East Java (Surabaya)
September
Weather in East Java for September 2027
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 31.5 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 32.2 °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.
✨ Is September a good time to visit East Java? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
25
Dry days
5
Rainy days
0
Snow days
32°/24°
Temperatures
18 km/h
Avg max wind
63 %
Avg humidity
East Java Weather September
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What’s the Weather Like in East Java This September?
Discover the average temperatures and weather trends across East Java’s cities this September.
Temperatures trend during September in East Java
See the weather trend as well as the moving average line
September weather in East Java day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 31° /24° | 0 mm | 9 | |
| 2 Sept. | Sunny | 32° /24° | 0.1 mm | 9 | |
| 3 Sept. | Sunny | 32° /24° | 0.5 mm | 8 | |
| 4 Sept. | Sunny | 32° /24° | 0.5 mm | 8 | |
| 5 Sept. |  Partly cloudy | 32° /23° | 0.1 mm | 8 | |
| 6 Sept. | Sunny | 32° /24° | 0 mm | 8 | |
| 7 Sept. | Sunny | 32° /24° | 0.3 mm | 9 | |
| 8 Sept. | Partly cloudy | 32° /24° | 0.2 mm | 9 | |
| 9 Sept. |  Patchy rain possible | 32° /24° | 0.6 mm | 8 | |
| 10 Sept. |  Light rain | 32° /25° | 4.3 mm | 7 | |
| 11 Sept. | Patchy rain possible | 32° /25° | 0.3 mm | 8 | |
| 12 Sept. | Patchy rain possible | 32° /25° | 0.3 mm | 7 | |
| 13 Sept. | Sunny | 32° /25° | 0.2 mm | 9 | |
| 14 Sept. | Partly cloudy | 32° /24° | 0.1 mm | 8 | |
| 15 Sept. | Sunny | 33° /24° | 0.1 mm | 8 | |
| 16 Sept. | Patchy rain possible | 32° /24° | 0.1 mm | 8 | |
| 17 Sept. | Patchy rain possible | 32° /24° | 1.4 mm | 8 | |
| 18 Sept. |  Overcast | 32° /25° | 0.5 mm | 8 | |
| 19 Sept. | Patchy rain possible | 32° /25° | 0.3 mm | 8 | |
| 20 Sept. | Patchy rain possible | 32° /25° | 0.4 mm | 8 | |
| 21 Sept. | Patchy rain possible | 32° /25° | 0.6 mm | 8 | |
| 22 Sept. | Patchy rain possible | 32° /25° | 0.1 mm | 8 | |
| 23 Sept. | Patchy rain possible | 32° /24° | 1.1 mm | 9 | |
| 24 Sept. | Patchy rain possible | 32° /25° | 0.2 mm | 7 | |
| 25 Sept. | Patchy rain possible | 32° /25° | 1.1 mm | 8 | |
| 26 Sept. | Patchy rain possible | 33° /25° | 1 mm | 8 | |
| 27 Sept. | Light rain | 32° /25° | 2.8 mm | 8 | |
| 28 Sept. | Sunny | 32° /25° | 0.5 mm | 8 | |
| 29 Sept. | Patchy rain possible | 32° /26° | 1.1 mm | 8 | |
| 30 Sept. | Light rain | 32° /25° | 4.5 mm | 8 | |
| 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.
Change Month
East Java weather in September vs August vs October
Compare September weather in East Java with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| August | September | October | |
|---|---|---|---|
| Weather | Sunny | Patchy rain possible | Patchy rain possible |
| Temperatures | 31°/23° | 32°/24° | 33°/26° |
| Rainfall | 20 mm | 23 mm | 45 mm |
| Wind | 17.1 km/h | 18.3 km/h | 16.9 km/h |
| Humidity | 66% | 63% | 62% |
| Rainy days | 5 days | 5 days | 9 days |
| Dry days | 26 days | 25 days | 22 days |
Planning a trip to East Java? Discover the best time to visit
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?
In September, East Java can expect light to moderate rainfall, totaling 23.1 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
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.
September rainfall patterns in East Java
Explore the daily rainfall trends and prepare for East Javas September weather 💧
Typically, East Java has 5 rainy days in September with a total of 23.1 mm of rainfall.
UV exposure in East Java during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
What to pack to East Java in September?
Warm & sunny · highs around 32 °C, occasional showers
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.
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🧥 Clothing
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🎒 Accessories
🧴 Personal Items
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