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Weather & Climate in Sungai Sumun, Malaysia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sungai Sumun has a warm climate with an average annual temperature of 81°F (27°C). Winters average 80°F in January while summers reach 81°F in July / relatively mild seasonal variation. The area gets 183 sunny days per year. Annual precipitation totals 84.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 16 feet.
Temperature
80°F Jan (27°C)
81°F Jul (27°C)
| Annual Average | 80.9°F |
| 50% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 183 days/yr |
Geography
| Elevation | 16 ft (5 m) |
| Area | 847.1 sq mi (2,193.9 km²) |
| Population Density | 13/sq mi |
| Coordinates | 3.8915°N, 100.8532°W |
| Timezone | Asia/Kuala_Lumpur |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Apr 29, 2004 | 79 km SW of Bagan Pulau Ketam, Malaysia | M4.2 | 146 km | 217 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 6.8 in | Coldest |
| February | 81°F (27°C) | 6.3 in | |
| March | 82°F (28°C) | 6.9 in | |
| April | 82°F (28°C) | 8.1 in | |
| May | 82°F (28°C) | 6.1 in | Warmest |
| June | 82°F (28°C) | 4.1 in | Driest |
| July | 81°F (27°C) | 4.3 in | |
| August | 81°F (27°C) | 5.2 in | |
| September | 81°F (27°C) | 7.2 in | |
| October | 81°F (27°C) | 9.3 in | |
| November | 80°F (27°C) | 11.0 in | Wettest |
| December | 80°F (27°C) | 9.0 in |
Sungai Sumun has a seasonal temperature swing of 2°F / from 80°F in January to 82°F in May. Total annual precipitation is 84.3 inches, with November being the wettest month (11.0") and June the driest (4.1").