Climate averages 1991–2020
Tawau weather
in September.
A hot, wet month: the joint 5th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Tawau: daytime highs average 29.0°C and nights cool to about 24.2°C. By daytime temperature it is the joint 5th warmest of the 12 months.
Expect about 176 mm of rain on roughly 27 days, which makes September a wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 09 min on an average September day.
The nearest other city in this atlas is Lahad Datu (99 km away). In September its highs average 29.5°C, 0.5°C warmer than Tawau, with 168 mm of rain.
Among the 72 cities listed in Malaysia, Tawau ranks joint 60th of 72 for the warmest September highs and 26th of 72 for the driest September (rainfall, lowest first). The mean September high of those 72 cities is 29.6°C; Tawau is 0.6°C cooler than that mean.
From September to October, average highs stay level at 29.0°C, and monthly rainfall rises from 176 mm to 214 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Tawau climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C24.1°C | 24.1°C | 156 | 21.5 | 11.912 h |
| February | 29.3°C24.2°C | 24.2°C | 113 | 16.7 | 12.012 h |
| March | 29.6°C24.3°C | 24.3°C | 144 | 21.9 | 12.112 h |
| April | 29.6°C24.4°C | 24.4°C | 163 | 25.4 | 12.212 h |
| May | 29.3°C24.5°C | 24.5°C | 216 | 29.5 | 12.312 h |
| June | 28.9°C24.4°C | 24.4°C | 212 | 28.1 | 12.412 h |
| July | 28.7°C24.1°C | 24.1°C | 200 | 28.1 | 12.312 h |
| August | 28.9°C24.2°C | 24.2°C | 186 | 27.9 | 12.312 h |
| September, selected | 29.0°C24.2°C | 24.2°C | 176 | 26.6 | 12.112 h |
| October | 29.0°C24.1°C | 24.1°C | 214 | 28.7 | 12.012 h |
| November | 28.9°C24.1°C | 24.1°C | 192 | 27.9 | 11.912 h |
| December | 28.9°C24.2°C | 24.2°C | 190 | 26.4 | 11.912 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Lahad Datu in SeptemberMalaysia · 99 kmHigh 29.5°C · Low 24.1°C · 168 mm rain
- Tarakan in SeptemberIndonesia · 109 kmHigh 28.4°C · Low 24.9°C · 227 mm rain
- Sandakan in SeptemberMalaysia · 179 kmHigh 30.1°C · Low 24.4°C · 243 mm rain
- Keningau in SeptemberMalaysia · 227 kmHigh 29.9°C · Low 21.7°C · 122 mm rain
- Putatan in SeptemberMalaysia · 276 kmHigh 29.2°C · Low 23.9°C · 173 mm rain
- Kota Kinabalu in SeptemberMalaysia · 279 kmHigh 29.1°C · Low 24.2°C · 173 mm rain
- Labuan in SeptemberMalaysia · 315 kmHigh 29.3°C · Low 25.2°C · 158 mm rain
- Bandar Seri Begawan in SeptemberBrunei · 335 kmHigh 29.9°C · Low 24.4°C · 196 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Tawau) is explained once on the Tawau year overview and on the Sources, method and limits page.