Climate averages 1991–2020
Saint George's weather
in August.
A hot, wet month: the 4th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Saint George's: daytime highs average 28.0°C and nights cool to about 26.0°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 156 mm of rain on roughly 24 days, which makes August a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 31 min on an average August day.
The nearest other city in this atlas is Kingstown (135 km away). In August its highs average 28.5°C, about as warm as Saint George's, with 141 mm of rain.
From August to September, average highs rise by 0.4°C to 28.4°C, and monthly rainfall falls from 156 mm to 143 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
Saint George's climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.5°C24.9°C | 24.9°C | 47 | 12.1 | 11.512 h |
| February | 26.6°C24.8°C | 24.8°C | 23 | 7.7 | 11.712 h |
| March | 27.0°C25.0°C | 25.0°C | 26 | 6.3 | 12.112 h |
| April | 27.7°C25.6°C | 25.6°C | 31 | 7.4 | 12.412 h |
| May | 28.1°C26.1°C | 26.1°C | 55 | 11.9 | 12.713 h |
| June | 27.9°C25.9°C | 25.9°C | 117 | 19.3 | 12.813 h |
| July | 27.7°C25.8°C | 25.8°C | 142 | 23.2 | 12.813 h |
| August, selected | 28.0°C26.0°C | 26.0°C | 156 | 23.8 | 12.513 h |
| September | 28.4°C26.4°C | 26.4°C | 143 | 20.2 | 12.212 h |
| October | 28.2°C26.3°C | 26.3°C | 160 | 23.0 | 11.912 h |
| November | 27.6°C25.8°C | 25.8°C | 161 | 22.0 | 11.612 h |
| December | 27.1°C25.4°C | 25.4°C | 75 | 15.2 | 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
August in nearby cities
- Kingstown in AugustSaint Vincent and the Grenadines · 135 kmHigh 28.5°C · Low 26.4°C · 141 mm rain
- Port of Spain in AugustTrinidad and Tobago · 156 kmHigh 28.6°C · Low 25.6°C · 135 mm rain
- Carúpano in AugustVenezuela · 225 kmHigh 30.9°C · Low 24.4°C · 64 mm rain
- Castries in AugustSaint Lucia · 231 kmHigh 28.9°C · Low 25.0°C · 99 mm rain
- Bridgetown in AugustBarbados · 259 kmHigh 28.2°C · Low 26.0°C · 141 mm rain
- Porlamar in AugustVenezuela · 261 kmHigh 28.2°C · Low 25.9°C · 42 mm rain
- Fort-de-France in AugustMartinique · 293 kmHigh 28.9°C · Low 26.0°C · 133 mm rain
- Maturín in AugustVenezuela · 300 kmHigh 30.2°C · Low 22.9°C · 121 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 Saint George's) is explained once on the Saint George's year overview and on the Sources, method and limits page.