue 17 Nov | 31–32 °C |
| Wed 18 Nov | 31–32 °C |
| Thu 19 Nov | 31 °C |
| Fri 20 Nov | 31–32 °C |

## By dive site

| Site | Now | Today | Warm down to | Suit |
|---|---|---|---|---|
| [S.S. Indonor Wreck](https://scubaforecast.com/scuba-diving-weather/indonesia/central-java/karimunjawa/indonor-wreck) (Karimunjawa) | 31.1 °C | 31 °C | past 11 m | Rash guard |

Surface temperature from the Open-Meteo marine forecast; temperature at depth, where available, from Copernicus Marine models (daily averages). Both are model estimates.

## Water temperature by area

- [Indonesia](https://scubaforecast.com/water-temperature/indonesia)

## Links

- [This page on the web](https://scubaforecast.com/water-temperature/java-sea)
- [Diving conditions in Java Sea](https://scubaforecast.com/scuba-diving-weather/java-sea)

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Weather data by Open-Meteo.com (CC BY 4.0). Map data © OpenStreetMap contributors (ODbL). Temperature at depth generated using E.U. Copernicus Marine Service Information.