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Java, Indonesia · Equatorial tropical

Java in July: go or not?

Mixed period. Java in July: 5.5/10.

📅 Updated August 2026 🛰️ ERA5 · 10 years 📍 7.80°S · 110.36°E
⚡ This month's verdict
Why not
Java · July
5.5
22–30°
Temperature
33%
Rain
8h
Sun
🌴 Tropical☀️ High UV🌧️ Monsoon season
Photo : Bill Fairs via Unsplash
The month in detail

What to expect in July

In the height of summer, Java sees high temperatures (30.0°F). Heat is a factor for outdoor activities. Expect rain on 33.0% of days — a light raincoat in the bag is recommended. Not the best window, but acceptable if dates are constrained. July (5.5/10) is significantly better if possible.

July is the best month of the year in Java. Compared to June: −2°F daytime, 21 pts fewer rainy days, +0.8h of sun per day.

This month's conditions

What it's like in July

UV index
7 · high
sunscreen and hat advised
Feels like
muggy at times
21°
Sea
26°C
warm, ideal
Daylight
11.6h of daylight
Air quality
good
AQI 26
Compare

Is July the right month?

July is actually the best month of the year in Java. Good timing.

See all 12 months →
Context

Our verdict

Java, main island of Indonesia in South-East Asia: 145 million inhabitants on 51,000 sq miles = the world's most densely populated island (1100 inhabitants/km², denser than Bangladesh). 60% of Indonesia's total population, 22 active volcanoes, capital Jakarta + Yogyakarta Javanese cultural capital + Borobudur + Prambanan major UNESCO sites.

Read Gilles' full review →

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Java

GetYourGuide selection · free cancellation

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Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a tropical stay.

Country · Indonesia

🗣️LanguageIndonesian
💶CurrencyRoupie indonésienne (Rp)
🚗DrivingLeft-hand
🛡️Safety Very safe · 1/5
💰Cost of living Very cheap · 1/5

🌡️ Climate

🌍Climate typeEquatorial tropical
📈Climate trend Stable
🔥Hottest monthMay · 88°F
❄️Coolest monthJanuary · 86°F
🌧️Rainiest month February · 95%

🏝️ Tropical stay

🌞Dry season May → Sep
🌧️Wet season Dec → Mar
🌀Cyclones None (equator)
Location

Where is Java ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Indonesia
Equatorial tropical climate with a 5.5 → 4.3 gap between best and worst month. 10 years of ERA5 data to choose by project.
7.80°S · 110.36°E
Questions

Frequently asked questions

What is the best time to visit Java?
July is the best month with 86°F highs, 72°F lows, 7.7h of sunshine and 33.0% rainy days.
How many hours of sunshine does Java get in July?
Java averages 7.7 sunshine hours per day in July. It is the sunniest month with a climate score of 5.3/10.
What is the rainiest month in Java?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Java in July?
In July, overnight lows reach 72°F, while afternoon highs average 86°F.
Is Java good in winter?
In winter (December-February), Java scores 4.1/10 on average — Difficult period — prefer the peak season.. The best month overall remains July with a score of 5.3/10.
When should you avoid Java?
January is the most difficult month to visit Java, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Java in July?
In July, the sea averages 79°F in Java: warm, ideal. Ideal conditions for swimming and snorkeling.
Do you need sun protection in Java in July?
The average UV index reaches 7 in July in Java (high), with about 11.6h of daylight. Sunscreen and hat advised.