Climate guide for Jakarta, Indonesia

Best Time to Visit
Jakarta

How to read the score (0–10)
05810
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About Jakarta

January-March is the sweet spot: visit Kota Tua, cool in museums, and graze night stalls. Slightly cooler dry months ease outdoor heritage hours.

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Travel Tips

Museum Morning Cool
Tour air-conditioned museums mid-morning before traffic peaks. Kota Tua is more pleasant early before heat and crowds.
MRT Gojek & Traffic Reality
MRT and TransJakarta beat cars across the core; Gojek/Grab fill last miles. Build large buffers for airport runs at rush hour.
Attraction Ticket Apps
Major museums and Ancol attractions sell tickets online to skip booths. Carry small cash for street parking attendants and tips.
Heat Humidity & Modesty
Equatorial humidity drains energy - hydrate and use indoor breaks. Dress modestly at mosques and some government sites.

Things to do in Jakarta

Jakarta, Indonesia. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Jakarta: the short answer

The best time to visit Jakarta is August, followed by July, September. Those months combine the most usable temperatures with the fewest lost days to rain: August averages 27°C with 70 mm of rain and about 31 sunny days. The months to avoid unless you have a specific reason are November, December. If budget matters more than perfect weather, June is the strongest of the low-rate months at 4.6/10.

Across the year Jakarta swings from 26°C in February to 28°C in October, a 2-degree spread, while rainfall ranges from 70 mm in August to 274 mm in March. That is the whole planning problem in one sentence: Jakarta is not equally good year-round, and the difference between the best and worst month here is 2.2 points on a 10-point scale.

Warmest month: October (28°C). Coolest: February (26°C). Driest: August (70 mm). Wettest: March (274 mm).

Jakarta month by month

January in Jakarta — the hardest end of the year

Hardest · 4.3/10

January averages 27°C (80°F) with humidity around 83%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

266 mm of rain puts this in monsoon territory — about 27 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.3/10 here, 7th of 12 months, against 6.2/10 in the destination's best month.

Expect mid-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 1.9 points higher on the same scale.

February in Jakarta — the hardest end of the year

Hardest · 4.3/10

February averages 26°C (79°F) with humidity around 85%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

271 mm of rain puts this in monsoon territory — about 23 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.3/10 here, 8th of 12 months, against 6.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 1.9 points higher on the same scale.

March in Jakarta — the hardest end of the year

Hardest · 4.2/10

March averages 27°C (80°F) with humidity around 85%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

274 mm of rain puts this in monsoon territory — about 27 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.2/10 here, 9th of 12 months, against 6.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 2 points higher on the same scale.

April in Jakarta — the hardest end of the year

Hardest · 4.2/10

April averages 27°C (81°F) with humidity around 84%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

216 mm of rain puts this in monsoon territory — about 29 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.2/10 here, 10th of 12 months, against 6.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 2 points higher on the same scale.

May in Jakarta — the hardest end of the year

Hardest · 4.4/10

May averages 27°C (81°F) with humidity around 83%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

At 165 mm this is a genuinely wet month: about 29 sunny days in total, and outdoor plans need an indoor fallback.

It scores 4.4/10 here, 6th of 12 months, against 6.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination. That combination — decent conditions at the lowest rates of the year — is the best value window on this page.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 1.8 points higher on the same scale.

June in Jakarta — the hardest end of the year

Hardest · 4.6/10

June averages 27°C (80°F) with humidity around 83%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

At 163 mm this is a genuinely wet month: about 29 sunny days in total, and outdoor plans need an indoor fallback.

It scores 4.6/10 here, 4th of 12 months, against 6.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination. That combination — decent conditions at the lowest rates of the year — is the best value window on this page.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 1.6 points higher on the same scale.

July in Jakarta — workable with trade-offs

Trade-offs · 5.7/10

July averages 27°C (81°F) with humidity around 78%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 98 mm, so plan one flexible day in three; you still get about 31 sunny days and 11.8 hours of daylight.

It scores 5.7/10 here, 2nd of 12 months, against 6.2/10 in the destination's best month.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

August in Jakarta — the year's strongest window

Best window · 6.2/10

August averages 27°C (81°F) with humidity around 75%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 70 mm, so plan one flexible day in three; you still get about 31 sunny days and 11.9 hours of daylight.

On our climate-comfort scale this is the top-ranked month of the year for Jakarta at 6.2/10 — the reference point every other month on this page is measured against.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

September in Jakarta — workable with trade-offs

Trade-offs · 5.4/10

September averages 28°C (82°F) with humidity around 75%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

At 114 mm this is a genuinely wet month: about 30 sunny days in total, and outdoor plans need an indoor fallback.

It scores 5.4/10 here, 3rd of 12 months, against 6.2/10 in the destination's best month.

Expect mid-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

October in Jakarta — the hardest end of the year

Hardest · 4.5/10

October averages 28°C (82°F) with humidity around 76%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

At 161 mm this is a genuinely wet month: about 30 sunny days in total, and outdoor plans need an indoor fallback.

It scores 4.5/10 here, 5th of 12 months, against 6.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination. That combination — decent conditions at the lowest rates of the year — is the best value window on this page.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 1.7 points higher on the same scale.

November in Jakarta — the hardest end of the year

Hardest · 4/10

November averages 27°C (81°F) with humidity around 83%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

271 mm of rain puts this in monsoon territory — about 27 sunny days across the whole month, and multi-day washouts are normal.

It scores 4/10 here, 12th of 12 months, against 6.2/10 in the destination's best month.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 2.2 points higher on the same scale.

December in Jakarta — the hardest end of the year

Hardest · 4.2/10

December averages 27°C (81°F) with humidity around 82%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

273 mm of rain puts this in monsoon territory — about 26 sunny days across the whole month, and multi-day washouts are normal.

It scores 4.2/10 here, 11th of 12 months, against 6.2/10 in the destination's best month.

Expect mid-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, August is materially better in Jakarta — 2 points higher on the same scale.

Frequently asked

When is the best time to visit Jakarta, Indonesia?
In Ideal Weather mode, the best months to visit Jakarta are August, July, September. August is the single peak month with an Ideal Weather score of 6.2/10 based on temperature, rainfall, humidity, daylight and historical sunny days.
What is the weather like in Jakarta year-round?
Jakarta has a climate profile suited to sightseeing and cultural travel. Average monthly temperatures range from 26°C in February to 28°C in October, with Ideal Weather scores between 4.0 and 6.2 out of 10.
Which months should I avoid in Jakarta?
The lowest Ideal Weather-scoring months in Jakarta are November (4.0/10), March (4.2/10), April (4.2/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.
When is the rainy season in Jakarta?
March is the wettest month in Jakarta, averaging about 274 mm of rainfall. August is the driest, at roughly 70 mm.
Which is the sunniest month in Jakarta?
July sees the most sun in Jakarta, with about 31 sunny days on average - ideal for outdoor plans.
Is Jakarta a good destination for sightseeing and cultural travel?
Jakarta is well suited to sightseeing and cultural travel. Its highest Ideal Weather window (August, July, September) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Jakarta calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Jakarta: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days - weighted for sightseeing and cultural travel.

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