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Weather & Climate
Dumai, Riau, Indonesia
Overview
Climate data and monthly weather averages for Dumai.
Key Metrics
Annual Avg
26.1°C
Summer Avg
26.1°C
Winter Avg
25.7°C
Record High
32°C
Record Low
20.6°C
Annual Precipitation
2590.2 mm
Avg Humidity
91%
Summer Humidity
90%
Winter Humidity
90%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 30.8° | 25.6° | 20.6° | 190.3 | 90% | 137 | 7.6 |
| Feb | 31.2° | 26° | 20.8° | 131 | 89% | 137 | 7.5 |
| Mar | 31.9° | 26.3° | 20.7° | 224.8 | 90% | 152 | 6.7 |
| Apr | 31.7° | 26.6° | 21.9° | 254.1 | 91% | 145 | 5.6 |
| May | 31.8° | 26.7° | 21.9° | 196.5 | 91% | 145 | 6.2 |
| Jun | 31.6° | 26.3° | 21.6° | 171.3 | 91% | 137 | 6.5 |
| Jul | 30.8° | 26° | 21.6° | 177 | 90% | 143 | 7.7 |
| Aug | 31.3° | 26.1° | 21.4° | 197.2 | 90% | 145 | 5.9 |
| Sep | 32° | 26.1° | 21.7° | 209.7 | 90% | 136 | 5.9 |
| Oct | 31.4° | 26.1° | 21.5° | 266.3 | 90% | 139 | 6.5 |
| Nov | 31.1° | 25.9° | 22° | 305.7 | 92% | 132 | 6.5 |
| Dec | 30.8° | 25.6° | 20.6° | 266.3 | 92% | 130 | 6.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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