San Salvador weather in August
Temperature, rain and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Fair
Best time to visit: November – March
What is the weather like in San Salvador in August?
In August, San Salvador is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. Expect around 6 hours of sunshine a day. It is the rainy season: rain falls on about 26 days, totalling 257 mm. On about 7 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is a so-so month for a holiday in San Salvador.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 48 | 49 | 53 |
| Day | 29° | 29° | 28° |
| Night | 22° | 22° | 21° |
| Sun | 6 h | 6 h | 5 h |
| Rain days | 21 | 26 | 29 |
More details for August
- Daylight
- 12 h 36 min05:44 – 18:19
- UV index
- 14 · extremeclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 8 km/haverage daily peakAll months
- Cloud cover
- 79 %on averageAll months
- Hot days
- 7 days30 °C or moreAll months
- Time zone
- UTC−6America/El_Salvador
How the score comes together
- Temperatureweight 50 %79 %
- Sunshineweight 20 %47 %
- Few rainy daysweight 30 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in August
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
San Salvador in August: quick answers
Is San Salvador hot in August?
Yes. In August, San Salvador is hot: daytime highs average 29 °C and nights stay around 22 °C. On about 7 days the thermometer climbs to 30 °C or more.
Does it rain much in San Salvador in August?
It rains often – on about 26 days, adding up to 257 mm.
San Salvador month by month
The whole year in San SalvadorAll destinations: El SalvadorWhere to go in August
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences