Climate averages 1991–2020
Dumai weather
in March.
A hot, very wet month: the joint 6th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a hot month in Dumai: daytime highs average 30.2°C and nights cool to about 23.9°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 217 mm of rain on roughly 25 days, which makes March a very wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 06 min on an average March day.
The nearest other city in this atlas is Port Dickson (103 km away). In March its highs average 29.9°C, about as warm as Dumai, with 145 mm of rain.
Among the 200 cities listed in Indonesia, Dumai ranks joint 4th of 200 for the warmest March highs and joint 36th of 200 for the driest March (rainfall, lowest first). The mean March high of those 200 cities is 28.8°C; Dumai is 1.4°C warmer than that mean.
From March to April, average highs rise by 0.1°C to 30.3°C, and monthly rainfall rises from 217 mm to 249 mm.
The annual picture
March 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
Dumai climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C23.4°C | 23.4°C | 201 | 21.3 | 12.012 h |
| February | 29.7°C23.6°C | 23.6°C | 125 | 16.9 | 12.112 h |
| March, selected | 30.2°C23.9°C | 23.9°C | 217 | 25.1 | 12.112 h |
| April | 30.3°C24.1°C | 24.1°C | 249 | 27.6 | 12.212 h |
| May | 30.5°C24.3°C | 24.3°C | 224 | 26.3 | 12.212 h |
| June | 30.5°C24.2°C | 24.2°C | 156 | 21.2 | 12.212 h |
| July | 30.3°C23.9°C | 23.9°C | 162 | 20.4 | 12.212 h |
| August | 30.3°C23.8°C | 23.8°C | 195 | 24.0 | 12.212 h |
| September | 30.2°C23.6°C | 23.6°C | 253 | 26.1 | 12.112 h |
| October | 29.8°C23.6°C | 23.6°C | 308 | 28.2 | 12.112 h |
| November | 29.1°C23.4°C | 23.4°C | 387 | 28.5 | 12.012 h |
| December | 28.7°C23.4°C | 23.4°C | 343 | 27.7 | 12.012 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
March in nearby cities
- Port Dickson in MarchMalaysia · 103 kmHigh 29.9°C · Low 24.7°C · 145 mm rain
- Malacca in MarchMalaysia · 106 kmHigh 29.8°C · Low 24.9°C · 150 mm rain
- Sepang in MarchMalaysia · 119 kmHigh 29.6°C · Low 24.4°C · 189 mm rain
- Pekanbaru in MarchIndonesia · 128 kmHigh 30.0°C · Low 23.2°C · 213 mm rain
- Seremban in MarchMalaysia · 130 kmHigh 30.3°C · Low 23.6°C · 218 mm rain
- Muar in MarchMalaysia · 132 kmHigh 29.9°C · Low 24.7°C · 150 mm rain
- Cyberjaya in MarchMalaysia · 142 kmHigh 30.3°C · Low 23.3°C · 258 mm rain
- Puchong in MarchMalaysia · 149 kmHigh 30.4°C · Low 23.3°C · 168 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 Dumai) is explained once on the Dumai year overview and on the Sources, method and limits page.