Weather forecast for tomorrowPematangsiantar, Indonesia

Weather forecast for tomorrow

Monday 9. Nov 2026

  • 29°C
  • 22°C
PM Showers
PM Showers
  • Precip. probability: 51%
  • Precipitation: 7mm
  • Wind: 12km/hNE 47°
  • Humidity: 81%
  • UV index: 11
  • Sunrise: 06:07 WIB
  • Sunset: 18:07 WIB
  • ▼
On Monday, in Pematangsiantar, scattered showers are also possible later in the day.
The chance of rainfall for tomorrow is high. However, precipitation will be light. The temperature variation is predicted to range from a maximum of a moderately hot 29°C to a minimum of a delightful 22°C.
The maximum heat index, which integrates air moisture with ambient temperature, is assessed at a steamy 35°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.
November's standard high of 28.2°C is forecasted to be reached during the day.
Sunrise will be at 06:07 and sunset at 18:07; tomorrow's daylight will last for 12h and 0min.

Hourly overview

Hourly temperatures

Warmest hour: 15h 33°C.
Coldest period: 3h - 6h 24°C.

Chance of precipitation

Highest chance: 15h 49%.

Hourly weather forecast

  • 0h
  • 24°C
  • Feels like:
    26°C
Cloudy
Cloudy
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 5km/hSW 224°
  • Humidity: 94%
  • Pressure: 1013mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 2h
  • 23°C
  • Feels like:
    25°C
Cloudy
Cloudy
  • Precip. probability: 18%
  • Precipitation: 0mm
  • Wind: 5km/hSW 235°
  • Humidity: 94%
  • Pressure: 1012mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 4h
  • 23°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Precip. probability: 13%
  • Precipitation: 0mm
  • Wind: 5km/hSW 233°
  • Humidity: 96%
  • Pressure: 1011mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 6h
  • 23°C
  • Feels like:
    24°C
Cloudy
Cloudy
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 5km/hSW 230°
  • Humidity: 96%
  • Pressure: 1012mbar
  • Visibility: 12km
  • UV index: 0
  • ▼
Sunrise: 06:07
  • 8h
  • 24°C
  • Feels like:
    27°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 5km/hSW 225°
  • Humidity: 90%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 10h
  • 27°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 7km/hSE 125°
  • Humidity: 79%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 8
  • ▼
  • 12h
  • 28°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 11km/hNE 45°
  • Humidity: 75%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 11
  • ▼
  • 14h
  • 29°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 12km/hNNE 33°
  • Humidity: 74%
  • Pressure: 1009mbar
  • Visibility: 15km
  • UV index: 8
  • ▼
  • 16h
  • 28°C
  • Feels like:
    32°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 51%
  • Precipitation: 2mm
  • Wind: 12km/hNNE 31°
  • Humidity: 80%
  • Pressure: 1009mbar
  • Visibility: 11km
  • UV index: 2
  • ▼
  • 18h
  • 26°C
  • Feels like:
    30°C
Showers
Showers
  • Precip. probability: 45%
  • Precipitation: 1mm
  • Wind: 6km/hNE 42°
  • Humidity: 88%
  • Pressure: 1010mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
Sunset: 18:07
  • 20h
  • 25°C
  • Feels like:
    28°C
Showers
Showers
  • Precip. probability: 42%
  • Precipitation: 1mm
  • Wind: 4km/hSSE 157°
  • Humidity: 93%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 22h
  • 24°C
  • Feels like:
    27°C
Showers
Showers
  • Precip. probability: 40%
  • Precipitation: 1mm
  • Wind: 5km/hSW 229°
  • Humidity: 95%
  • Pressure: 1013mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
Tomorrow, on Monday, a combination of cloudy, rain-filled and storm-filled weather is anticipated.
Rainfall is forecasted from 15h to 23h. With light precipitation of 2mm, the most intense rain will be falling from 15h to 17h.
The temperature will be between the lowest temperature of 23°C and the highest temperature of 29°C. The feels-like temperature will vary between the lowest temperature of 24°C and the highest temperature of 33°C. The hottest part of the day will be from 13h to 15h.
The forecasted high will be alike with the typical November maximum of 28.2°C. The night temperature will be also close to the standard November low of 21°C.
Updated: Nov 8, 2026 @ 09:44:36 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, a few rain showers may pass through in the afternoon.

With a probability of 51%, light precipitation of 7mm is anticipated in Pematangsiantar.

Tomorrow, the maximum temperature in Pematangsiantar will be 29°C, while the minimum temperature will be 22°C. The maximum heat index, which integrates air moisture with ambient temperature, is assessed at 35°C.
The highest temperature will be in line with the average maximum of 28.2°C in November. The lowest temperature will be also in line with the average low of 21°C.

On Monday, in Pematangsiantar, sunrise will be at 06:07 and sunset at 18:07 (WIB).

Tomorrow, the daylight will last for 12h and 0min.