Weather forecast for 10 daysPematangsiantar, Indonesia
Weather forecast for the weekend
Saturday 31. Oct 2026
- 29°C
- 22°C
PM Thunderstorms
- Precip. probability: 45%
- Precipitation: 3mm
- Wind: 13km/hENE 74°
- Humidity: 82%
- UV index: 11
- Sunrise: 06:06 WIB
- Sunset: 18:07 WIB
- details ▼
On Saturday, 31st of October, thunderstorms are expected in the afternoon.
Minimal precipitation is predicted. The temperature scale will run from a maximum of a warm 29°C to a minimum of an agreeable 22°C.
The maximum temperature will align with October's usual high of 28.9°C.
Sunrise will be at 06:06 and sunset at 18:07; the daylight will last for 12h and 1min.
Minimal precipitation is predicted. The temperature scale will run from a maximum of a warm 29°C to a minimum of an agreeable 22°C.
The maximum temperature will align with October's usual high of 28.9°C.
Sunrise will be at 06:06 and sunset at 18:07; the daylight will last for 12h and 1min.
Sunday 1. Nov 2026
- 30°C
- 23°C
PM Thunderstorms
- Precip. probability: 60%
- Precipitation: 4mm
- Wind: 13km/hENE 77°
- Humidity: 81%
- UV index: 11
- Sunrise: 06:06 WIB
- Sunset: 18:07 WIB
- details ▼
On Sunday, in Pematangsiantar, showers and thunder will dominate the later part of the day.
With a high probability, light precipitation is predicted. The temperature variation is forecasted to range from a maximum of a hot 30°C to a minimum of a moderately hot 23°C.
The forecasted maximum temperature will closely reflect October's average high of 28.9°C.
Sunrise will be at 06:06 and sunset at 18:07; the daylight will last for 12h and 1min.
With a high probability, light precipitation is predicted. The temperature variation is forecasted to range from a maximum of a hot 30°C to a minimum of a moderately hot 23°C.
The forecasted maximum temperature will closely reflect October's average high of 28.9°C.
Sunrise will be at 06:06 and sunset at 18:07; the daylight will last for 12h and 1min.
10-day overview
Daily temperatures
Warmest day: Sunday 30°C.
Minimum temperature: 28°C.
Minimum temperature: 28°C.
Chance of precipitation
Highest chance: 71%.
Long-term weather forecast
- Thursday
- 29. Oct 2026
- min.
- 22°C
Showers
- Precip. probability: 66%
- Precipitation: 5mm
- Wind: 6km/hSSW 201°
- Humidity: 96%
- UV index: 0
- Sunrise: 06:06 WIB
- Sunset: 18:08 WIB
- details ▼
- Friday
- 30. Oct 2026
- 29°C
- 22°C
PM Thunderstorms
- Precip. probability: 55%
- Precipitation: 3mm
- Wind: 12km/hE 86°
- Humidity: 81%
- UV index: 11
- Sunrise: 06:06 WIB
- Sunset: 18:08 WIB
- details ▼
- Saturday
- 31. Oct 2026
- 29°C
- 22°C
PM Thunderstorms
- Precip. probability: 45%
- Precipitation: 3mm
- Wind: 13km/hENE 74°
- Humidity: 82%
- UV index: 11
- Sunrise: 06:06 WIB
- Sunset: 18:07 WIB
- details ▼
- Sunday
- 1. Nov 2026
- 30°C
- 23°C
PM Thunderstorms
- Precip. probability: 60%
- Precipitation: 4mm
- Wind: 13km/hENE 77°
- Humidity: 81%
- UV index: 11
- Sunrise: 06:06 WIB
- Sunset: 18:07 WIB
- details ▼
- Monday
- 2. Nov 2026
- 28°C
- 22°C
Thunderstorms
- Precip. probability: 71%
- Precipitation: 12mm
- Wind: 12km/hNNE 14°
- Humidity: 86%
- UV index: 11
- Sunrise: 06:06 WIB
- Sunset: 18:07 WIB
- details ▼
- Tuesday
- 3. Nov 2026
- 29°C
- 22°C
Thunderstorms
- Precip. probability: 64%
- Precipitation: 13mm
- Wind: 11km/hNNE 29°
- Humidity: 84%
- UV index: 11
- Sunrise: 06:06 WIB
- Sunset: 18:07 WIB
- details ▼
- Wednesday
- 4. Nov 2026
- 29°C
- 22°C
Thunderstorms
- Precip. probability: 71%
- Precipitation: 15mm
- Wind: 10km/hE 93°
- Humidity: 83%
- UV index: 11
- Sunrise: 06:07 WIB
- Sunset: 18:07 WIB
- details ▼
- Thursday
- 5. Nov 2026
- 28°C
- 22°C
Thunderstorms
- Precip. probability: 67%
- Precipitation: 11mm
- Wind: 10km/hNE 48°
- Humidity: 87%
- UV index: 10
- Sunrise: 06:07 WIB
- Sunset: 18:07 WIB
- details ▼
- Friday
- 6. Nov 2026
- 29°C
- 22°C
Thunderstorms
- Precip. probability: 60%
- Precipitation: 10mm
- Wind: 11km/hN 357°
- Humidity: 86%
- UV index: 10
- Sunrise: 06:07 WIB
- Sunset: 18:07 WIB
- details ▼
- Saturday
- 7. Nov 2026
- 28°C
- 22°C
Thunderstorms
- Precip. probability: 60%
- Precipitation: 13mm
- Wind: 12km/hN 1°
- Humidity: 85%
- UV index: 10
- Sunrise: 06:07 WIB
- Sunset: 18:07 WIB
- details ▼
Throughout the next ten days, primarily lightning-active and occasionally rain-soaked weather is expected.
Rainfall is predicted day-to-day, with daily precipitation varying from a minimal 3mm to a maximum of 15mm.
The high temperatures are expected to remain largely stable across the forecast window. Maximum temperatures will fall between 28°C and 30°C, while the lowest nightly temperature differences will be also negligible, as the overnight low will fall between 22°C and 23°C.
Sunday will be the hottest day, with a maximum temperature of 30°C; Monday, next Thursday and Saturday, with the highest temperature of 28°C, will be the coldest days in Pematangsiantar.
Including the humidity's impact, the maximum feel-like temperature may increase substantially and vary between a blazing 33°C and a torrid 38°C.
Rainfall is predicted day-to-day, with daily precipitation varying from a minimal 3mm to a maximum of 15mm.
The high temperatures are expected to remain largely stable across the forecast window. Maximum temperatures will fall between 28°C and 30°C, while the lowest nightly temperature differences will be also negligible, as the overnight low will fall between 22°C and 23°C.
Sunday will be the hottest day, with a maximum temperature of 30°C; Monday, next Thursday and Saturday, with the highest temperature of 28°C, will be the coldest days in Pematangsiantar.
Including the humidity's impact, the maximum feel-like temperature may increase substantially and vary between a blazing 33°C and a torrid 38°C.
Updated: Oct 29, 2026 @ 12:18:46 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 Pematangsiantar, predominantly lightning-active and occasionally showery weather is expected for the next ten days.
With daily precipitation varying from a maximum of 15mm to a minimum of 3mm, rainfall is expected every day in Pematangsiantar. Wednesday, with moderate precipitation of 15mm, will be the day with the most rainfall.
The maximum temperature will vary between 28°C and 30°C, while the minimum temperature will vary between 22°C and 23°C.
Including the humidity's impact, the maximum feel-like temperature will vary between 33°C and 38°C.
Including the humidity's impact, the maximum feel-like temperature will vary between 33°C and 38°C.
With the maximum temperature of 30°C, Sunday will be the hottest day. With a maximum temperature of 28°C, Monday, next Thursday and Saturday will be the coldest days.
On Saturday, in Pematangsiantar, thunderstorms may form in the afternoon with sudden rainfall.
On Saturday, there is a low probability of minimal rainfall in Pematangsiantar.
On Saturday, the maximum temperature will be 29°C, while the minimum temperature will be 22°C.
On Sunday, in Pematangsiantar, thunderstorms may form in the afternoon with sudden rainfall.
Light precipitation of 4mm is anticipated on Sunday. The likelihood of rainfall is 60%.
On Sunday, the highest temperature will be 30°C, while the lowest temperature will be 23°C.





