East Java (Surabaya)
September
Weather in East Java for September 2025
Your guide to East Java weather in September - trends and predictions
In general, the average temperature in East Java at the beginning of September is 31.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 32.4 °C by the end of September.
With an average of 5 rainy days, East Java experiences minimal rainfall in September.
Is September a good time to visit East Java? check out the best time to travel to East Java page.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
25
Dry days
5
Rainy days
0
Snow days
32°/24°
Temperatures
18 km/h
Avg max wind
62 %
Avg humidity
East Java in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2 31° | 3 32° | 4 32° | 5 31° | 6 32° | 7  32° |
| 8 31° | 9 32° | 10 32° | 11 32° | 12 32° | 13 32° | 14 32° |
| 15 33° | 16 32° | 17  32° | 18  32° | 19 32° | 20 32° | 21 32° |
| 22 32° | 23 32° | 24 32° | 25 32° | 26 33° | 27 32° | 28 32° |
| 29 33° | 30 33° |
You can click on date
Access East Java weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in East Java
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 31° /23° | 0 mm | 9 | |
| 2 Sept. | Sunny | 31° /23° | 0.1 mm | 9 | |
| 3 Sept. | Sunny | 32° /23° | 0.1 mm | 9 | |
| 4 Sept. | Sunny | 32° /23° | 0.2 mm | 8 | |
| 5 Sept. | Sunny | 31° /23° | 0.1 mm | 8 | |
| 6 Sept. | Sunny | 32° /24° | 0 mm | 9 | |
| 7 Sept. | Partly cloudy | 32° /24° | 0.7 mm | 8 | |
| 8 Sept. | Partly cloudy | 31° /24° | 0.3 mm | 9 | |
| 9 Sept. | Sunny | 32° /24° | 0.3 mm | 8 | |
| 10 Sept. | Sunny | 32° /24° | 2.7 mm | 8 | |
| 11 Sept. | Sunny | 32° /24° | 0.3 mm | 8 | |
| 12 Sept. | Partly cloudy | 32° /24° | 0.2 mm | 8 | |
| 13 Sept. | Sunny | 32° /24° | 0 mm | 9 | |
| 14 Sept. | Partly cloudy | 32° /24° | 0 mm | 9 | |
| 15 Sept. | Sunny | 33° /23° | 0.1 mm | 8 | |
| 16 Sept. | Sunny | 32° /24° | 0 mm | 8 | |
| 17 Sept. | Patchy rain possible | 32° /24° | 0.3 mm | 8 | |
| 18 Sept. | Overcast | 32° /24° | 0 mm | 8 | |
| 19 Sept. | Patchy rain possible | 32° /24° | 0 mm | 8 | |
| 20 Sept. | Patchy rain possible | 32° /24° | 0.1 mm | 8 | |
| 21 Sept. | Partly cloudy | 32° /24° | 0.1 mm | 8 | |
| 22 Sept. | Sunny | 32° /24° | 0.1 mm | 8 | |
| 23 Sept. | Sunny | 32° /24° | 2.2 mm | 8 | |
| 24 Sept. | Patchy rain possible | 32° /25° | 0.4 mm | 8 | |
| 25 Sept. | Patchy rain possible | 32° /24° | 1.1 mm | 8 | |
| 26 Sept. | Sunny | 33° /24° | 1.9 mm | 8 | |
| 27 Sept. | Sunny | 32° /24° | 2.4 mm | 8 | |
| 28 Sept. | Sunny | 32° /25° | 0.4 mm | 8 | |
| 29 Sept. | Partly cloudy | 33° /25° | 0.1 mm | 8 | |
| 30 Sept. | Partly cloudy | 33° /25° | 0.1 mm | 9 | |
| Next | |||||
Important Notice
Our weather forecast for East Java 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 East Java forecast closer to your planned date for the most up-to-date weather information.
East Java in September - FAQ
What are the expected maximum and minimum temperatures in East Java during September?
During September, expect a variety of temperatures with highs around 32° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in East Java during September?
Expect minimal rainfall in East Java during September, with a total of 14.4 mm over approximately 5 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in East Java during September?
The average wind speed in East Java during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to East Java in September?
As you prepare for your trip to East Java 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 East Java, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Footwear
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in East Java
Explore the daily rainfall trends and prepare for East Javas September weather 💧
UV exposure in East Java during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Provinces in East Java
Select a province for an accurate weather forecast
Top locations in East Java
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is East Java?Get accurate weather forecasts for East Java, located at latitude -7.249 and longitude 112.751. Stay updated with localized weather information tailored for East Java.
Found a mistake?
We appreciate your attention to details. Tell us here.