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Weather in Jakarta for September 2025

Your guide to Jakarta weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Jakarta is slightly cooler than the historical average by -1.3 °C.

  • Expect cooler weather in the next days in Jakarta with the forecast suggesting a temperature of 31.9 °C, lower than the historical average.

  • In general, the average temperature in Jakarta at the beginning of September is 33.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 33 °C by the end of September.

    • Rain 🌧️

  • Jakarta in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 104.5 mm.

    • More

  • Is September a good time to visit Jakarta? check out the best time to travel to Jakarta page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
11
Dry days
Average rainy days
19
Rainy days
Average snowy days
0
Snow days
Average temperatures
33°/26°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
59 %
Avg humidity

Jakarta Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
33°
2
Cloudy
34°
3
Light rain shower
33°
4
Patchy rain possible
34°
5
Sunny
34°
6
Light rain shower
33°
7
Partly cloudy
34°
8
Patchy rain possible
34°
9
Light rain shower
33°
10
Light rain shower
32°
11
Light rain shower
31°
12
Partly cloudy
34°
13
Partly cloudy
32°
14
Partly cloudy
34°
15
Partly cloudy
33°
16
Patchy rain possible
33°
17
Moderate rain
30°
18
Heavy rain
26°
19
Moderate rain
30°
20
Moderate rain
32°
21
Patchy rain possible
31°
22
Sunny
34°
23
Patchy rain possible
33°
24
Patchy rain possible
32°
25
Patchy rain possible
33°
26
Patchy rain possible
34°
27
Patchy rain possible
33°
28
Patchy rain possible
33°
29
Patchy rain possible
33°
30
Sunny
33°

Temperatures trend during September in Jakarta

See the weather trend as well as the moving average line

September weather in Jakarta day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 33° /25° 2.7 mm 8
2 Sept. Cloudy
Cloudy
 34° /25° 1.4 mm 8
3 Sept. Light rain shower
Light rain shower
 33° /26° 6 mm 8
4 Sept. Patchy rain possible
Patchy rain possible
 34° /25° 0.4 mm 8
5 Sept. Sunny
Sunny
 34° /26° 0.8 mm 8
6 Sept. Light rain shower
Light rain shower
 33° /25° 9.5 mm 8
7 Sept. Partly cloudy
Partly cloudy
 34° /26° 3.5 mm 8
8 Sept. Patchy rain possible
Patchy rain possible
 34° /26° 0.1 mm 8
9 Sept. Light rain shower
Light rain shower
 33° /25° 5.8 mm 8
10 Sept. Light rain shower
Light rain shower
 32° /25° 7.4 mm 8
11 Sept. Light rain shower
Light rain shower
 31° /25° 12.7 mm 8
12 Sept. Partly cloudy
Partly cloudy
 34° /25° 2.6 mm 8
13 Sept. Partly cloudy
Partly cloudy
 32° /25° 5 mm 8
14 Sept. Partly cloudy
Partly cloudy
 34° /25° 2.5 mm 8
15 Sept. Partly cloudy
Partly cloudy
 33° /26° 6.2 mm 8
16 Sept. Patchy rain possible
Patchy rain possible
 33° /27° 4.3 mm 2.7
17 Sept. Moderate rain
Moderate rain
 30° /26° 10.6 mm 1.8
18 Sept. Heavy rain
Heavy rain
 26° /24° 26.9 mm 0.4
19 Sept. Moderate rain
Moderate rain
 30° /24° 5.2 mm 2.6
20 Sept. Moderate rain
Moderate rain
 32° /25° 5.4 mm 3.1
21 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 0.3 mm 7
22 Sept. Sunny
Sunny
 34° /26° 0 mm 8
23 Sept. Patchy rain possible
Patchy rain possible
 33° /26° 0.3 mm 7
24 Sept. Patchy rain possible
Patchy rain possible
 32° /27° 0.5 mm 7
25 Sept. Patchy rain possible
Patchy rain possible
 33° /26° 0.7 mm 7
26 Sept. Patchy rain possible
Patchy rain possible
 34° /27° 1.1 mm 7
27 Sept. Patchy rain possible
Patchy rain possible
 33° /28° 0.4 mm 7
28 Sept. Patchy rain possible
Patchy rain possible
 33° /27° 0.4 mm 7
29 Sept. Patchy rain possible
Patchy rain possible
 33° /27° 2.1 mm 7
30 Sept. Sunny
Sunny
 33° /26° 2.7 mm 8
Next
Important Notice
Our weather forecast for Jakarta in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Jakarta forecast closer to your planned date for the most up-to-date weather information.
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Jakarta weather in September vs August vs October

Compare September weather in Jakarta with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures33°/25°33°/26°34°/27°
Rainfall50 mm105 mm107 mm
Wind18.4 km/h20.5 km/h20.5 km/h
Humidity62%59%58%
Rainy days15 days19 days24 days
Dry days16 days11 days7 days

Planning a trip to Jakarta? Discover the best time to visit

Jakarta in September - FAQ

What are the expected maximum and minimum temperatures in Jakarta during September?
During September, expect a variety of temperatures with highs around 33° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jakarta during September?
Significant rainfall exceeding 104.5 mm is expected in Jakarta during September, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Jakarta during September?
The average wind speed in Jakarta during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Jakarta in September?

As you prepare for your trip to Jakarta in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Jakarta, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
    • Sandals/Flip-flops: Comfortable for warm climates
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips

September rainfall patterns in Jakarta

Explore the daily rainfall trends and prepare for Jakartas September weather 💧

UV exposure in Jakarta during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Jakarta?

Get accurate weather forecasts for Jakarta, located at latitude -6.215 and longitude 106.845. Stay updated with localized weather information tailored for Jakarta.

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