Weather in Surabaya for December 2026
In general, the average temperature in Surabaya at the beginning of December is 30.5 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.8 °C by the end of December.
Surabaya experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 307.5 mm.
Is December a good time to visit Surabaya? check out the best time to travel to Surabaya page.
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Surabaya Weather December
Temperatures trend during December in Surabaya
December weather in Surabaya day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Moderate rain | 30° /26° | 11.7 mm | 9 | |
| 2 Dec. | Moderate rain | 30° /25° | 11.5 mm | 9 | |
| 3 Dec. |  Light rain | 30° /25° | 6.5 mm | 9 | |
| 4 Dec. | Light rain | 31° /25° | 8 mm | 9 | |
| 5 Dec. | Light rain | 31° /25° | 8 mm | 9 | |
| 6 Dec. | Moderate rain | 30° /25° | 15.5 mm | 9 | |
| 7 Dec. | Moderate rain | 31° /25° | 10.1 mm | 9 | |
| 8 Dec. | Moderate rain | 32° /25° | 11.4 mm | 9 | |
| 9 Dec. | Light rain | 31° /25° | 8.2 mm | 9 | |
| 10 Dec. |  Moderate or heavy rain shower | 31° /25° | 7.6 mm | 9 | |
| 11 Dec. | Moderate rain | 31° /25° | 13.5 mm | 9 | |
| 12 Dec. | Moderate rain | 31° /24° | 22.5 mm | 9 | |
| 13 Dec. | Light rain | 30° /25° | 9 mm | 9 | |
| 14 Dec. | Moderate rain | 31° /25° | 10.2 mm | 9 | |
| 15 Dec. | Moderate rain | 30° /25° | 10.8 mm | 9 | |
| 16 Dec. | Moderate rain | 30° /24° | 15.2 mm | 9 | |
| 17 Dec. | Moderate rain | 31° /24° | 10.7 mm | 9 | |
| 18 Dec. | Light rain | 31° /25° | 4.2 mm | 9 | |
| 19 Dec. | Light rain | 31° /25° | 9 mm | 9 | |
| 20 Dec. | Light rain | 31° /24° | 5.2 mm | 9 | |
| 21 Dec. | Moderate rain | 32° /25° | 12.2 mm | 9 | |
| 22 Dec. | Light rain | 31° /25° | 8.6 mm | 8 | |
| 23 Dec. | Moderate or heavy rain shower | 31° /25° | 7.8 mm | 8 | |
| 24 Dec. | Light rain | 31° /25° | 8.3 mm | 8 | |
| 25 Dec. | Moderate rain | 30° /25° | 10.7 mm | 8 | |
| 26 Dec. | Moderate or heavy rain shower | 31° /24° | 9.6 mm | 7 | |
| 27 Dec. | Light rain | 30° /25° | 4 mm | 8 | |
| 28 Dec. | Light rain | 30° /25° | 6.9 mm | 7 | |
| 29 Dec. | Light rain | 29° /25° | 8.5 mm | 8 | |
| 30 Dec. | Light rain | 30° /25° | 5.4 mm | 8 | |
| 31 Dec. | Moderate rain | 30° /25° | 16.4 mm | 7 | |
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Surabaya weather in December vs November vs January
| November | December | January | |
|---|---|---|---|
| Weather |  Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 32°/26° | 31°/25° | 30°/24° |
| Rainfall | 212 mm | 308 mm | 329 mm |
| Wind | 13.2 km/h | 12 km/h | 13.9 km/h |
| Humidity | 69% | 76% | 79% |
| Rainy days | 26 days | 27 days | 29 days |
| Dry days | 4 days | 4 days | 2 days |
Planning a trip to Surabaya? Discover the best time to visit
Surabaya in December - FAQ
What are the expected maximum and minimum temperatures in Surabaya during December?
How much rainfall should be expected in Surabaya during December?
What are the typical wind conditions in Surabaya during December?
December rainfall patterns in Surabaya
UV exposure in Surabaya during December
What to pack to Surabaya in December?
Warm & sunny · highs around 31 °C, frequent showers
As you prepare for your trip to Surabaya in December, 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 Surabaya, during December, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
🧴 Personal Items
Where is Surabaya?Get accurate weather forecasts for Surabaya, located at latitude -7.249 and longitude 112.751. Stay updated with localized weather information tailored for Surabaya.