Climate averages 1991–2020
Gunungsitoli weather
in August.
A hot, very wet month: the 9th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Gunungsitoli: daytime highs average 28.6°C and nights cool to about 24.2°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 332 mm of rain on roughly 27 days, which makes August a very wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 09 min on an average August day.
The nearest other city in this atlas is Sibolga (139 km away). In August its highs average 28.9°C, about as warm as Gunungsitoli, with 284 mm of rain.
Among the 200 cities listed in Indonesia, Gunungsitoli ranks joint 141st of 200 for the warmest August highs and 198th of 200 for the driest August (rainfall, lowest first). The mean August high of those 200 cities is 29.5°C; Gunungsitoli is 0.9°C cooler than that mean.
From August to September, average highs rise by 0.1°C to 28.7°C, and monthly rainfall rises from 332 mm to 352 mm.
The annual picture
August 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
Gunungsitoli climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C24.2°C | 24.2°C | 284 | 26.1 | 12.112 h |
| February | 29.3°C24.4°C | 24.4°C | 237 | 23.2 | 12.112 h |
| March | 29.4°C24.5°C | 24.5°C | 312 | 28.3 | 12.112 h |
| April | 29.2°C24.6°C | 24.6°C | 360 | 28.2 | 12.112 h |
| May | 29.4°C24.9°C | 24.9°C | 285 | 25.3 | 12.212 h |
| June | 29.3°C24.8°C | 24.8°C | 233 | 22.3 | 12.212 h |
| July | 28.9°C24.4°C | 24.4°C | 268 | 24.4 | 12.212 h |
| August, selected | 28.6°C24.2°C | 24.2°C | 332 | 27.0 | 12.212 h |
| September | 28.7°C24.1°C | 24.1°C | 352 | 27.3 | 12.112 h |
| October | 28.3°C24.0°C | 24.0°C | 471 | 28.8 | 12.112 h |
| November | 28.0°C23.9°C | 23.9°C | 511 | 28.6 | 12.112 h |
| December | 28.4°C24.0°C | 24.0°C | 399 | 28.4 | 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
August in nearby cities
- Sibolga in AugustIndonesia · 139 kmHigh 28.9°C · Low 23.0°C · 284 mm rain
- Subulussalam in AugustIndonesia · 156 kmHigh 29.2°C · Low 21.4°C · 238 mm rain
- Padangsidempuan in AugustIndonesia · 184 kmHigh 28.4°C · Low 21.2°C · 226 mm rain
- Kabanjahe in AugustIndonesia · 224 kmHigh 25.1°C · Low 17.3°C · 218 mm rain
- Pematangsiantar in AugustIndonesia · 246 kmHigh 27.9°C · Low 20.7°C · 274 mm rain
- Rantauprapat in AugustIndonesia · 263 kmHigh 30.6°C · Low 22.9°C · 193 mm rain
- Binjai in AugustIndonesia · 275 kmHigh 30.4°C · Low 22.0°C · 213 mm rain
- Sunggal in AugustIndonesia · 278 kmHigh 30.1°C · Low 22.3°C · 213 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 Gunungsitoli) is explained once on the Gunungsitoli year overview and on the Sources, method and limits page.