Peaks — Bagansiapiapi
Climate — Bagansiapiapi: monthly averages
| Month | Day (max) | Night (min) | Monthly precipitation |
|---|---|---|---|
| January | 31°C | 22°C | 237 mm |
| February | 31°C | 22°C | 180 mm |
| March | 31°C | 22°C | 274 mm |
| April | 32°C | 23°C | 286 mm |
| May | 32°C | 23°C | 221 mm |
| June | 31°C | 23°C | 179 mm |
| July | 31°C | 23°C | 207 mm |
| August | 31°C | 22°C | 239 mm |
| September | 31°C | 23°C | 264 mm |
| October | 31°C | 23°C | 332 mm |
| November | 30°C | 23°C | 377 mm |
| December | 31°C | 22°C | 309 mm |
Long-term model averages for an area of about 50 km — not a forecast; mountains are often cooler. Source: NASA POWER Project (CC BY 4.0) (2001–2025)