Climate averages 1991–2020
Oranjestad weather
in September.
A hot, moderately wet month: the warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Oranjestad: daytime highs average 29.1°C and nights cool to about 26.9°C. By daytime temperature it is the warmest month of the year.
Expect about 65 mm of rain on roughly 12 days, which makes September a moderately 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 Punto Fijo (94 km away). In September its highs average 32.6°C, 3.4°C warmer than Oranjestad, with 50 mm of rain.
From September to October, average highs fall by 0.4°C to 28.7°C, and monthly rainfall rises from 65 mm to 110 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
Oranjestad climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.7°C25.0°C | 25.0°C | 31 | 10.0 | 11.511 h |
| February | 26.7°C24.9°C | 24.9°C | 15 | 5.3 | 11.712 h |
| March | 27.0°C25.1°C | 25.1°C | 11 | 3.6 | 12.112 h |
| April | 27.6°C25.6°C | 25.6°C | 19 | 4.8 | 12.412 h |
| May | 28.1°C26.2°C | 26.2°C | 28 | 5.2 | 12.713 h |
| June | 28.2°C26.4°C | 26.4°C | 20 | 5.3 | 12.813 h |
| July | 28.2°C26.3°C | 26.3°C | 22 | 6.1 | 12.813 h |
| August | 28.8°C26.7°C | 26.7°C | 26 | 7.4 | 12.513 h |
| September, selected | 29.1°C26.9°C | 26.9°C | 65 | 11.7 | 12.212 h |
| October | 28.7°C26.5°C | 26.5°C | 110 | 17.8 | 11.912 h |
| November | 27.9°C25.9°C | 25.9°C | 135 | 19.7 | 11.612 h |
| December | 27.2°C25.5°C | 25.5°C | 64 | 14.5 | 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
- Punto Fijo in SeptemberVenezuela · 94 kmHigh 32.6°C · Low 26.4°C · 50 mm rain
- Coro in SeptemberVenezuela · 130 kmHigh 34.3°C · Low 25.2°C · 85 mm rain
- Willemstad in SeptemberCuracao · 132 kmHigh 29.1°C · Low 27.0°C · 66 mm rain
- Kralendijk in SeptemberBonaire, Saint Eustatius and Saba · 196 kmHigh 29.1°C · Low 26.9°C · 74 mm rain
- Los Puertos de Altagracia in SeptemberVenezuela · 259 kmHigh 31.4°C · Low 25.3°C · 164 mm rain
- Carora in SeptemberVenezuela · 262 kmHigh 34.3°C · Low 22.9°C · 41 mm rain
- Maracaibo in SeptemberVenezuela · 271 kmHigh 31.5°C · Low 25.7°C · 164 mm rain
- Maicao in SeptemberColombia · 272 kmHigh 31.5°C · Low 24.8°C · 153 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 Oranjestad) is explained once on the Oranjestad year overview and on the Sources, method and limits page.