Climate averages 1991–2020
Ciudad Bolívar weather
in September.
A hot, wet month: the joint 8th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Ciudad Bolívar: daytime highs average 31.2°C and nights cool to about 23.7°C. By daytime temperature it is the joint 8th warmest of the 12 months.
Expect about 138 mm of rain on roughly 19 days, which makes September a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 10 min on an average September day.
The nearest other city in this atlas is Ciudad Guayana (103 km away). In September its highs average 31.3°C, about as warm as Ciudad Bolívar, with 112 mm of rain.
Among the 65 cities listed in Venezuela, Ciudad Bolívar ranks joint 15th of 65 for the warmest September highs and 37th of 65 for the driest September (rainfall, lowest first). The mean September high of those 65 cities is 29.9°C; Ciudad Bolívar is 1.3°C warmer than that mean.
From September to October, average highs rise by 0.6°C to 31.8°C, and monthly rainfall falls from 138 mm to 104 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
Ciudad Bolívar climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.9°C22.9°C | 22.9°C | 13 | 3.1 | 11.712 h |
| February | 32.9°C23.2°C | 23.2°C | 9.6 | 1.8 | 11.912 h |
| March | 34.2°C23.8°C | 23.8°C | 12 | 2.3 | 12.112 h |
| April | 34.6°C24.6°C | 24.6°C | 50 | 6.0 | 12.312 h |
| May | 32.9°C24.4°C | 24.4°C | 139 | 15.3 | 12.512 h |
| June | 30.5°C23.6°C | 23.6°C | 201 | 23.2 | 12.613 h |
| July | 29.9°C23.1°C | 23.1°C | 233 | 25.9 | 12.513 h |
| August | 30.2°C23.3°C | 23.3°C | 221 | 24.9 | 12.412 h |
| September, selected | 31.2°C23.7°C | 23.7°C | 138 | 18.8 | 12.212 h |
| October | 31.8°C24.0°C | 24.0°C | 104 | 15.8 | 11.912 h |
| November | 31.5°C23.9°C | 23.9°C | 74 | 13.9 | 11.812 h |
| December | 31.2°C23.3°C | 23.3°C | 37 | 8.2 | 11.712 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
- Ciudad Guayana in SeptemberVenezuela · 103 kmHigh 31.3°C · Low 23.3°C · 112 mm rain
- San José de Guanipa in SeptemberVenezuela · 109 kmHigh 30.7°C · Low 22.8°C · 102 mm rain
- El Tigre in SeptemberVenezuela · 115 kmHigh 30.4°C · Low 22.6°C · 102 mm rain
- Upata in SeptemberVenezuela · 126 kmHigh 31.1°C · Low 22.2°C · 103 mm rain
- Anaco in SeptemberVenezuela · 177 kmHigh 31.5°C · Low 23.3°C · 103 mm rain
- Maturín in SeptemberVenezuela · 185 kmHigh 31.0°C · Low 23.2°C · 97 mm rain
- Tucupita in SeptemberVenezuela · 195 kmHigh 31.3°C · Low 23.9°C · 89 mm rain
- Zaraza in SeptemberVenezuela · 238 kmHigh 31.5°C · Low 23.6°C · 139 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 Ciudad Bolívar) is explained once on the Ciudad Bolívar year overview and on the Sources, method and limits page.