Sibu Weather in January
January in Sibu brings very high temperatures around 31°C (88°F) during the day, dropping to 23°C (73°F) at night, and as part of the rainy season, heavy rainfall is common.
Rainfall in Sibu in January
Sibu is in the rainy season in January, with rain on around 29 days and an average of 320 mm (13 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Sibu in January
If you're visiting Sibu in January, expect highs of 31°C (88°F) and overnight lows around 23°C (73°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With lows around 23°C (73°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Sibu in January
The area enjoys a balanced 135 hours of sunlight, ensuring it's neither too rainy nor too sunny.For more travel ideas, our weather planner can help you explore destinations around the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Malaysia, check out our Sibu's climate page.
Sibu Temperature in January
Min Temperature
23°C (73°F)
Max Temperature
31°C (88°F)
Chance of Rain
95%
Precipitation
320 mm (13 in)
Rainy days
29 days
Sunshine
135 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Sibu typically stay consistent throughout January, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Sibu in January
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.
Sibu historical weather extremes in January
Based on weather observations in Sibu between 1981 and 2025, these are the recorded extremes during January.
- On January 29, 2005, temperatures climbed to 35°C (95°F), marking the warmest January day on record.
- The lowest daytime temperature in January was 24°C (75°F), recorded on January 30, 1994.
- Nighttime temperatures dropped to 19°C (66°F) on January 14, 1985, marking the coldest January night on record.
Best Places in Malaysia in January
Find out more about the weather in Malaysia and which places have the best travel conditions in this month. See all of Malaysia in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Sibu in January
Warm weather calls for comfortable, breathable clothing in January. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Sibu in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Malaysia, check out our Sibu's climate page.
See the full Sibu climate overview or explore weather in Malaysia.
