Weather forecast for 10 daysSiantan, Indonesia

Weather forecast for the weekend

Sunday 1. Nov 2026

  • 33°C
  • 25°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 44%
  • Precipitation: 4mm
  • Wind: 12km/hNNE 12°
  • Humidity: 73%
  • UV index: 11
  • Sunrise: 05:23 WIB
  • Sunset: 17:29 WIB
  • ▼
Tomorrow, on Sunday, 1st of November, thunderstorms are expected in the afternoon.
The chance of rain is low, and light precipitation is forecasted. The temperature will vary between a maximum of a humid 33°C and a minimum of a warm 25°C.
The maximum heat index, which adjusts the air temperature based on humidity, is appraised at a searing 45°C. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow's temperature is predicted to match October's standard peak of 31.8°C.
Sunrise will be at 05:23 and sunset at 17:29; tomorrow's daylight will last for 12h and 7min.

10-day overview

Daily temperatures

Warmest day: tomorrow 33°C.
Minimum temperature: 30°C.

Chance of precipitation

Highest chance: Wednesday 76%.

Long-term weather forecast

  • Saturday
  • 31. Oct 2026
  • min.
  • 24°C
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 5km/hNE 54°
  • Humidity: 92%
  • UV index: 0
  • Sunrise: 05:23 WIB
  • Sunset: 17:30 WIB
  • ▼
  • Sunday
  • 1. Nov 2026
  • 33°C
  • 25°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 44%
  • Precipitation: 4mm
  • Wind: 12km/hNNE 12°
  • Humidity: 73%
  • UV index: 11
  • Sunrise: 05:23 WIB
  • Sunset: 17:29 WIB
  • ▼
  • Monday
  • 2. Nov 2026
  • 31°C
  • 24°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 49%
  • Precipitation: 8mm
  • Wind: 9km/hSSW 198°
  • Humidity: 78%
  • UV index: 11
  • Sunrise: 05:23 WIB
  • Sunset: 17:29 WIB
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 32°C
  • 24°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 63%
  • Precipitation: 10mm
  • Wind: 9km/hS 171°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:23 WIB
  • Sunset: 17:29 WIB
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 31°C
  • 24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 76%
  • Precipitation: 15mm
  • Wind: 8km/hNNE 23°
  • Humidity: 81%
  • UV index: 11
  • Sunrise: 05:23 WIB
  • Sunset: 17:29 WIB
  • ▼
  • Thursday
  • 5. Nov 2026
  • 31°C
  • 24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 66%
  • Precipitation: 13mm
  • Wind: 10km/hSW 236°
  • Humidity: 81%
  • UV index: 11
  • Sunrise: 05:23 WIB
  • Sunset: 17:29 WIB
  • ▼
  • Friday
  • 6. Nov 2026
  • 30°C
  • 24°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 50%
  • Precipitation: 9mm
  • Wind: 9km/hW 273°
  • Humidity: 82%
  • UV index: 10
  • Sunrise: 05:23 WIB
  • Sunset: 17:30 WIB
  • ▼
  • Saturday
  • 7. Nov 2026
  • 31°C
  • 24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 65%
  • Precipitation: 9mm
  • Wind: 9km/hN 353°
  • Humidity: 79%
  • UV index: 11
  • Sunrise: 05:23 WIB
  • Sunset: 17:30 WIB
  • ▼
  • Sunday
  • 8. Nov 2026
  • 31°C
  • 24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 13mm
  • Wind: 9km/hWSW 239°
  • Humidity: 79%
  • UV index: 10
  • Sunrise: 05:23 WIB
  • Sunset: 17:30 WIB
  • ▼
  • Monday
  • 9. Nov 2026
  • 30°C
  • 24°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 14mm
  • Wind: 9km/hSW 216°
  • Humidity: 82%
  • UV index: 10
  • Sunrise: 05:23 WIB
  • Sunset: 17:30 WIB
  • ▼
In the days ahead, primarily stormy and occasionally cloudy weather is expected.
Rain is expected on Sunday through next Monday.
Fluctuations in temperature will be barely perceptible over the next several days. Highs will range from 30°C to 33°C, while the lowest nightly temperature differences will be also negligible, as the minimum temperature is expected to range between 24°C and 25°C.
With the highest temperature of 33°C, Sunday will be the hottest day; the coldest days will be Friday and next Monday, with a maximum of 30°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase vastly and vary between a torrid 38°C and a searing 45°C.
Updated: Oct 31, 2026 @ 11:38:25 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Siantan, afternoon storms may bring rain and loud thunderclaps.

Light precipitation of 4mm is predicted. The possibility of rainfall is 44%.

Tomorrow, the maximum temperature will be 33°C, while the minimum temperature will be 25°C. The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at 45°C.
The maximum temperature will be in line with the average highest temperature of 31.8°C in October. Tomorrow, the lowest temperature will be also in line with the average low temperature.

On Sunday, in Siantan, sunrise will be at 05:23 and sunset at 17:29 (WIB).

In Siantan, tomorrow, there will be 12h and 7min of daylight.