Climate averages 1991–2020
Jolo weather
in September.
A hot, wet month: the joint 3rd 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 Jolo: daytime highs average 28.1°C and nights cool to about 26.1°C. By daytime temperature it is the joint 3rd warmest of the 12 months.
Expect about 101 mm of rain on roughly 18 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 Zamboanga (152 km away). In September its highs average 28.4°C, about as warm as Jolo, with 190 mm of rain.
Among the 151 cities listed in the Philippines, Jolo ranks joint 135th of 151 for the warmest September highs and 4th of 151 for the driest September (rainfall, lowest first). The mean September high of those 151 cities is 29.0°C; Jolo is 0.9°C cooler than that mean.
From September to October, average highs fall by 0.1°C to 28.0°C, and monthly rainfall rises from 101 mm to 145 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
Jolo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.4°C25.6°C | 25.6°C | 89 | 14.8 | 11.812 h |
| February | 27.5°C25.5°C | 25.5°C | 57 | 10.5 | 11.912 h |
| March | 27.9°C25.6°C | 25.6°C | 58 | 11.1 | 12.112 h |
| April | 28.5°C26.1°C | 26.1°C | 56 | 12.1 | 12.312 h |
| May | 28.5°C26.3°C | 26.3°C | 104 | 18.8 | 12.412 h |
| June | 28.1°C26.2°C | 26.2°C | 135 | 21.0 | 12.512 h |
| July | 27.9°C26.1°C | 26.1°C | 129 | 20.4 | 12.412 h |
| August | 28.0°C26.1°C | 26.1°C | 106 | 18.0 | 12.312 h |
| September, selected | 28.1°C26.1°C | 26.1°C | 101 | 17.9 | 12.212 h |
| October | 28.0°C25.9°C | 25.9°C | 145 | 21.3 | 12.012 h |
| November | 28.0°C25.9°C | 25.9°C | 130 | 20.3 | 11.912 h |
| December | 27.8°C25.8°C | 25.8°C | 110 | 19.7 | 11.812 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
- Zamboanga in SeptemberPhilippines · 152 kmHigh 28.4°C · Low 25.0°C · 190 mm rain
- Lahad Datu in SeptemberMalaysia · 317 kmHigh 29.5°C · Low 24.1°C · 168 mm rain
- Sandakan in SeptemberMalaysia · 320 kmHigh 30.1°C · Low 24.4°C · 243 mm rain
- Pagadian in SeptemberPhilippines · 333 kmHigh 28.2°C · Low 24.6°C · 234 mm rain
- Muricay in SeptemberPhilippines · 337 kmHigh 28.2°C · Low 24.0°C · 234 mm rain
- Dipolog in SeptemberPhilippines · 380 kmHigh 29.0°C · Low 25.1°C · 237 mm rain
- Cotabato in SeptemberPhilippines · 381 kmHigh 28.9°C · Low 24.4°C · 227 mm rain
- Sultan Kudarat in SeptemberPhilippines · 383 kmHigh 29.4°C · Low 23.8°C · 227 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 Jolo) is explained once on the Jolo year overview and on the Sources, method and limits page.