Weather forecast for tomorrowSiantan, Indonesia

Weather forecast for tomorrow

Sunday 15. Nov 2026

  • 29°C
  • 25°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 58%
  • Precipitation: 17mm
  • Wind: 12km/hSW 225°
  • Humidity: 85%
  • UV index: 10
  • Sunrise: 05:24 WIB
  • Sunset: 17:30 WIB
  • ▼
Tomorrow, on Sunday, 15th of November, expect scattered thunderstorms with occasional breaks in the rain.
With a high probability, moderate precipitation is expected. The day's temperature scale will range from a moderate high of a temperate 29°C to a minimum of a warm 25°C.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is evaluated at a steamy 36°C. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, the maximum temperature is forecasted to be relatively lower than November's climate norm of 31.2°C.
Sunrise will be at 05:24 and sunset at 17:30; tomorrow's daylight will last for 12h and 7min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 36°C.
Coldest period: 3h - 6h 29°C.

Chance of precipitation

Highest chance: 15h 55%.

Hourly weather forecast

  • 0h
  • 26°C
  • Feels like:
    30°C
Cloudy
Cloudy
  • Precip. probability: 19%
  • Precipitation: 0mm
  • Wind: 4km/hWNW 290°
  • Humidity: 94%
  • Pressure: 1011mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
  • 2h
  • 25°C
  • Feels like:
    25°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 3km/hNNW 340°
  • Humidity: 95%
  • Pressure: 1010mbar
  • Visibility: 6km
  • UV index: 0
  • ▼
  • 4h
  • 25°C
  • Feels like:
    29°C
Showers
Showers
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Wind: 4km/hSSE 146°
  • Humidity: 97%
  • Pressure: 1010mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
Sunrise: 05:24
  • 6h
  • 25°C
  • Feels like:
    29°C
Showers
Showers
  • Precip. probability: 45%
  • Precipitation: 1mm
  • Wind: 4km/hESE 106°
  • Humidity: 97%
  • Pressure: 1011mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 8h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Precip. probability: 47%
  • Precipitation: 1mm
  • Wind: 5km/hSSE 156°
  • Humidity: 90%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 2
  • ▼
  • 10h
  • 29°C
  • Feels like:
    35°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 56%
  • Precipitation: 2mm
  • Wind: 6km/hS 187°
  • Humidity: 81%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 6
  • ▼
  • 12h
  • 29°C
  • Feels like:
    36°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 54%
  • Precipitation: 1mm
  • Wind: 9km/hWSW 237°
  • Humidity: 81%
  • Pressure: 1009mbar
  • Visibility: 11km
  • UV index: 10
  • ▼
  • 14h
  • 29°C
  • Feels like:
    35°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 55%
  • Precipitation: 1mm
  • Wind: 11km/hWSW 258°
  • Humidity: 81%
  • Pressure: 1008mbar
  • Visibility: 11km
  • UV index: 4
  • ▼
  • 16h
  • 28°C
  • Feels like:
    34°C
Showers
Showers
  • Precip. probability: 47%
  • Precipitation: 1mm
  • Wind: 10km/hWSW 252°
  • Humidity: 85%
  • Pressure: 1008mbar
  • Visibility: 11km
  • UV index: 1
  • ▼
Sunset: 17:30
  • 18h
  • 27°C
  • Feels like:
    32°C
Few Showers
Few Showers
  • Precip. probability: 32%
  • Precipitation: 1mm
  • Wind: 6km/hW 262°
  • Humidity: 88%
  • Pressure: 1009mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 27°C
  • Feels like:
    31°C
Showers
Showers
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Wind: 5km/hWNW 282°
  • Humidity: 90%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 22h
  • 26°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 4km/hW 276°
  • Humidity: 91%
  • Pressure: 1011mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
Tomorrow, a combination of rainy, cloudy and storm-filled weather is forecasted.
Rainfall is anticipated practically throughout the entire day. With light precipitation of 2mm, the most intense rain will be falling at 10h, 11h and 23h.
The temperature will vary between a minimum of 25°C and a maximum of 29°C. The feels-like temperature will vary between a minimum of 25°C and a maximum of 36°C. The hottest part of the day will be from 10h to 15h.
The forecasted high will be relatively lower than the typical November maximum of 31.2°C. The night temperature will be also resembling the standard November low of 24.2°C.
Updated: Nov 14, 2026 @ 12:59:10 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Siantan, scattered thunderstorms are likely, with brief breaks between the stormy periods.

Moderate precipitation of 17mm is anticipated. The possibility of rainfall is 58%.

Tomorrow, the highest temperature will be 29°C, while the lowest temperature will be 25°C. The maximum heat index, which integrates air moisture with ambient temperature, is assessed at 36°C.
The highest temperature will be relatively lower than the average maximum of 31.2°C in November. The lowest temperature will be in line with the average low of 24.2°C.

On Sunday, in Siantan, sunrise will be at 05:24 and sunset at 17:30 (WIB).

In Siantan, the length of the day tomorrow will be 12h and 7min.