Weather forecast for tomorrowSiantan, Indonesia

Weather forecast for tomorrow

Tuesday 17. Nov 2026

  • 31°C
  • 25°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 63%
  • Precipitation: 6mm
  • Wind: 12km/hSW 231°
  • Humidity: 81%
  • UV index: 10
  • Sunrise: 05:24 WIB
  • Sunset: 17:31 WIB
  • ▼
Tomorrow, in Siantan, scattered thunderstorms may occur, especially in the afternoon, bringing periods of rain and lightning.
The chance of rainfall is high. However, precipitation will be light. A temperature range of a blazing 31°C to a temperate 25°C is predicted.
The maximum heat index, which represents the influence of relative humidity on air temperature, is assessed at a torridly hot 41°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The forecasted daily high is projected to match November's typical maximum of 31.2°C.
Sunrise will be at 05:24 and sunset at 17:31; tomorrow's daylight will last for 12h and 7min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 37°C.
Coldest period: 3h - 6h 29°C.

Chance of precipitation

Highest chance: 12h 55%.

Hourly weather forecast

  • 0h
  • 26°C
  • Feels like:
    30°C
Few Showers
Few Showers
  • Precip. probability: 33%
  • Precipitation: 1mm
  • Wind: 3km/hWNW 297°
  • Humidity: 93%
  • Pressure: 1010mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
  • 2h
  • 26°C
  • Feels like:
    30°C
Showers
Showers
  • Precip. probability: 40%
  • Precipitation: 3mm
  • Wind: 3km/hNNW 335°
  • Humidity: 94%
  • Pressure: 1009mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 4h
  • 25°C
  • Feels like:
    29°C
Cloudy
Cloudy
  • Precip. probability: 19%
  • Precipitation: 0mm
  • Wind: 3km/hN 10°
  • Humidity: 95%
  • Pressure: 1010mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
Sunrise: 05:24
  • 6h
  • 25°C
  • Feels like:
    29°C
Cloudy
Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 3km/hENE 73°
  • Humidity: 97%
  • Pressure: 1011mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 8h
  • 27°C
  • Feels like:
    32°C
Few Showers
Few Showers
  • Precip. probability: 34%
  • Precipitation: 1mm
  • Wind: 5km/hSE 146°
  • Humidity: 89%
  • Pressure: 1012mbar
  • Visibility: 12km
  • UV index: 4
  • ▼
  • 10h
  • 29°C
  • Feels like:
    35°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 52%
  • Precipitation: 1mm
  • Wind: 7km/hSW 220°
  • Humidity: 79%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 10
  • ▼
  • 12h
  • 30°C
  • Feels like:
    37°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 55%
  • Precipitation: 1mm
  • Wind: 10km/hWSW 244°
  • Humidity: 77%
  • Pressure: 1010mbar
  • Visibility: 11km
  • UV index: 10
  • ▼
  • 14h
  • 30°C
  • Feels like:
    36°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 47%
  • Precipitation: 1mm
  • Wind: 12km/hWSW 259°
  • Humidity: 77%
  • Pressure: 1009mbar
  • Visibility: 11km
  • UV index: 5
  • ▼
  • 16h
  • 29°C
  • Feels like:
    35°C
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 10km/hWSW 254°
  • Humidity: 79%
  • Pressure: 1009mbar
  • Visibility: 11km
  • UV index: 1
  • ▼
Sunset: 17:31
  • 18h
  • 28°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 6km/hW 264°
  • Humidity: 86%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 27°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 5km/hW 273°
  • Humidity: 87%
  • Pressure: 1012mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 22h
  • 27°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 4km/hW 264°
  • Humidity: 89%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
Tomorrow, on Tuesday, a combination of cloudy, wet and turbulent weather is predicted.
Rainfall is expected from midnight to 3h, and from 8h to 16h. With light precipitation of 3mm, most rainfall is expected at 2h.
The temperature will be between a minimum of 25°C and a maximum of 30°C. The feels-like temperature will be between a minimum of 29°C and a maximum of 37°C. The hottest part of the day will be from 11h to 15h.
The maximum temperature will be resembling November's average highest temperature of 31.2°C. The minimum temperature will be also consistent with November's average low of 24.2°C.
Updated: Nov 15, 2026 @ 20:54:20 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Tuesday, scattered thunderstorms are anticipated, and some of them may bring gusty winds and rain.

With a probability of 63%, light precipitation of 6mm is predicted.

Tomorrow, the highest temperature in Siantan will be 31°C, while the lowest temperature will be 25°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is appraised at 41°C.
The maximum temperature will be in line with the average highest temperature of 31.2°C in November. The lowest temperature will be also in line with the average low of 24.2°C.

On Tuesday, in Siantan, sunrise will be at 05:24 and sunset at 17:31 (WIB).

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