Climate & archive — San Salvador 📅
Actual day-by-day weather, records, monthly climate and “on this day before”.
🔎 Weather for a date or period
📆 On this day before
🏆 Hottest and coldest day in San Salvador (over the full observation series)
🗓 Monthly climate in San Salvador
| Month | Day | Night | Precip |
|---|---|---|---|
| January | +31° | +18° | 4 mm |
| February | +31° | +19° | 4 mm |
| March | +32° | +20° | 14 mm |
| April | +32° | +21° | 59 mm |
| May | +30° | +21° | 184 mm |
| June | +28° | +21° | 277 mm |
| July | +30° | +21° | 141 mm |
| August | +29° | +21° | 193 mm |
| September | +28° | +20° | 240 mm |
| October | +27° | +20° | 221 mm |
| November | +28° | +19° | 98 mm |
| December | +30° | +19° | 12 mm |
🕰 Weather in San Salvador August 23 in past years
📒 For school and home
FAQ about the weather archive in San Salvador ❓
What was the weather in San Salvador on a specific date?
Pick a date or range in the form above — we show actual day-by-day weather (ERA5 reanalysis, up to a year back). For today’s date in past years see “On this day before”.
Hottest and coldest day in the history in San Salvador?
Heat record — +36° (April 22, 1998), cold record — +10° (December 6, 1945). Observations over the full available series.
What's the typical weather in San Salvador in August?
On average +29° by day, +21° at night, precipitation about 193 mm (ERA5 climate normal).
Since what year is the weather archive in San Salvador kept?
Climate normals and records come from the ERA5 reanalysis. Actual day-by-day weather is available for the last year.
Climate and weather archive in San Salvador
Monthly climate normals in San Salvador (average day and night temperatures, precipitation) are computed from the ERA5 reanalysis. The observation archive accrues from launch. Data: Open-Meteo (ERA5).