San Salvador weather in April
In April, San Salvador has daytime highs averaging 31 °C, nights around 22 °C, with 11 wet days. Figures are 1991–2020 climate normals.
- 31.0°C Average high
- 21.5°C Average low
- 11days Wet days
- 49mm Rainfall
- 12h Daylight
Daily temperatures through April
How April develops
Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.
| Days | Avg high | Avg low | Chance of rain |
|---|---|---|---|
| 1–10 April | 31.4 °C | 21.5 °C | 27 % |
| 11–20 April | 31.0 °C | 21.5 °C | 37 % |
| 21–30 April | 30.6 °C | 21.7 °C | 47 % |
- Rain is most likely over days 21–30 of April (47 % of days) and least likely over days 1–10 (27 %).
What to expect
| Measure | Typical April | Share of the month |
|---|---|---|
| Days above 25 °C | 30 of 30 | 100 % |
| Days above 30 °C | 20 of 30 | 66 % |
| Days below 0 °C | 0 of 30 | 0 % |
| Days with more than 1 mm rain | 11 of 30 | 37 % |
Conditions in April
| Measure | Average |
|---|---|
| Mean temperature | 26 °C |
| Record high (1991–2020) | 37 °C |
| Record low (1991–2020) | 18 °C |
| Relative humidity | 70 % |
| Wind speed | 11 km/h |
| Cloud cover | 45 % |
Where San Salvador ranks in April
| Ranking | Position | Value |
|---|---|---|
| The warmest places in North America in April | 45thof 50 | 31 °C |
April compared with the months around it
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| February | 31.2 °C | 3 mm | 23 % |
| March | 31.6 °C | 10 mm | 29 % |
| April | 31.0 °C | 49 mm | 45 % |
| May | 29.1 °C | 221 mm | 73 % |
| June | 28.2 °C | 246 mm | 84 % |
See all twelve months for San Salvador
- April is the 3rd warmest month here.
- It is the 5th driest month of the year.
- It ranks 5th for least cloud cover.
- Days last about 12 hours from sunrise to sunset.
- It rains on 11 of 30 days — 37 % of the month.
- Nights are about 9.4 °C cooler than the middle of the day.
- The hottest April day on record since 1991 reached 37 °C, 5.6 °C above the usual daytime high.
Nearby destinations in April
| Destination | Avg high | Wet days |
|---|---|---|
| San Salvador | 31 °C | 11 |
| Soyapango | 31 °C | 10 |
| Santa Ana | 32 °C | 7 |
| San Miguel | 36 °C | 9 |
| Jalapa | 27 °C | 8 |
| Villa Canales | 28 °C | 13 |
| Villa Nueva | 28 °C | 12 |
QuestionsApril in San Salvador, answered
How warm is San Salvador in April?
Daily highs average 31 °C and nights fall to about 22 °C, a spread of 9.4 °C between afternoon and dawn. That makes April the 1st warmest month of the year here.
Does it rain much in San Salvador in April?
April averages 49 mm of rain, spread over about 11 of the 30 days — 37 % of the month. Cloud cover averages 45 % of the sky.
How long are the days in April?
San Salvador averages 12 hours between sunrise and sunset in April. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.