Weather forecast for 10 daysSiantan, Indonesia
Weather forecast for the weekend
Saturday 31. Oct 2026
- 30°C
- 24°C
PM Thunderstorms
- Precip. probability: 37%
- Precipitation: 2mm
- Wind: 9km/hSE 136°
- Humidity: 80%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:30 WIB
- details ▼
Tomorrow, storm clouds will develop in the afternoon, bringing thunder and rain.
Minimal precipitation is expected. The maximum anticipated temperature is a blazing 30°C, while the minimum temperature will be a moderately hot 24°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is appraised at a sizzling 38°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow's peak temperature is anticipated to align with October's common high of 31.8°C.
Sunrise will be at 05:23 and sunset at 17:30; tomorrow's daylight will last for 12h and 7min.
Minimal precipitation is expected. The maximum anticipated temperature is a blazing 30°C, while the minimum temperature will be a moderately hot 24°C.
The maximum heat index, which indicates how humid air affects the felt temperature, is appraised at a sizzling 38°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow's peak temperature is anticipated to align with October's common high of 31.8°C.
Sunrise will be at 05:23 and sunset at 17:30; tomorrow's daylight will last for 12h and 7min.
Sunday 1. Nov 2026
- 33°C
- 25°C
PM Thunderstorms
- Precip. probability: 39%
- Precipitation: 3mm
- Wind: 10km/hENE 59°
- Humidity: 73%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:29 WIB
- details ▼
On Sunday, in Siantan, afternoon storms may bring rain and loud thunderclaps.
Minimal precipitation is forecasted. The maximum predicted temperature is a blazing 33°C, while the minimum temperature will be a warm 25°C.
October's standard high of 31.8°C is anticipated to be reached during the day.
Sunrise will be at 05:23 and sunset at 17:29; the daylight will last for 12h and 7min.
Minimal precipitation is forecasted. The maximum predicted temperature is a blazing 33°C, while the minimum temperature will be a warm 25°C.
October's standard high of 31.8°C is anticipated to be reached during the day.
Sunrise will be at 05:23 and sunset at 17:29; the daylight will last for 12h and 7min.
10-day overview
Daily temperatures
Warmest day: Sunday 33°C.
Minimum temperature: 30°C.
Minimum temperature: 30°C.
Chance of precipitation
Highest chance: today 79%.
Long-term weather forecast
- Friday
- 30. Oct 2026
- 30°C
- 24°C
Thunderstorms
- Precip. probability: 79%
- Precipitation: 9mm
- Wind: 12km/hWSW 246°
- Humidity: 79%
- UV index: 10
- Sunrise: 05:23 WIB
- Sunset: 17:30 WIB
- details ▼
- Saturday
- 31. Oct 2026
- 30°C
- 24°C
PM Thunderstorms
- Precip. probability: 37%
- Precipitation: 2mm
- Wind: 9km/hSE 136°
- Humidity: 80%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:30 WIB
- details ▼
- Sunday
- 1. Nov 2026
- 33°C
- 25°C
PM Thunderstorms
- Precip. probability: 39%
- Precipitation: 3mm
- Wind: 10km/hENE 59°
- Humidity: 73%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:29 WIB
- details ▼
- Monday
- 2. Nov 2026
- 32°C
- 24°C
Scattered Thunderstorms
- Precip. probability: 62%
- Precipitation: 11mm
- Wind: 10km/hSSW 195°
- Humidity: 77%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:29 WIB
- details ▼
- Tuesday
- 3. Nov 2026
- 31°C
- 24°C
Thunderstorms
- Precip. probability: 73%
- Precipitation: 14mm
- Wind: 8km/hE 88°
- Humidity: 80%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:29 WIB
- details ▼
- Wednesday
- 4. Nov 2026
- 31°C
- 24°C
Thunderstorms
- Precip. probability: 66%
- Precipitation: 14mm
- Wind: 9km/hN 10°
- Humidity: 79%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:29 WIB
- details ▼
- Thursday
- 5. Nov 2026
- 31°C
- 24°C
Thunderstorms
- Precip. probability: 72%
- Precipitation: 14mm
- Wind: 10km/hSW 234°
- Humidity: 81%
- UV index: 10
- Sunrise: 05:23 WIB
- Sunset: 17:29 WIB
- details ▼
- Friday
- 6. Nov 2026
- 30°C
- 24°C
Thunderstorms
- Precip. probability: 64%
- Precipitation: 12mm
- Wind: 9km/hW 271°
- Humidity: 82%
- UV index: 10
- Sunrise: 05:23 WIB
- Sunset: 17:30 WIB
- details ▼
- Saturday
- 7. Nov 2026
- 31°C
- 24°C
Thunderstorms
- Precip. probability: 60%
- Precipitation: 10mm
- Wind: 8km/hN 7°
- Humidity: 79%
- UV index: 11
- Sunrise: 05:23 WIB
- Sunset: 17:30 WIB
- details ▼
- Sunday
- 8. Nov 2026
- 31°C
- 24°C
Thunderstorms
- Precip. probability: 60%
- Precipitation: 14mm
- Wind: 9km/hSW 229°
- Humidity: 79%
- UV index: 10
- Sunrise: 05:23 WIB
- Sunset: 17:30 WIB
- details ▼
The forecast shows that frequent thunderstorms are expected across all days.
Rainfall is forecasted day-to-day, with daily precipitation varying from a minimal 2mm to a maximum of 14mm. The days with the most rainfall will be Tuesday through Thursday and next Sunday, with moderate precipitation of 14mm.
Temperature variation will be minimal during the next few days. The maximum temperature will vary between 30°C and 33°C, while the nighttime low will be also mostly stable, as the overnight low will fall between 24°C and 25°C.
Sunday will be the hottest day, with a maximum temperature of 33°C; Friday, Saturday and next Friday, with the highest temperature of 30°C, will be the coldest days in Siantan.
Combining with the humidity, the maximum feel-like temperature may increase significantly and vary between a fiery hot 37°C and a searing 45°C.
Rainfall is forecasted day-to-day, with daily precipitation varying from a minimal 2mm to a maximum of 14mm. The days with the most rainfall will be Tuesday through Thursday and next Sunday, with moderate precipitation of 14mm.
Temperature variation will be minimal during the next few days. The maximum temperature will vary between 30°C and 33°C, while the nighttime low will be also mostly stable, as the overnight low will fall between 24°C and 25°C.
Sunday will be the hottest day, with a maximum temperature of 33°C; Friday, Saturday and next Friday, with the highest temperature of 30°C, will be the coldest days in Siantan.
Combining with the humidity, the maximum feel-like temperature may increase significantly and vary between a fiery hot 37°C and a searing 45°C.
Updated: Oct 30, 2026 @ 01:28:12 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
In Siantan, daily storms are part of the outlook for the next ten days.
With daily precipitation varying from a maximum of 14mm to a minimum of 2mm, rainfall is expected every day in Siantan. With moderate precipitation of 14mm, Tuesday through Thursday and next Sunday will be the wettest days.
The maximum temperature will vary between 30°C and 33°C, while the minimum temperature will be between 24°C and 25°C.
Combining with the humidity, the maximum feel-like temperature will vary between 37°C and 45°C.
Combining with the humidity, the maximum feel-like temperature will vary between 37°C and 45°C.
Sunday will be the hottest day, with a maximum temperature of 33°C. With a maximum temperature of 30°C, Friday, Saturday and next Friday will be the coldest days.
On Saturday, thunderstorms are expected in the afternoon.
Tomorrow, there is a low chance of minimal precipitation in Siantan.
Tomorrow, the highest temperature will be 30°C, while the lowest temperature will be 24°C. The maximum heat index, which combines air temperature and relative humidity, is evaluated at 38°C.
The highest temperature tomorrow will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 24.3°C.
The highest temperature tomorrow will be in line with the average maximum temperature in October. The lowest temperature will be also in line with the average low of 24.3°C.
On Saturday, in Siantan, sunrise will be at 05:23 and sunset at 17:30 (WIB).
In Siantan, the length of the day tomorrow will be 12h and 7min.
On Sunday, cloud build-up may lead to afternoon thunderstorms.
On Sunday, there is a low probability of minimal rainfall in Siantan.
On Sunday, the highest temperature will be 33°C, while the lowest temperature will be 25°C.





