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Weather & Climate
Pematangsiantar, Sumatera Utara, Indonesia
Overview
Climate data and monthly weather averages for Pematangsiantar.
Key Metrics
Annual Avg
25.9°C
Summer Avg
26.1°C
Winter Avg
25.4°C
Record High
32.9°C
Record Low
20.1°C
Annual Precipitation
2722.7 mm
Avg Humidity
86%
Summer Humidity
85%
Winter Humidity
87%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 30.6° | 25.2° | 20.1° | 180.4 | 87% | 139 | 17.1 |
| Feb | 31° | 25.7° | 20.6° | 135 | 85% | 136 | 14.9 |
| Mar | 31.5° | 26.1° | 21.2° | 187.9 | 85% | 161 | 16 |
| Apr | 31.9° | 26.4° | 21.8° | 178.5 | 86% | 150 | 16.5 |
| May | 32.9° | 26.6° | 22.1° | 225.1 | 86% | 153 | 12.3 |
| Jun | 32.7° | 26.3° | 20.6° | 155.7 | 85% | 148 | 13.6 |
| Jul | 31.9° | 26° | 20.9° | 198.7 | 84% | 152 | 14.4 |
| Aug | 31.8° | 26° | 20.4° | 235.6 | 85% | 151 | 12.7 |
| Sep | 31.7° | 25.8° | 21.3° | 298.5 | 86% | 143 | 15.6 |
| Oct | 31.5° | 25.6° | 21° | 354.3 | 87% | 140 | 14.6 |
| Nov | 30.8° | 25.4° | 21.4° | 292.8 | 89% | 131 | 15 |
| Dec | 31° | 25.2° | 20.7° | 280.2 | 89% | 133 | 19.4 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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