Climate averages 1991–2020
Pekanbaru weather
in January.
A hot, very wet month: the 11th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in Pekanbaru: daytime highs average 29.0°C and nights cool to about 22.7°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 210 mm of rain on roughly 24 days, which makes January a very wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 06 min on an average January day.
The nearest other city in this atlas is Payakumbuh (121 km away). In January its highs average 26.7°C, 2.3°C cooler than Pekanbaru, with 250 mm of rain.
Among the 200 cities listed in Indonesia, Pekanbaru ranks joint 41st of 200 for the warmest January highs and 20th of 200 for the driest January (rainfall, lowest first). The mean January high of those 200 cities is 28.2°C; Pekanbaru is 0.7°C warmer than that mean.
From January to February, average highs rise by 0.7°C to 29.6°C, and monthly rainfall falls from 210 mm to 159 mm.
The annual picture
January 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
Pekanbaru climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 29.0°C22.7°C | 22.7°C | 210 | 24.2 | 12.112 h |
| February | 29.6°C22.9°C | 22.9°C | 159 | 21.3 | 12.112 h |
| March | 30.0°C23.2°C | 23.2°C | 213 | 26.1 | 12.112 h |
| April | 30.2°C23.5°C | 23.5°C | 233 | 27.8 | 12.112 h |
| May | 30.4°C23.9°C | 23.9°C | 191 | 24.9 | 12.112 h |
| June | 30.3°C23.7°C | 23.7°C | 131 | 19.6 | 12.212 h |
| July | 30.2°C23.3°C | 23.3°C | 124 | 19.0 | 12.112 h |
| August | 30.4°C23.2°C | 23.2°C | 157 | 22.0 | 12.112 h |
| September | 30.3°C23.1°C | 23.1°C | 195 | 23.8 | 12.112 h |
| October | 30.1°C23.1°C | 23.1°C | 241 | 27.0 | 12.112 h |
| November | 29.3°C23.0°C | 23.0°C | 298 | 27.9 | 12.112 h |
| December | 28.9°C22.9°C | 22.9°C | 263 | 26.8 | 12.112 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
January in nearby cities
- Payakumbuh in JanuaryIndonesia · 121 kmHigh 26.7°C · Low 20.3°C · 250 mm rain
- Dumai in JanuaryIndonesia · 128 kmHigh 28.9°C · Low 23.4°C · 201 mm rain
- Bukittinggi in JanuaryIndonesia · 150 kmHigh 25.3°C · Low 18.7°C · 315 mm rain
- Solok in JanuaryIndonesia · 170 kmHigh 26.9°C · Low 20.7°C · 194 mm rain
- Pariaman in JanuaryIndonesia · 194 kmHigh 28.8°C · Low 22.9°C · 357 mm rain
- Padang in JanuaryIndonesia · 203 kmHigh 28.8°C · Low 23.3°C · 315 mm rain
- Malacca in JanuaryMalaysia · 207 kmHigh 28.8°C · Low 24.2°C · 114 mm rain
- Muar in JanuaryMalaysia · 211 kmHigh 28.7°C · Low 24.0°C · 121 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 Pekanbaru) is explained once on the Pekanbaru year overview and on the Sources, method and limits page.