Climate averages 1991–2020
San Jose, Philippines weather
in September.
A warm, very wet month: the 11th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in San Jose, Philippines: daytime highs average 27.8°C and nights cool to about 24.8°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 402 mm of rain on roughly 24 days, which makes September a very wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average September day.
The nearest other city in this atlas is Sablayan (63 km away). In September its highs average 27.4°C, about as warm as San Jose, Philippines, with 514 mm of rain.
Among the 151 cities listed in the Philippines, San Jose, Philippines ranks joint 141st of 151 for the warmest September highs and 140th of 151 for the driest September (rainfall, lowest first). The mean September high of those 151 cities is 29.0°C; San Jose, Philippines is 1.2°C cooler than that mean.
From September to October, average highs rise by 0.5°C to 28.3°C, and monthly rainfall falls from 402 mm to 234 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
San Jose, Philippines climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.0°C24.5°C | 24.5°C | 24 | 3.1 | 11.511 h |
| February | 28.5°C24.4°C | 24.4°C | 24 | 2.0 | 11.712 h |
| March | 29.4°C25.1°C | 25.1°C | 19 | 2.6 | 12.112 h |
| April | 30.5°C26.0°C | 26.0°C | 25 | 2.7 | 12.412 h |
| May | 30.0°C26.1°C | 26.1°C | 157 | 15.0 | 12.713 h |
| June | 28.8°C25.4°C | 25.4°C | 331 | 24.1 | 12.813 h |
| July | 27.9°C24.9°C | 24.9°C | 511 | 26.7 | 12.813 h |
| August | 27.7°C24.9°C | 24.9°C | 440 | 26.4 | 12.513 h |
| September, selected | 27.8°C24.8°C | 24.8°C | 402 | 24.4 | 12.212 h |
| October | 28.3°C25.0°C | 25.0°C | 234 | 18.6 | 11.912 h |
| November | 28.6°C25.4°C | 25.4°C | 102 | 8.5 | 11.612 h |
| December | 28.2°C25.1°C | 25.1°C | 110 | 7.5 | 11.411 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
- Sablayan in SeptemberPhilippines · 63 kmHigh 27.4°C · Low 24.1°C · 514 mm rain
- Rosario, Philippines in SeptemberPhilippines · 143 kmHigh 29.7°C · Low 24.8°C · 329 mm rain
- Batangas in SeptemberPhilippines · 156 kmHigh 29.1°C · Low 24.7°C · 318 mm rain
- Kalibo in SeptemberPhilippines · 158 kmHigh 29.0°C · Low 25.2°C · 238 mm rain
- Lipa City in SeptemberPhilippines · 177 kmHigh 27.8°C · Low 22.6°C · 355 mm rain
- Candelaria in SeptemberPhilippines · 180 kmHigh 29.2°C · Low 24.3°C · 340 mm rain
- Lucena in SeptemberPhilippines · 185 kmHigh 29.7°C · Low 25.8°C · 340 mm rain
- Pagbilao in SeptemberPhilippines · 192 kmHigh 29.0°C · Low 25.9°C · 224 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 San Jose) is explained once on the San Jose, Philippines year overview and on the Sources, method and limits page.