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Jawa

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Jawa Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Jawa year round climate

  • Spring (March–May): Average 28.4–29.4°C, hot and humid climate, rainfall gradually decreases. Common activities: Visiting cultural sites, enjoying the beach, hiking. Recommended clothing: Light and breathable clothing, short sleeves, sun hat, sunscreen.
  • Summer (June–August): Average 28.6–29.0°C, hot climate, less rainfall, especially least rainfall in August. Common activities: Swimming, surfing, water sports, exploring rainforests. Recommended clothing: Light and breathable clothing, short sleeves, sun hat, sunscreen.
  • Autumn (September–November): Average 29.2–29.6°C, hot climate, rainfall gradually increases. Common activities: Visiting temples, cultural attractions, tasting local cuisine. Recommended clothing: Light and breathable clothing, short sleeves, sun hat, rain gear.
  • Winter (December–February): Average 27.7–28.7°C, hot and humid climate, more rainfall, most rainfall in February. Common activities: Visiting volcanoes, waterfalls, exploring natural landscapes. Recommended clothing: Light and breathable clothing, short sleeves, rain gear.

Jawa climatological average

Annual average temperature: approx. 28.8°C / Annual rainfall: approx. 2257 mm / Summer humidity: 75%–85% / Rainiest month: February

Jawa monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
28°C
299
February
27.7°C
343
March
28.4°C
299
April
29.1°C
215.3
May
29.4°C
89.3
June
28.8°C
200.3
July
28.6°C
96
August
29°C
43.7
September
29.4°C
53
October
29.6°C
127.3
November
29.2°C
219.1
December
28.7°C
272.7

Jawa weather for the next seven days

9/11
Friday
Smoky haze
35.7°C/23.2°C
9/12
Saturday
Smoky haze
36.1°C/23.5°C
9/13
Sunday
Overcast
37°C/23.3°C
9/14
Monday
Smoky haze
35.9°C/23.1°C
9/15
Tuesday
Overcast
34.9°C/23.6°C
9/16
Wednesday
Sunny
34.4°C/23.4°C
9/17
Thursday
Partly Cloudy
35.5°C/24.2°C

Jawa Frequently Asked Questions and Useful Information for Travel

What is the best travel season for Java Island?

Java Island is mainly divided into the dry season (approximately May to October) and the rainy season (approximately November to April of the following year). The dry season has clear and dry weather with less rain and low humidity, making it ideal for various outdoor and island activities, and it is also the peak tourist season for Java Island. Although the rainy season has high humidity and occasional showers, they usually don't last all day and there are still sunny periods, making it suitable for travelers looking to avoid crowds.

Is it safe to travel to Java Island?

The overall safety in Java Island is generally good, but some areas in the capital Jakarta have poorer security, requiring extra caution against pickpockets and crime. It is recommended to always secure your personal belongings, avoid remote areas, and pay special attention to areas with poorer security in Jakarta. Bali has relatively stable security and is a popular tourist area. Additionally, it is advisable to be aware of natural disasters (such as earthquakes, volcanoes) and disease prevention (such as dengue fever).

What safety measures are recommended when traveling in Java Island?

In crowded places, keep your belongings secure and avoid using your mobile phone casually on the street to prevent becoming a target for pickpockets. Please avoid entering remote dark alleys and pay special attention to areas with poorer security in Jakarta. Also, respect local culture; for example, avoid eating and drinking freely during Ramadan to prevent misunderstandings.

What are the recommended islands or attractions in Java Island?

Java Island offers rich tourist resources, including magnificent volcanic landscapes like Mount Ijen and historical and cultural relics like Borobudur. Additionally, nearby there are beautiful islands such as the Gili Islands, suitable for all kinds of travel preferences.

How long does it take to climb Mount Ijen?

The difficulty of climbing Mount Ijen is moderate. The hiking distance is not too long, usually starting the climb around 2 AM and reaching the summit in about 1.5 hours. Afterwards, you descend into the crater to witness the famous blue flames. The entire activity duration is about 6 hours. Even with average physical fitness, you can complete this unforgettable hiking experience.