Climate at a glance · San Salvador
Annual mean25°day and night
Precipitation1711 mma year
Warmest monthFebruaryavg high 32°
Coldest monthFebruaryavg low 19°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
1711 mm a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 31° | 32° | 32° | 31° | 30° | 28° | 30° | 29° | 28° | 28° | 29° | 30° |
| Avg low | 20° | 19° | 21° | 21° | 22° | 21° | 21° | 21° | 21° | 21° | 20° | 20° |
| Precip, mm | 8 | 12 | 30 | 78 | 153 | 365 | 191 | 247 | 283 | 216 | 106 | 22 |
| Wet days | 3 | 3 | 9 | 18 | 24 | 28 | 23 | 28 | 28 | 26 | 13 | 6 |
| Sunshine | 11.2 h | 11.5 h | 11.8 h | 11.7 h | 10.9 h | 8.5 h | 10.6 h | 10.5 h | 9.6 h | 9.6 h | 10.2 h | 10.8 h |
| Humidity | 62% | 60% | 63% | 69% | 79% | 88% | 80% | 84% | 87% | 85% | 76% | 65% |
| Daylight | 11 h 25 | 11 h 42 | 12 h 04 | 12 h 27 | 12 h 46 | 12 h 55 | 12 h 50 | 12 h 34 | 12 h 12 | 11 h 49 | 11 h 30 | 11 h 20 |
| UV index (clear sky) | 8 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 10 | 9 | 8 |
5-year averages (2021–2025) · Open-Meteo historical weather (ERA5)
13.6890°N, 89.1870°W