Thinking of visiting Sibu in August? Expect very high temperatures reaching 33°C (91°F) during the day, dropping to 24°C (75°F) at night. Heavy showers are common during the rainy season.
If you're interested in exploring other destinations, our weather planner can help you discover additional travel options worldwide.
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Pick a month to see the average temperature, rainfall and sunshine in Sibu - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Sibu typically stay consistent throughout August, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 23°C (73°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Sibu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Sibu spans 1993 to 2026, revealing these weather extremes.
Find out more about the weather in Malaysia and which places have the best travel conditions in this month. See all of Malaysia in August →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm but pleasant conditions in Sibu in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Sibu climate overview or explore weather in Malaysia.
Where to go in August - average daytime high across popular destinations.
Kuala Lumpur
33°C (91°F) Ipoh32°C (90°F) Kuching
33°C (91°F) George Town32°C (90°F) Pantai Cenang31°C (88°F) Johor Bahru31°C (88°F) Melaka30°C (86°F) Kota Kinabalu30°C (86°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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